garment wet washing

7/21/2019 Garment Wet Washing

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GARMENT WASHING

The technology which is used to modify the appearance out loo!

comfort a"ility of the garments is called garment washing#

Re$uirements of garments washing It should "e remo%ed si&e materials from the garments # Hence feels soft during use#

It should "e remo%ed any dust dirt spot impurities or germ which is present or

added in garments during manufacturing#

It should "e shrin!age occurred i#e# no possi"ility of further shrin!age of wash

garments due to washing#

It should "e produced similar or different outloo! in the garments "y differentwashing techni$ues#

It should "e created faded affect in the garments#

It should "e possi"le to wearing directly the garments after purchasing from the

shop#

Should "e used new' modern' latest machines#

It should also "e produced fading affect in the specific area of the garment as per

specific design#

It should "e comparati%ely more profita"le than others#

Effects of garments washing(# )hange the appearance of the garments#

*# )hange in si&e#

+# )hange in color#

,# )hange out loo! of the garments#

-# )hange in comfort#

.# )hange in design#

TYPES OF WET AND DRY PROCESS

/Normal wash ' Garments wash' Rinse wash#

/0igment wash#

/)austic wash#

/Silicon wash#

/Stone wash#



/En&yme wash#

/Stone En&yme wash#

/Acid wash#

/1leach wash#

/Tinting 2 o%er dyeing#

/Sand 1lasting#

/Hands scraping#

/o%er all wrin!les#

/0ermanent wrin!le#

/Grinding 2 3estroy#

/1ro!en 2 Tagging#

/0 0 Spray 2 0 0 Sponging etc#

NORMAL WASH !ARMENTS WASH

Normal wash is re$uired for the following reasons45/To remo%e dust dirt oil spot impurities from the garments#

/To remo%e si&e materials from the garments#

/To remo%e starch presents on the garment fa"rics#

/6or soft feeling to wear the garments after purchasing#

/To achie%e "uyer washing standard#

WASH"N! PROCESS OF NORMAL !ARMENT WASH/The Normal'Garment washing process of "atch of 78 !g Twill')an%as Garments

are descri"ed "elow45

First Ste# $%

/9ot si&e4 5####################### 78 !g Twill')an%as Garment#

/Add water : 94 R ; (4 <5(8 ############-.8 55 788 9itre#

/Machine Running#

/Add detergent : 8#- gm ' litre ############ *<85+-8 gm#/Temperature##### Sometime cold 2 sometime ,8=c to .8=c#

/Time ############################## - to (8 mts#

/3rop the li$uor#

/)old wash#

Secon& Ste# $%

/Add water : 9 4 R ; (4 . ######### ,*8 litre#



/Washing machine running

/Add 6la> softner : 8#. gm ' litre ########## *-* gm#

/Add Acetic Acid : 8#- gm ' litre########### *(8 gm#

/Time################################### - to (8 mts#

/3rop the li$uor#

/?nload the Garments on trolley#

Thir& Ste# $%

H'&ro e(tractor machine)

/Hydroc>traction the garment to remo%e e>cess water from the Garment#

*Fo+rth Ste# 45

Steam 3ryer ' Gas 3ryer#

/9oad on steam dryer 5 -8 !g

/Temperature 5 .8=c 5 78=c

/Time 5 ,8 5 -8 mts for dry#

/Time 5 (8 5 (- mts for cold dry#or

/9oad on gas dryer 5 -8 !g

/Running the machine

/Temperature4 5 78=c 5 <-=c#

/Time4 5 +8 5 +- mts for dry#

/Time4 5 (8 5 (- mts for cold dry#

Fifth Ste#$%

/After drying it will "e $uality chec!ing and good $uality Garments will "e

deli%ery to Garments factory#

/N@TE4 5 6la> softner cationic or nonionicB diluted with hot water then use in the

Machine#

P"!MENT WASH/0igment wash generally doing on pigment dyed or printed Garments "y pigment

washing techni$ue#

/0igment wash is re$uired for the following reasons45 To fading affect'old loo!ing

affect on Garment and also seam area# 6or soft feeling to wear the garment after purchasing#To achie%e the "uyer washing standard#To increase the colourfastness

2 ru""ing fastness#

WASH"N! PROCESS OF P"!MENT WASHThe pigment washing process of "atch of <8 !g Twill'can%as Garments are

