aims
DESCRIPTION
PROJECT Development of new actuators, materials and technology for the production of advanced pneumatic and hydraulic valves. AIMS. Analysis and determination of composite materials for the purpose of the project - PowerPoint PPT PresentationTRANSCRIPT
First EUREKA meeting 22.11.09
Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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PROJECTDevelopment of new actuators, materials and
technology for the production of advanced pneumatic and hydraulic valves
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Analysis and determination of composite materials for the purpose of the project
What the main components for the experimental work are and what the possible problems are when experimental process is
started?
AIMS
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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1.1. Literature Research: Literature Research: The research has been aimed at: the raw materials The research has been aimed at: the raw materials which might be used as potential materials for manufacturing of the which might be used as potential materials for manufacturing of the piston assembly with detailed analysis of their properties, the technology piston assembly with detailed analysis of their properties, the technology for their processing into composites and final products. for their processing into composites and final products.
2.2. Based on the target properties which are required by the designer a Based on the target properties which are required by the designer a thorough investigation on existing fiber composites was also made.thorough investigation on existing fiber composites was also made.
3.3. Several types of fiber reinforced composites based on the chosen Several types of fiber reinforced composites based on the chosen materials have been produced, and their basic mechanical properties materials have been produced, and their basic mechanical properties nave been determined.nave been determined.
4.4. The samples produced were delivered to Plasma for testing coating The samples produced were delivered to Plasma for testing coating possibilities.possibilities.
SUMMARY
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Composite materials containing cotton fabric as reinforcement and synthetic phenol phormaldehyde resin as matrix.
Several types of composite materials containing glass fabric as reinforcement and synthetic epoxy resin as matrix.
Several types of composite materials containing glass fabric as reinforcement and synthetic phenol phormaldehide resin as matrix.
Several types of molding compounds and moldings: glass/polyester, glass/phenolic, carbon/phenolic.
Composite materials, which are produced in Composite materials, which are produced in “11 Oktomvri Eurokompozit"“11 Oktomvri Eurokompozit"
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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IMPREGNATION
LAMINATION
MOLDING COMPOUNDS PRODUCTION
OPEN MOLD MOLDING
CLOSED MOLD MOLDING
MACHINING – TRADITIONAL METHODS
IMPREGNATION
LAMINATION
MOLDING COMPOUNDS PRODUCTION
OPEN MOLD MOLDING
CLOSED MOLD MOLDING
MACHINING – TRADITIONAL METHODS
AVAILABLE TECHNOLOGIES RELATED AVAILABLE TECHNOLOGIES RELATED
TO FIBER COMPOSITESTO FIBER COMPOSITES
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Prepreg
PRODUCTION OF PREPREGSPRODUCTION OF PREPREGS
Reinforcement
Resin
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Bidirectional prepregs properties
Property Unit Cotton based prepreg
Glassprepreg
Glassprepreg
Resin type Phenol phormaldehide
resin
Epoxyresin
Phenol phormaldehide
resin
Resin content % 48 40 40
Volatiles content % 1,8 1,4 1,5
Gel time at 150OC s 102 96 98
Resin flow % 5,9 5,1 4,9
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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PRODUCTION OF STRUCTURAL COMPOSITESPRODUCTION OF STRUCTURAL COMPOSITES
Molding line
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Cotton fabric / Cotton fabric / phenolic resin - based phenolic resin - based
prepregprepreg
Glass / epoxy resin Glass / epoxy resin - based prepreg- based prepreg
Glass / phenolic Glass / phenolic resin - resin -
based prepregbased prepreg
T=150 -160 OCPs= 50-70 Kg/cm2
T=170-180 OCPs= 20-50 Kg/cm2
T=170-180 OCPs= 20-50 Kg/cm2
t= a + bx
Cotton fabric / Cotton fabric / phenolic resin - phenolic resin - based prepregbased prepreg
Glass / epoxy Glass / epoxy resin - based resin - based prepregprepreg
Glass / phenolic Glass / phenolic resin - based prepregresin - based prepreg
PRODUCTION OF STRUCTURAL COMPOSITESPRODUCTION OF STRUCTURAL COMPOSITESOptimal process conditionsOptimal process conditions
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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PRODUCTION OF MOLDINGS
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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TESTING OF COMPOSITESTESTING OF COMPOSITES
Universal mechanical properties testing machine (Schenk and Frank, Germany) and Charpy impact tester
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Basic physical and mechanical properties of some
structural composites
PropertyProperty Test Test MethodMethod
CompositeComposite
Cotton Cotton PhenolicPhenolic
GlassGlass
EpoxyEpoxy
GlassGlass
PhenolicPhenolic
Specific weight, g/cm 3 JUS
G.S2.511,3 - 1,4 1,7 - 1,8 1,8 - 1,9
Water absorption, % ISO/DP
96740,4-0,8 0,1-0,15 0,1-0,2
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Basic physical and mechanical properties of some
structural composites
PropertyProperty Test Test MethodMethod
CompositeComposite
Cotton Cotton PhenolicPhenolic
GlassGlass
EpoxyEpoxy
GlassGlass
PhenolicPhenolic
Flexural strength, MPa
DIN 53457 > 150 > 350 > 300
Flexural modulus, GPa
DIN 53457 7 18 14
Impact strength, an10, an15, kJ/m 2
DIN 53453 > 30 > 100 > 100
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Basic physical and mechanical properties of some
structural composites
PropertyProperty Test Test MethodMethod
CompositeComposite
Cotton Cotton PhenolicPhenolic
GlassGlass
EpoxyEpoxy
GlassGlass
PhenolicPhenolic
Tensile strength, MPa DIN
53455> 100 > 220 > 200
Compression strength parallel to the layers, MPa
DIN 53454
> 170 > 200 > 250
Testing of the surface hardness of the coated composites in the laboratory of Eurokompozit were performed (in October) with Plazma representatives participation in order to evaluate the quality of the coating.
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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Property Units
Type of constituents Fibers/
Resin
Glass/
Polyester
Glass/
Phenolic
Carbon/
Phenolic
Specific weight g/cm3 1.8-1.9 1.7-1.9 1.3-1.5
Impact strength KJ/m2 >22 >35 >35
Flexural strength Pa 60 120 75
Modulus of elasticity kPa 12 13 -
Compressive strength Pa 120 130 95
Heat Deflection Temperature oC 125 200 >200
Surface resistance 1010 1010 -
Dielectric strength kV/mm 13-15 10-12 -
Dielectric loss factor (1Mhz) 0.02 0.05 -
Tracking resistance Class KC 600 KC 300 -
Basic physical mechanical and electrical properties of some moldings
First eureka meeting 22.11.09 Тhe activities of the EUREKA project DE_AMATECH in the year 2009
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THANK YOU FOR YOUR ATTENTIONTHANK YOU FOR YOUR ATTENTION