Vyncolit Neopreg Kinel® SK4502 S8 Carbon Reinforced Molding Compound

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Vyncolit Neopreg Kinel® SK4502 S8 Carbon Reinforced Molding Compound
Categories:	Polymer; Thermoset; Bismaleimide (BMI); Carbon Fiber/Thermoset Composite
Material Notes:	KINEL® SK4502 S8 is a long carbon fiber reinforced BMI molding compound suited for very demanding tribological applications, high speeds and temperatures even under dry running conditions. Thermal expansion similar to steel. Information provided by Sumitomo Bakelite North America, Inc.
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Physical Properties	Metric	English	Comments

Bulk Density	0.290 g/cc	0.0105 lb/in³	ISO 60
Density	1.52 g/cc	0.0549 lb/in³	ISO 1183
Water Absorption	0.19 %	0.19 %	ISO 62
Linear Mold Shrinkage	0.00040 cm/cm	0.00040 in/in	ISO 2577

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	87.0 MPa @Temperature 250 °C	12600 psi @Temperature 482 °F	ISO 527-1
	123 MPa @Temperature 150 °C	17800 psi @Temperature 302 °F	ISO 527-1
	165 MPa @Temperature 23.0 °C	23900 psi @Temperature 73.4 °F	ISO 527-1
Elongation at Break	0.30 % @Temperature 250 °C	0.30 % @Temperature 482 °F	ISO 527-1
	0.40 % @Temperature 23.0 °C	0.40 % @Temperature 73.4 °F	ISO 527-1
	0.40 % @Temperature 150 °C	0.40 % @Temperature 302 °F	ISO 527-1
Tensile Modulus	29.0 GPa @Temperature 250 °C	4210 ksi @Temperature 482 °F	ISO 527-1
	32.0 GPa @Temperature 150 °C	4640 ksi @Temperature 302 °F	ISO 527-1
	44.0 GPa @Temperature 23.0 °C	6380 ksi @Temperature 73.4 °F	ISO 527-1
Flexural Strength	256 MPa @Temperature 250 °C	37100 psi @Temperature 482 °F	ISO 178
	345 MPa @Temperature 150 °C	50000 psi @Temperature 302 °F	ISO 178
	353 MPa @Temperature 23.0 °C	51200 psi @Temperature 73.4 °F	ISO 178
Flexural Modulus	30.0 GPa @Temperature 150 °C	4350 ksi @Temperature 302 °F	ISO 178
	30.0 GPa @Temperature 250 °C	4350 ksi @Temperature 482 °F	ISO 178
	32.0 GPa @Temperature 23.0 °C	4640 ksi @Temperature 73.4 °F	ISO 178
Compressive Strength	170 MPa @Temperature 250 °C	24700 psi @Temperature 482 °F	ISO 604
	172 MPa @Temperature 150 °C	24900 psi @Temperature 302 °F	ISO 604
	176 MPa @Temperature 23.0 °C	25500 psi @Temperature 73.4 °F	ISO 604

Thermal Properties	Metric	English	Comments
Glass Transition Temp, Tg	275 °C	527 °F
Shrinkage	-0.0600 %	-0.0600 %	Post Shrinkage; ISO 2577

Descriptive Properties
Color	Black
Molding Method	Compression
	Injection
	Transfer

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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