descri"ed "elow45



First Ste# $

/9ot si&e4 5 ###################### <8 !g Twill')an%as Garment#

/Add water : 94 R ; (4 <############## .,8 9itre

/Machine Running#

/Add )austic soda NA@HB##### : 8#< gm ' liter ############ -(* gm#

/Add Soda Ash Na*)o+B ########: (#-8 gm ' litre########### C.8 gm#

/Add 3etergent ######################## : 8#< gm ' litre ############ -(* gm#

/Temperature########### -8=c to .8=c#

/Time 3epend upon the shadeB ####### *8 to .8 mts#

/3rop the li$uor#

/Wash ( time "y hot wash for - mts at the temperature -8=c#

/Wash ( time "y cold water for - mts

Secon& Ste# $/Add water : 9 4 R ; (4 . ######### ,<8 litre#

/Washing machine running

/Add Acetic Acid for pH ,#- 5 -#-B : 8#- gm ' litre ############# *,8 gm#

/Add 6la> softner ### # : 8#. gm ' liter########### *<< gm#

/6or more slippery hand feel use silicon 5 : 8#, gm ' litre#####(C*gm#

/Time################################### (- to *- mts#

/3rop the li$uor#

/?nload the Garments on trolley#

Thir& Ste# $%

Hydro e>tractor machine#

/Hydroc>traction the garment to remo%e e>cess water from the Garment# Time

re$uired a"out * 5 , minutes#

Fo+rth Ste# $% Steam 3ryer ' Gas 3ryer#





/Time 5 (8 5 (- mts for cold dry#or



/Temperature4 5 78=c 5 <-=c for dry#

/Time4 5 +8 5 +- mts for dry#

/Time4 5 (8 5 (- mts for cold dry#



6ifth Step 4

/After drying garments go to $uality section and chec! the garment good $uality

garment will "e deli%ery and 3eep shade again rewash other $uality Garment

rectify then deli%ery#

)HEMI)A9 ?SE3 IN 0IGMENT WASHING AN3 THEIR 6?N)TI@N

/)A?STI) S@3A NaoHB 4

(# )austic created the role in "leach techni$ue without colour change the garments#

)austic has a cleaning power which is more powerful then soda Ash# fading

affect'old loo!ing affect come rapidly on garments#

/S@3A ASH Na*)o+B 45

Soda ash created al!aline medium for the "rea!down of pigment dye# It has also a

cleaning power# It has also help color fading affect of garments#

/3etergent45

Here detergent is used to remo%e impurities from the Garment fa"ric surfaces

and temperature helps detergent to enhance its action# 3etergent remo%es the

impurities from the garments fa"ric surface# 3uring coming these impuritiessome

pigment will "e washed out from the pigment dyed or printed area of the garments#

As a result fading affect will "e de%eloped#

/Acidic Acid )H+)@@HB 45

Acidic Acid is used to neutrali&e the garment from al!aline condition and to

control the pH %alue in wash "ath#

/6la> Softner )ationic nonionicB 45

Softener is used to ma!e the garments treated te>tiles is surface feel that is "ath

sic!ly and soft and also pro%ides e>cellent lu"ricating properties#



CA,ST"C WASH/)austic wash generally doing on Reacti%e dye Sulpher dye 3irect dyed or

printed Garments# )austic wash is re$uired for the following reasons45/To fadding'old loo!ing affect on Garment and seam a"rasion affection seam area#

/To remo%e the si&e materials starch from the garments#

/To increase the colour fastness 2 ru""ing fastness#

/6or soft feeling to wear the garments#

/To increase the hairiness on garments#

/To achie%e the "uyer reference sample#

WASH"N! PROCESS OF CA,ST"C WASH

The caustic washing processes of "atch of <8 !g twill'can%as garments are

descri"ed "elow45

First Ste# $%

/9ot si&e4 5 ###################### <8 !g#

/Add water : 9 4 R ; ( 4 <############## .,8 9itre

/Machine Running#

/Add )austic soda NA@HB##### : (#.8 gm ' litre######## (8*, gm#

/Add 3etergent ######################## : 8#< gm ' litre ############ -(* gm#

/Temperature########### -8=c to .8=c#

/Time 3epend upon the shadeB ####### *8 to .8 mts#

/3rop the li$uor#/Wash cold water for + mts#

Secon& Ste# $% Neutral Wash

/Add water : 9 4 R ; (4 - ###################### ,88 litre#

/Add Acetic Acid : ( gm ' litr e ############# ,88 gm#

/Time ########################################################## - mts#

Here acetic acid is used to neutrali&e the garments from al!aline medium#

Thir& Ste# $%

/Add water : 9 4 R ; ( 4 . ############## ,<8 9itre

/Machine Running#

/Add Acetic Acid : 8#- gm ' litre ############ *,8 gm#

/Add 6la> softner : 8#. gm ' litre########### *<< gm#

/If mor e soft use silicon : 8#, gm ' litre ### (C* gm#

/Time################################ (8 to *8 mts#

/3rop the li$uor#

/?nload the garments on trolley#



Fo+rth Ste# $%

Hydro e>tractor machine#Hydro e>traction the garment to remo%e e>cess water

from the Garment# Timere$uired a"out * 5 , minutes#

Fifth Ste# $%

Steam 3ryer ' Gas 3ryer#





/Time 5 (8 5 (- mts for cold dry#

or



/Temperature4 5 78=c 5 <-=c for dry#

/Time4 5 +8 5 +- mts for dry#/Time4 5 (8 5 (- mts for cold dry#

Si(th Ste# $%

/After drying garments go to $uality section and chec! the garment good $uality

garment will "e deli%ery and 3eep shade again rewash other $uality Garment

rectify then deli%ery#

)HEMI)A9 ?SE3 IN )A?STI) WASH AN3 THEIR 6?N)TI@N)A?STI) S@3A NaoHB 4

/)austic created the role in "leach techni$ue with color change the garments#

/)austic has powerful cleaning power#/6adding affect'old loo!ing affect come rapidly on garments#

DETER!ENT $

/Here detergent is used to remo%e impurities from the garments fa"ric surfaces and

temperature helps detergent to enhance its action# 3uring coming these impurities



FIn dar! shade en&yme affect comes good#

SL EN-YME/S9 en&yme is li$uid form#

/pH range is . to 7#

/Time re$uired ,- to <8 mts#/En&yme affects come slowly#

/9ess staining'"leeding on garments#

/With pumic stone come "etter affect#

/In dar! shade en&yme affect comes good#

EN-YME WASH/En&yme wash is re$uired for the following reasons45

/To remo%e the si&e materials from the garments#/To remo%e the starch presents on the garments fa"rics#

