Changzhou Kaida Heavy Industry

Technology Co Ltd

2014.02

Contents

What we do How we do

Who we are

KAIDA

Who we are

Founded in 1951;

Start roll manufacture in 1979, with 35 years roll

manufacturing experience

Over 500 employees

Company area: 80000m2

Annual Production Capacity: 50,000 T

Who we are

We are honored as High-Tech Enterprise with over 13

patents

Certificate of High Tech-Enterprise

Who we are

We are well managed and have certificated by the

authority.

Environment Certificate Quality Certificate Healthy and Safety

Certificate

What we do

Cast Iron Roll

Cast Steel Roll

Cast Roller Ring

Forge Steel Roll

Range of Products

Cast Iron Roll

Name Hardness HS

Tensile

Strength

MPa

Bending

Strength

MPa

Dimension

mm

Unite

Weight

KG

Application

IC 55-85 ≥160 / ￠300-1000 500-30000

Rolls for intermediate and finish stands

of section mills, bar and rod mills, hot

strip mills; medium & heavy plate mills,

hot strip mills, work rolls, skin pass rolls

CC 60-70 ≥160 300-700 ￠300-800 300-7000

Rolls for finish stands of small section

mills, bar and wire mills, hot narrow

strip mills, temper mill work rolls

SG 50-70 ≥320 500-800 ￠300-1300 500-35000

Rolls for finished stands of small section

mills, bar and wire mils, hot narrow

strip mills, temper mill work rols

SGP 45-72 ≥450 / ￠300-1350 500-35000

Rolls for booming mills, rolls for roughing

and intermediate stands of bar, rod and

section mills

IC: Alloy Indefinite Chilled 合金无限冷硬铸铁 CC：Alloy Chilled Cast 合金冷硬铸铁

SG： Alloy Nodular Cast Iron Rolls合金求魔铸铁轧辊 SGP: Spheroidal Graphite Pearlite Rolls 珠光体球墨铸铁

Range of Products

Cast Iron Roll

Name Hardness HS

Tensile

Strength

MPa

Bending

Strength

MPa

Dimension

mm

Unite

Weight

KG

Application

SGA 55-80 ≥350 600-800 ￠300-1000 500-12000

Finish Stand of small section mills, hot

narrow strip mills, intermediate stands

of bar and rod mils, pre-finish stands of

wire mills

NCC 40-60 ≥520 970-1380 ￠500-1380 1000-

35000

Roughing stands of bar and wire mils,

BD2 mills for large section

HCr 60-90 ≥350 / ￠400-1000 800-15000

Vertical rolls and skin pass rolls for hot

strip mills, work rolls for medium and

heavy plate mills, roll sleeves for

universal mills

HCrCold 75-90 ≥380 / ￠400-650 3000-

10000

Work Rolls for Cold rolled tin plate

mills

SGA: Bainitic Nodular Cast Iron Rols 贝氏体球墨铸铁轧辊 N CC： Non Continuous Carbides Rolls NCC 轧辊

HCr：High Chrome Centrifugal Cast Iron Roll 高铬铸铁离心轧辊 HCrCold: Cast Roll for cold rolling mill.铸造冷轧钢

Range of Products

Cast Steel Roll

Name Hardness HS

Tensile

Strength

MPa

Bending

Strength

MPa

Dimension

mm

Unite

Weight

KG

Application

HWD 40-65 ≥1000

(≥500 Core) / ￠600-1480

5000-

45000

Blooming and Roughing Stand of Large

section Mills

AS 35-65 ≥650 / ￠600-1600 1000-

50000

Blooming and slabbing mills, roughing

stands of large section mills; Rough

stands of bar and wire mills, breakdown

rolls for rail and section universal mills

AD 35-65 / 500-850 ￠400-1400 1000-

40000

Blooming and slabbing mills, roughing

stands of large section mills;

Roughing stands of small and medium

section mills, bar and wire mills, narrow

strip mills, vertical Rolls;

Blloming and slabbing mills. Rough

stands, back up rolls for hot narrow

strip mills, intermediate and finishing

stands of large section mill

Range of Products

Cast Steel Roll

Name Hardness HS

Tensile

Strength

MPa

Dimension

mm

Unite

Weight

KG

Application

GS 36-65 ≥450 ￠400-1480 5000-

45000

Roughing stands of section mill, bar and wire mills

and hot strip mills, roll sleeves for universal mills

HCrS 70-85 ≥450 ￠500-1000 1000-

25000

Roughing work rolls for hot strip mills, vertical rolls,

universal section mills.