/To achie%e the high low a"rasion stone affectB on garment and seam a"rasion in

sewing area#

/En&yme attac! as chemically not mechanically for this reason low

damage'wastage then stone wash#

/6or soft feeling to wear the garment#

/To achie%e the "uyer reference sample#

/To increase the colour fastness 2 ru""ing fastness#

/Especially de%elop the 1io50olishing affect of cotton'denim#

/En&yme impro%es the anti5pilling properties#/En&yme attac!s more the surface of the fa"rics and gi%es a %ery smooth surface#

EN-YME WASH PROCESS/The en&yme washing process of "atch of .8 !gs denim menDs long pants TrouserBare descri"ed "elow45

First Ste# $% DES"-"N!/9ot weight <8 pesB ############ .8 !g denim long pant#

/Add water : 9 4 R ; ( 4 C ############## -,8 9itre

/Machine Running#

/Temperature########################## .8=c#



/Add 3esi&ing agent : 8#. gm ' litre ############ +*, gm#

/Add 3etergent : 8#< gm ' litre#################### ,+* gm#

/Time###############################(855 *8 mts#

/3rop the li$uor#

/Wash ( time "y cold water#

Secon& Ste# $% EN-YME/Add water : 9 4 R ; ( 4 < ############## ,-8 9itre

/Temperature########################## ,-=c#

/Add Acetic Acid : 8#. gm ' litre ################### *78 gm#

/Add Anti "ac! staining : 8#. gm ' litre######## *78 gm#

/Add Acid En&yme : *#88 gm ' litre ################ C88 gm#

/Time ############## 3epend upon the shade B###,855 .8 mts#

/Increase temperature to C8=c and run ( minute en&yme !illingB#

/3rain the "ath#/Rinse Twice each + minutes#

/Thir& Ste# $% SOFTEN"N!/Add water : 9 4 R ; ( 4 < ##################### ,-8 9itre#

/Add Acetic Acid : 8#. gm ' litre ############ *78 gm#

/)ationic Softner : ( gm ' litre############## ,-8 gm#

/Temperature################################### )old#

/Time ################################################ (- to *8 mts#

/3rain the "ath#/Then unload the garments on trolley#

Fo+rhtSte# $%H'&roe(tractor Machine/After unloading garments from the washing machine then they are sent to

hydroe>tractor machine to remo%e e>cess water from the washed garments#

Fifth Ste# $% Dr'ing Machine F9oad .8 !g garments to gas dryer#

FTemperature set 5 7-=c to <-=c#

FRun a"out ,8 mts# FAfter then run (8 mts in cold dryer#

Si(th Ste# $%/After dryer garment goes to $uality section for $uality chec!ing and good one

deli%ery#



EN-YME WASH PROCESS.TW"LLCAN/ASPOPL"N0/The en&yme washing process of "atch of .8 !g Twill')an%as'0oplin')ord rayB

trouser is descri"ed "elow45

First Ste# $% DES"-"N!/9ot weight Appro> (*- pesB ############ .8 !g#

/Add water : 9 4 R ; ( 4 (8 ############## .88 9itre

/Machine Running#

/Add 3esi&ing agent : 8#. gm ' litre ############ +.8 gm#

/Add 3etergent : 8#- gm ' litre#################### +88 gm#

/Temperature#################################### -8=c#

/Time########################################(8555 *8 mts#

/3rop the li$uor#

/Rinse one time + minutes#Secon& Ste# $% EN-YME/Add water : 9 4 R ; ( 4 < ############## ,<8 9itre

/Temperature########################## ,-=c#

/Add Acetic Acid : 8#- gm ' litre ############ *,8 gm#

/Add Acid En&yme : (#* gm ' litre ############ -7. gm#

/Add Antistain : 8#-8 gm ' litre ################ *,8 gm#

/Time## 3epend upon the standardB######## +8 to .8 mts#

/Increase temperature to C8=c and run ( minute#

/3rain the "ath#

/Rinse Twice each + minutes#

Thir& Ste# $% Softing/Add water : 9 4 R ; ( 4 < ############## ,<8 9itres#

/Add Acetic Acid : 8#. gm ' litre ########## *<< gm#

/)ationic Softner : ( gm ' litre############## ,<8 gm#

/Silicon MEB : 8#- gm ' litre################# *,8 gm#

/Temperature########################## ,8=c##

/Time################################ (- to *8 mts#

/3rain the "ath#/Then unload the garments on trolley#

Fo+rth Ste# $%H'&roe(tractor Machine/After unloading garments from the washing machine then they are sent to

hydroe>tractor machine to remo%e e>cess water from the washed garments#



Fifth Ste# $% Dr'ing Machine F9oad .8 !g garments to gas'steam dryer#

FTemperature set 5 7-=c to <-=c#

FRun a"out +- to ,- mts#

FAfter run (8 to (- minutes for cold dryer#Si(th Ste# $%/After dryer garment go to $uality section for $uality chec!ing and then deli%ery#

INTR@3?)TI@N @6 0?MI) ST@NE

P+mice Stone $%/The pumice stone are the perforated stones produced from %olcanic e>plosion#

/At first these stones are soft "ut "ecomes cold it "ecomes the stones with rough

surface

/0umice stones float on water#/0umice stones come from Indonesia and Tur!ey#

/Indonesia stone color is slightly "rown and Tur!ey stone is white color#

/0umice stones are a%aila"le in + si&e i#e# small *5+ cm medium +5- cm and large

si&e -57 cm#

/Two to Three times can "e used are pumice stone#

/E%ery "ag contain ** !g to *- !g and price ,88'; to ,*-';' "ag %ariesB#

THE A)T @6 0?MI) ST@NES 3?RING GARMENT

WASHING

/3uring different garments washing li!e stone wash Acid wash Stone En&yme

wash etc# 0umic stones are used to create irregular fading affect on garments#/The pumic stones act a "rushing action on the garment fa"ric surfaces#

/The areas where more "rushing action ta!e place there more fading or discolor

affect will "e de%eloped and the areas where less "rushing action ta!es place there

less discolor affect will "e de%eloped#

/The multi layer fa"ric areas li!e )ollar )uff 0oc!et 0lac!et Side seams etc#

areas will "e "rushed more than the single layer areas#



/As a result irregular fadding is de%eloped in the garments "y the action of pumic

stones#

STONE WASH/A process of stone wash of .8 !g "atch of 3enim 9ong 0ant as mentioned "elow45

First Ste# $% PRE%TREATMENT DES"-"N!/1atch si&e####################### .8 !g 3enim 9ong 0ant#

/Add water : 9 4 R ; ( 4 C ############## -,8 litres#

/Start the machine#

/Temperature#################### .8=c

/Add 3esi&ing agent : 8#. gm ' litre################# +*, gm#

/Add 3etergent ' Antistain : ( gm ' litre ######### -,8 gm#

/Time################################ (- to *- mts#/3rop the li$uor#

Secon& Ste# $% HOT WASH/Add water : 94 R ; (4 C############## -,8 litres#

/Temperature#################### .8=c#

/Time################################ - mts#

Thir& Ste# $% 1LEACH"N!/Add water : 94 R ; (4 <############## ,<8 litres#

/Machine running#/Add "leaching powder !#c#iB : (8 gm'litre ###### ,<88 Gms#

/Add soda ash : - gm'litre ################################## *,88 Gms#

/0umic stone : %ol of garments#

/Temperature############################# .8=c#

/Time 3epend upon the shadeB ########## (* to (- mts#

/3rop the li$uor#

/Rinse twice each + minutes#

Fo+rth Ste# $% NE,TRAL WASH/Add water : 9 4 R ; ( 4 C ############## -,8 litres#

/Add sodium hyposulphite : + gm'litre ###### (.*8 Gms#

/Temperature############################# ,8=c#

/Time 3epend upon the shadeB ########## (8 to (* mts#

/3rop the li$uor#

/Rinse one#



Fifth Ste# $% SOFT WASH/Add water : 94 R ; (4 <############## ,<8 litres#

/Add Acetic Acid : 8#. gm'litre ##################### *<< Gms#

/)ationic softner : ( gm'litre ######################## ,<8 Gms#/Time################################ - mts#

/3rop the li$uor#

/?nload the garments to trolley#

Si(th Ste# $%H'&roe(tractor Machine/Hydroe>traction the garment to remo%e e>cess water from the washed garments#

Se2enth Ste# $% Dr'ing Machine F9oad ,8 !g garments

FSet temperature ################ 7-=c to <-=c#

FTime ######################### +- to ,8 mts#

FTime ##################### (8 minutes in cold dry#

Eighth Ste# $%De3i2er' FAfter $uality chec!ing garment will "e deli%ery#

STONE EN-YME WASH

/Now in our 1angladesh ma>imum 3enim garment is washing ST@NEENJMEWASH# It is most popular wash for 1uyer# A process of stoneen&yme wash of .8

!g "atch of 3enim 9ong 0ant as mentioned "elow45

First Ste# $%PRE%TREATMENT DES"-"N!/1atch si&e####################### .8 !g 3enim 9ong 0ant#

/Add water : 94 R ; ( 4 C ############################ -,8 litres#

/Start the machine#

/Temperature#################### .8=c

/Add 3esi&ing agent : 8#. gm ' litre################# +*, gm#

/Add 3etergent ' Antistain : ( gm ' litre ######### -,8 gm#/Time################################ (- to *- mts#

/3rop the li$uor#

Secon& Ste# $%HOT WASH/Add water : 94 R ; (4 C############## -,8 litres#



/Temperature#################################### .8=c#

/Time################################################# - mts#

Thir& Ste# $%

/Add water : 9 4 R ; ( 4 < ############## ,<8 litres#/Add pumic stone : %ol of garments#

/Add En&yme : (#-8 gm'litre ##################### 7*8 Gms#

/Add Acetic Acid : 8#. gm'litre ################## *<< Gms#

/Add Antistain : 8#< gm'litre ##################### +<, Gms#

/Temperature######################################### ,8=c to -8=c

/Time 3epend upon the shadeB ########## .8 to 78 mts#

/Then temperature raise to C8=c for ( minute#

/3rop the li$uor#

/Rinse Twice each + minutes#

/Then pumic stone out from washing machine

Fo+rth Ste# $%1LEACH"N!/Add water : 94 R ; (4 <############## ,<8 litres#

/Machine running#

/Add "leaching powder !#c#iB : (8 gm'litre ####,<88 gms#

/Add soda ash : - gm'litre################################ *,88 gms#

/Temperature########################################################### .8=c#

/Time 3epend upon the shadeB ##################### (* to (- mts#

/3rop the li$uor#/Rinse twice each + minutes#

Fifth Ste# $% NE,TRAL WASH/Add water : 94 R ; (4 C ############################ -,8 litres#

/Add sodium hyposulphite : + gm'litre ####### (.*8 Gms#

/Temperature##################################################### ,8=c#

/Time ############################################################# (8 to (* mts#

/3rop the li$uor#

/Rinse one#

Si(th Ste# $% SOFT WASH/Add water : 9 4 R ; ( 4 < ############## ##############,<8 litre#


/)ationic softner : ( gm'litre ######################## ,<8 Gms#

/Time################################ - mts#



/3rop the li$uor#


Se2enth Ste# $%H'&roe(tractor Machine

/Hydroe>traction the garment to remo%e e>cess water from the washed garments#

Eighth Ste# $%Dr'ing Machine F9oad ,8 !g garments


FTime ######################### +- to ,8 mts#


Ninth Ste# $%De3i2er' FAfter $uality chec!ing garment will "e deli%ery#

1LEACH WASH/A process of "leach wash of .8 !g "atch of 3enim 9ong 0ant as mentioned

"elow45

First Ste# $% PRE%TREATMENT DES"-"N!