HSS 75-95 / ￠300-700 800-15000

Finishing Work rolls for hot strip mills and bar mills,

universal section mills; pre-finishing rolls for high

speed wire mills;

Roughing work rolls for hot strip mills, work rolls and

intermediate rolls for cold strip mills.

Range of Products

Roller Ring

Name Hardness HS

Tensile

Strength

MPa

Dimension

mm

Unite

Weight

KG

Application

SGP 55-65 ≥450

￠400-1700 400-10000

Horizontal sleeve for universal mill, sleeve for vertical

roll, sleeve for roughing and intermediate stand of mill

for bar and rod

SGA 60-70 ≥450

AD 50-60 ≥600

GT 55-65 ≥700

K-Me 60-70 ≥700

GS 55-65 ≥700

Range of Products

Forged Steel Roll

Name Hardness HS

Tensile

Strength

MPa

Dimension

mm

Unite Weight

KG Application

WR 85-102 ≥850 200-800 500-10000 Reversal CRM, Tandem Mill, SPM, Temper Mill

IMR 72-82 ≥850 300-800 1000-10000 Reversal CRM, Tandem Mill, SPM, Temper Mill

BUR 55-80 ≥750 500-1800 2000-80000 Reversal CRM, Tandem Mill, SPM, Temper Mill,

HSM

How we do

Production

R&D

Market and after sale service

Client List

How we do

Production Process

Mould

Molding sand

preparing

Mould Dry

Mould Assembl

y

Smelting

Static Casting

Horizontal CC

Vertical CC

Sand cleaning

Rough machining

annealing finishing

machining

Inspection

Packing

Delivery

Production Facilities

No. Facility name Model/Specs Qyt’s

1 Medium Frequency

Induction Furnace

7500Kw/250Hz/2

5t 2

2 Medium Frequency

Induction Furnace 10t 2

3 Medium Frequency

Induction Furnace 3t 2

4 Medium Frequency

Induction Furnace 1t 1

5 Resistor Furnace 80M3 25

6 High Temperature

Tempering Furnace 50M3 10

7 Low Temperature

Tempering Furnace 60M3 6

8 Centrifugal Casting

Machine Φ400/φ1600 6

Production Facilities

No. Facility name Model/Specs Qyt’s

1 Sand Production Line 15t/h 1

2 Roll Lathe Machine C8440～C84160 45

3 Heavy Lathe Machine C61100～C61200 45

4 Vertical Lathe Machine CK5225M/2 etc. 5

5 CNC Lathe Machine CK8463/CK84160/C

K84125 etc. 8

6 Linear Cutting Machine DK7763 7

7 CNC Grinding Machine MK84180 1

8 Roll Grinding Machine M84160/M84125 3

9 Grinding Machine M1380 etc. 4

10 Milling Machine XQ2017 etc. 5

11 CNC Milling Machine XK9416 2

How we do

R&D

I. Technical Center With Professional Engineers and Equipment

II. Patents

III. Cooperation Institute

How we do

R&D Devices

Item Equipments Qty’s Supplier

1 Spectrum Analyzer 2 Swiss

2 Metallographic Microscope 3 Olympus

3 Ultrosonic Tester 3 Sonatest

4 Liquidus Temperature Analyzer 2 Heraeus

5 Thermal Analyzer 2 Heraeus

6 High Infrared Ray Carbon Sulphur

Analyzer 1

7 Share Hardness Tester 2 Hitachi

8 Portable Hardness Tester 2 Equotip

Liquidus Temperature Analyzer

Spectrum Analyser

Market and after sale service

Client list

After sale service

Worldwide Agent Distribution

Thank you for your attention!