/1atch si&e####################### .8 !g 3enim 9ong 0ant#/Add water : 94 R ; (4 C############## -,8 litres#

/Start the machine#

/Temperature#################### .8=c

/Add 3esi&ing agent : 8#. gm ' litre ############ +*, gm#

/Add 3etergent ' Antistain : ( gm ' litre##### -,8 gm#

/Time################################ (- to *- mts#

/3rop the li$uor#

Secon& Ste# $%HOT WASH/Add water : 94 R ; (4 C############## -,8 litres#

/Temperature####################################### .8=c#

/Time################################################### - mts#



Thir& Ste# $% 1LEACH"N!/Add water : 94 R ; (4 <############## ,<8 litres#

/Machine running#

/Add "leaching powder !#c#iB : (8 gm'litre##,<88 Gms#

/Add soda ash : - gm'litre ############################### *,88 Gms#/Temperature############################################################ .8=c#

/Time 3epend upon the shadeB#################### (* to (- mts#

/3rop the li$uor#

/Rinse twice each + minutes#

Fo+rth Ste# $% NE,TRAL WASH/Add water : 94 R ; (4 C########################## -,8 litres#

/Add sodium hyposulphite : + gm'litre ####### (.*8 Gms#

/Temperature ######################################################### ,8=c#

/Time 3epend upon the shadeB############## (8 to (* mts#

/3rop the li$uor#/Rinse one#

Fifth Ste# $% SOFT WASH/Add water : 94 R ; (4 <############## ,<8 litres#


/)ationic softner : ( gm'litre ######################## ,<8 Gms#

/Time################################ - mts#

/3rop the li$uor#


Si(th Ste# $%H'&roe(tractor Machine/Hydroe>traction the garment to remo%e e>cess water from the washed garments#

Se2enth Ste# $% Dr'ing Machine $% F9oad ,8 !g garments


FTime ######################### +- to ,8 mts#


Eighth Ste# $% De3i2er'K After $uality chec!ing garment will "e deli%ery#

3I66ERENT TJ0ES @6 WASHING 6A?9TSK )olour shade %ariation#

K )rease Mar!s#

K After wash hole#

K Lery dar! 2 %ery light#



K 1leach Spot#

K 1ottom hem 2 course edge destroy#

K Running shading#

K @%er "lasting ' low 1lasting#

K @%er grinding ' low grinding#

K 1ad smell due to poor neutrali&ation#

K 0oor hand feel#

K To high hairiness#

K 0oor "rightness#

K High or low affect ' a"rasion on garments#

K Spot on garments#

K @ut of range ' le%el of pH %alue of garments#

S+#er White wash/Super white wash is done on the garments made from cotton grey fa"rics# 3ue to

this type of wash the garments "ecomes e>tremely white#

O45ects$

(# To ma!e white the garments#

*# To achie%e the "uyer washing standard#+# 6or soft feeling to wear the garments#

,# To remo%e si&e materials from the garments etc#

The process of super white wash of "atch of .8!g cotton grey fa"rics is descri"ed

"elow4

First ste#$ Desi6ing5 1atch si&e4 .8 !g cotton grey fa"rics

5 Water : 94R4 (4<5 Machine running

5 Temperature up to C8=)

5 Add detergent:*@W6B

5 )old caustic soda:< @W6B

5 Add Soda ash : - @W6B

5 Hydrogen per o>ide : (* @W6B



5 Sta"ili&er : - @W6B

5 Time4 78minutes

5 3rop the li$uor

Secon& ste#$ 13eaching(# Add detergent :( @W6B

*# Add )austic soda : +5, @W6B

+# Hydrogen per o>ide : .5< @W6B

,# Sta"ili&er : * @W6B

-# Time4 ,-5.8 minutes

.# Temperature4 C8=)

Thir& ste#$ Hot Wash

(# Temperature4 -8=)5 <8=)

*# Time4 -5(8 minutes

+# 3rop the li$uor

Fo+rth ste#$ Ne+tra3i6ation$(# Add Acetic acid : (


+# )old wash

Fifth Ste#$ 1rightening

(# Add optical "rightener agent : 8#-58#.


Si(th ste#$

(# Add softener : 8#-5(


Se2enth ste#$ H'&roe(tractor

Eight ste#$ Dr'ing machine(# 9oad .8!g garments to gas dryer

*# Machine running

+# Temperature4 7-=)5 <-=)

,# Time4 ,8 minutes in hot dryer

-# After then run (8 minutes in cold dryer#

Ninth ste#$ De3i2er



Tinting 7O2er &'eingTinting and o%er dyeing process is done after washing"ut "efore softening#

Normally after acid wash stone wash with "leach or en&yme stone wash sand

"lasting etc process tinting and o%er dyeing is done# The fadedarea is normally

o%er dyed with orange "right colorByellow or similar hue and stone# Normally

denimgarments are of "lue color# When orange or yellow coloris placed is placed

on the faded area the garments loo!li!e dirty "ut actually the garment is clean and

new#Another color is again reused in the faded portion this iscalled o%er dyeing#0recautions to "e ta!en in o%er dyeing and tinting(# 3uring fa"ric sewing low and high thread tension re$uired# @therwise irregular

dyeing effect happen "ut low tension more prefera"le#

*# Selection of interlining "efore garments dyeing#

The main reci#e of tinting an& o2er &'eing is gi2en 4e33ow$(# 94R4 (47

*# 3ye4 8#8(58#8- 3irect'Reacti%eB

+# 9e%eling agent4 #8-

,# salt4 (-5*8 g'l-# Soda ash4 (85(- g'l

.# Temp4 -8=)5 78=)

7# Time4 (5* hrs

The process of en&yme "leach wash with tinting is descri"ed "elow4

/Ste# 8$ Desi6ing$ 1atch si6e$ 9:#cs(# Water is added

*# Garments are loaded

+# Machine started

,# -88 gm Soda ash added

-# -88 gm )austic soda added

.# *88 gm 1io# 3 added

7# Steam temp4 .8=)

<# 0rocess time4 *- minutes

C# 3rop li$uor

(8# Two time wash



*Ste# ;$ En6'me wash$(# Water added ,88 liters

*# Machine running

+# *88 ml li$uid ,88 gm powder type en&yme added,# (-8 ml Acetic acid added

-# *88 gm Anti 1ac! staining agent added

.# (8 !g 0umice stone added

7# Temp4 -8=)

<# 0rocess time4 .8 minutes

C# 3rop li$uor

*Ste# <$ Ne+tra3 wash(# Water is added4 ,88 liters

*# Machine running+# -88 gm Hypo sulphide added

,# Steam temp4 ,-=)

-# 0rocess time4 (8 minutes

.# 3rop li$uor

Ste# =$ Tinting(# Water is added ,88 litersB

*# Machine running

+# #8* 3irect 1rown GT9 and #8( 3irect 1lac! L5*88 added

,# ,!g salt is added-# Steam temp4 78=)

.# 0rocess time4 *8 minutes

7# )hec! shade

<# 3rop the li$uor

Ste# 9$ Dr'ing

WHAT TJ0E @6 MA)HINE ?SE3 IN WASHING

09ANT

Sample washing Machine Hori&ontal ' Lertical TypeB Washing Machine Side loadingB

Washing Machine 6ront loadingB

Hydro e>tractor Machine

3ryer Machine SteamB

3ryer Machine GasB



)hemical Mi>ture Machine

Industrial @%en Gas'ElectricB

1oiler

Su"mersi"le 0ump

Grinding Machine

Tagging Machine

Steam cham"er for crin!le

E#T#0 Effluent Treatment 0lantB

Generator

Sand 1lasting Gun

Sand 1lasting cham"er

Spray gun and dummy Screw compressor

9aser draw

WHAT TJ0ES @6 )HEMI)A9 ?SE IN WASHING 09ANT FEn&yme

F3etergent

FAcetic Acid

FAntistain

F1leaching powder

FSodium hyposulfite

F)austic Soda FSoda Ash

FSodium 1icar"onate

F0otassium permanganate

F)ationic ' nonionic 6la> softener

FMicro Emulsion Silicon



FSalt sodium chlorideB

F1uffer

FHydrogen pero>ide

FSta"ili&er

F6i>ing agent F)atani&er

F@ptical 1rightener

FResin

FSodium Meta"isulphite

F3esi&ing agent

WHAT "S THE F,NCT"ON OF CHEM"CALS "N

TE>T"LESEN-YME $ The action of en&yme during en&yme wash it hydrolysis the

cellulose# At first it attac!s the ha%ing proecting fi"ers and hydroly&ed

them# Then it attac!s the yarn portion inside fa"ric and party hydroly&ed

the yarn portion# As a result color comes out from the yarn portion and

faded affect is produced#

DETER!ENT $ )hemical character is fatty alcohol polyglycol ether in

an a$ueous glycolic solution# 3etergent is widely applica"le in the

continuous and discontinuous pretreatment of all types of fi"er and their

"lends# To remo%e impurities mineral oil contamination and si&es

from the garments##

ACET"C AC"D .CH?COOH0 4 Acetic Acid is used to neutrali&e the

garments from al!aline condition and to control the pH %alue in wash "ath#

ANT"STA"N 4Antistain is used to pre%ent the staining on weft yarn of

the denim white yarnB white poc!ets of garment le%els and contached

fa"rics of garment and increased the "rightness of fa"rics it is also acts

as anticreasing agent#



up and gi%es some perhydro>hyl ion which discolour the colouring

materials and as a result fadding affect is de%eloped# Hydrogen pero>ide

is used in scouring "leaching "ath for white'ready for dyeing of gray

fa"ric garments# It is used also neutrali&ed the garment from al!aline

condition#STA1"L"-ER $ Hydrogen pero>ide is wor! a good condition at

temperature a"o%e C8=c when temperature raise to C8=c then "rea! the

Hydrogen pero>ide# Sta"ili&er is used to protect "rea! the hydrogen

pero>ide and pero>ide wor!s in "ath smoothly#

F">"N! A!ENT 4 6i>ing agent is used for unfi>ed dye to fi> on

fa"rics when fa"ric colour will "e proper fi>ing then colour fastness 2

ru""ing fastness will "e increased#

CATAN"-ER $)atani&er is used in pigment e>haust method processing#0igment is colour not dyestuff# 0igment colours ha%e no affinity to

fa"ric when catani&er is used in fa"ric then increase the affinity "etween

pigment colour2 fa"rics#

OPT"CAL 1R"!HTNESS $ Two types of optical "rightener are used in

the

washing plant aB Red "rightener# "B 1lue "rightener# Mainly optical

"rightener is used for impro%e the "rightness of garments#

RES"N $ Resin is high efficiency te>tile resin "ased on etherified

dimethylol glyo>alin monoureine urea# Resin is used for the creation of

semi5permanent creases indenim and other cellulose fa"rics# It is used

also cotton and polyester fa"ric# 6a"ric retains soft handle

after washing#

SOD",M META1"S,LPH"TE 4 Sodium meta"isulphite is used in the

washing plant to neutrali&ed the garment from potassium permanganate#

DES"-"N! A!ENT 4 3esi&ing agent is used to remo%e mainlystarches cmc wa>es fats pectinOs minerals 2 unfi>ed indigo dye from

denim twills poplin 2 can%as fa"rics etc#



S"L"CON WASH

Silicon washes generally doing on all type of fa"rics i#e# Twill 3enim)an%as Pnit )orduroy# Silicon wash is re$uired for the following

reasons45

It gi%es dura"le softness elastic handle

It helps to antipilling affects dimensional sta"ility tea resistance#

It helps to fa"rics to "e cut and sewn more easily allows and impro%ing

wears and easy care properties#

The silicon washing process of "atch of .8 !g

Twill')an%as'0oplin')orduroy'Trouser is descri"ed "elow45

First Ste#$ % Desi6ing/9otweight Appro> (*- pesB ############ .8 !g#

/Add water : 94 R ; (4 (8############## .88 9itre

Machine Running#

/Add 3esi&ing agent : 8#. gm ' litre ############ +.8 gm#

/Add 3etergent : 8#- gm ' litre#################### +88 gm#

/Temperature########################## -8=c#/Time###############################(85 *8 mts#

/3rop the li$uor#

/Rinse one time + minutes#

Secon& Ste# $%/Add water : 9 4 R ; ( 4 < ############## ,<8 9itres#

/Add Acetic Acid : 8#. gm ' litre ############ *<< gm#

/)ationic Softner : ( gm ' litre############## ,<8 gm#

/Silicon MEB : 8#- gm ' litre ################ *,8 gm#

/Temperature########################## ,8=c##

/Time################################ (- to *8 mts#

/3rain the "ath#

Thir& Ste#$ % H'&roe(tractor Machine



After unloading garments from the washing machine then they are sent

to hydroe>tractor machine to remo%e e>cess water from the washed

garments#

Fo+rth Ste#$ % Dr'ing Machine F9oad .8 !g garments to gas'steam dryer# FTemperature set 5 7-=c to <-=c#

FRun a"out +- to ,- mts#

FAfter run (8 to (- minutes for cold dryer#

Fifth Ste# $%/After dryer garment go to $uality section for $uality chec!ing and then

deli%ery#

?ltimate affect of Acid wash3uring Acid wash pumic stones are used# 1y the action ofpumic stones

irregular faddeng affect is de%eloped on thehea%y garments li!e denims

thic! can%as'twill and sweater# Thepumic stones act a "rushing action

on the garment fa"ricsurface# The area where more "rushing action ta!es

place theremore dicolour or fadding affect is de%eloped and the

areawhere less "rushing action ta!es place less "rushing actionand ta!es

place less fading affect will "e de%eloped# Themulti5layer fa"ric areasli!ecollar calf poc!et plac!et sideseam etc area will "e "rushed more

than the single layer areas#As a result irregular fadding affect will "e

de%eloped on thegarments fa"ric surface# Thus in this way fadding affect

may "ede%eloped on the garment "y acid wash techni$ue#

A)I3 WASH 0R@)ESSA processor Acid wash of .8 !g "atch of 3enim Trouser as mentioned

"elow45

First Ste#$ % PretreatmentDesi6ing)

/Add water : 9 4 R ; ( 4 (8 ############## .88 litres#

/Start Machine#

/Add desi&ingagent : ( gm'litre #################.88 Gms#



/Add detergent : ( gm'litre ######################## .88 Gms#

/Temperature############################# .8=c#

/Time########################### *8 mts#

/3rop the li$uor#

/Rinse one for + minutes coldB#Secon& Ste# $% Hot wash/Add water : 94 R ; (4 (8############## .88 litres#

/Temperature############################# .8=c#

/Time########################### - mts#

/3rop the li$uor#

/Here hot wash is used to remo%e the adhering materials from the

garment surface#

/?nload the garments from the washing m'c in the trolley#/9oad the pre treated garments in the dryer m'c#

/3ry the garment completely 2 unload the garments#

The pumic stones used for acid wash need to pre5treat in the following

chemical solution45

/Water ##################### (88 9

/0otassium per manganate############## (888 Gms#

/0hosphoric Acid############################### *-8 Gms#

/Stire the solution in a stainless steel tu" with dry pumic stone#/Soa! the stones with the chemical solution ######### (8

(- minutes#

/The stones will pic! up the solution# Then the soa!ed stones are dried in

the open air

for############## * to + hrs#

/Then pre5treated garment +8

F

,8 !g per "atch load in the dry washing machine#

/9oad the per5treated stones a"out -8 !gB in washing machine#

/Start machine running for each "atch ######################## 7 to (8 mts#

/Stop machine running#

/?nload the treated garment separately# 0umic stones with 0#0# solution

hit on garment surface as a result fadding will "e de%eloped#

/Then load the stones treated garment in another washing machine#



Thir& Ste# $% Wash for c3eaning/1atch wt################################ 78 !g#

/Add water : 94 R ; (4 <############## -.8 litres#

/Add detergent : ( gm'litre #############-.8 Gms#

/Temperature############################# ,8=c 5 -8=c#/Time ##################################(8 mts#

/3rop the li$uor#

/Here detergent is used to remo%e the "rea!ing stone dust and chemicals

from the garmentsurface#

Fo+rth Ste# $%WhiteningNe+tra3i6ation)/Add water : 94 R ; (4 <############## -.8 litres#

/Machine running#/Add Meta"isulphite : - gm'litre##### *<88 Gms#

/)old temperature#

/Time - mts#

/3rop the li$uor#

Fifth Ste# $%

Add water : 94 R ; (4 7############## ,C8 litres#

Machine running# Add Acetic acid : 8#. gm'litre ##################### *C, Gms#

Add Softner : ( gm'litre ######################## ,C8 Gms#

Then unload the garments#

Si(th Ste# $%H'&ro e(tractor machine)/Hydro e>tractor machine to remo%e e>cess water from the garments#

Se2enth Ste# $%Dr'er machine)

/After hydro e>traction the garments are sent to drying m'c for completedrying#

Eighth Ste# $%+a3it' 7 De3i2er')



Nano finish$ Nano process of applying resin and fluro5car"ons# It is also a permanent chemical process# 6ollowing are the nano finish ad%antages4

(#Water oil and alcohol repellency "ut air permea"ility#

*# The crease resistance feature !eep clothing neat#

+# 3ye fastness can "e impro%ed and wet increases#

,# It also helps to impro%e resilience handle and drapping properties of the fa"ric#

Reci#e$/Wetting agent4 8#-5( on the wt of the goods#

/Resin4 ,5. owf

/Softener4 *5+ owf non ionicB/6luoro car"on4 ,5.

WrinB3e free$/This process is one !ind of resin finishing process# In this process of applying

resins on the te>tile material that they cross lin!ed with the amorphous "loc! the

free 5@HB that pre%ent the hydrogen "ond formation and thus impro%e the wrin!le

free finishing#

/Mainly it is applied on twill fa"rics single ersey and 3enim fa"ric#

Some a&2antages$/Impro%e resistance and reco%ery to creasing "y wrin!le free process#

/ Good water repellency and moderately soil repellency and remo%e of soil "y

washing can "e achie%ed "y wrin!le free process#

/Resin impro%es resilience handle and draping properties of fa"ric#

/ Impro%e wet and dye fastness#

Reci#e$

/Wetting agent4 8#- on the weight of the fa"ric#/resin4 .5(8

/Softener4 +5-

/Then ma!e .85<8 liter li$uor put in the machine tan!#

S#ecia3 chemica3s for garments &'eing$



/?se of special chemicals and dyes"ecome essential for garments dyeing# 1ecause

the use of special chemicals and dyes facilities additional ad%antages as well as

sa%es accessories from ris! of damage present in the garments# 6or e>ample &ipper

used in the garment may "e protected from corrosion during garments dyeing "y

the use of special chemicals#

/0retreatments of garments made from cotton greyfa"rics prior to dyeing are %ery

important "ecause good pretreatment means half dyeing is completed# Normally

pretreatment means 3esi&ing "acterial alpha amylase "ase 3esi&ing agent

pro%ides "etter performance as"ecause sta"ility of en&yme acti%ity is not affected

"y the %ariation of temperature and ph# normally at 78=c ph .5 7#- .8 mins

processing is enough for satisfactory 3esi&ing# ?se of high temperature reduces

processing time# ?se of nonionic wetting agent in the "ath impro%es 3esi&ing

effect# Water hardness helps in sta"ility of 3esi&ing agents# 1iolase 1actosol etc

are the e>ample of some of such 3esi&ing agents#After 3esi&ing of garments madefrom cotton grey fa"ric

/needs scouring and "leaching treatments to remo%enatural impurities present in

the cotton fi"ers such as fats wa>es pectins pectose ash mineral organic

compounds and coloring su"stances# 3uring scouring and "leaching those

impurities are remo%ed from the cotton fi"re# If those remo%ed impurities forms

insolu"le compounds and suspended in the li$uor may redeposit on the garments

fa"ric surface resulting color spot in the garment fa"ric after dyeing# To a%oid such

pro"lemspecial chemicals li!e Sandopan 96W or sirri> A#P# li$uidmay "e used#

/Metal compound containing copper iron etc can destroythe "leaching

performance# 0resence of aluminum may "e damaged "y the action of the al!ali#

To a%oid the pro"lems of metals during chemical treatment Sandoclear <(.8 or

Sandopan S6 li$uid may "e used# 3uring "leaching of cotton'nylon "lended fa"ric

nylonfi"re may "e damaged "y the action of pero>ide"leaching agent# If 9anal"in

0A powder is used during pero>ide "leaching then the nylon fi"ers will "e

unaffected "y the "leaching agent# 3uring hydrogen pero>ide "leaching sta"ili&er

AWN of sando&e can "e used which is "etter as sta"ili&er for hydrogen

pero>idemoreo%er it has some detergency power and softness handle property#

/To a%oid the pro"lem of crease mar!s formation duringwet treatment imacol "rand as lu"ricant may "e used in the chemical "ath# )otton fi"res in garments

form may "e cataionised "ysanden <,*- li$uid : + "efore garments dyeing to

de%elop new color effect in the garments# 3uring garments dyeing some areas of

the garments li!e collar cuff poc!et and seam areas may "e irregularly dyed due

to interruption of dye penetration in those areas# To a%oid the ris! of irregular



dyeing le%eling agent may "e used in the "ath# 3rimagen E*R of clariant company

if used in the dye "ath such types of pro"lem can "e a%oided#

garment wet washing

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