Quantum Composites QC-8560 60% Glass Fiber Vinyl Ester SMC

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Quantum Composites QC-8560 60% Glass Fiber Vinyl Ester SMC
Categories:	Polymer; Thermoset; Composite SMC; Filled/Reinforced Thermoset; Vinyl Ester; Vinyl Ester Sheet Molding Compound
Material Notes:	QC-8560 is a vinyl ester based sheet molding compound (SMC) designed for compression molding of components requiring high structural strength. It maintains excellent mechanical properties at temperatures above 125°C, and will withstand short term exposures at over 300°C. Form and Color = Rolled Sheet, Green/Gray/Black. Glass Fiber Length (nominal) = 1/2 inch. A. Schulman has acquired Quantum Composites.
Key Words:	Sheet Molding Compound
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Physical Properties	Metric	English	Comments

Density	1.90 g/cc	0.0686 lb/in³	ASTM D792
Water Absorption	0.050 %	0.050 %	ASTM D955

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	261 MPa	37900 psi	ASTM D638
Tensile Modulus	26.8 GPa	3890 ksi	ASTM D638
Flexural Yield Strength	427 MPa	61900 psi	ASTM D790
	365 MPa @Temperature 115 °C	52900 psi @Temperature 239 °F	ASTM D790
Flexural Modulus	17.9 GPa	2600 ksi	ASTM D790
	16.2 GPa @Temperature 115 °C	2350 ksi @Temperature 239 °F	ASTM D790
Compressive Yield Strength	248 MPa	36000 psi	ASTM D695
Compressive Modulus	0.0172 GPa	2.49 ksi	ASTM D695
Izod Impact, Notched	12.8 J/cm	24.0 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	300 °C	572 °F	Short Term
Glass Transition Temp, Tg	160 °C	320 °F	DMA, ASTM D4065
Shrinkage	0.0010 %	0.0010 %

Processing Properties	Metric	English	Comments
Processing Temperature	132 - 149 °C	270 - 300 °F	Mold temperature
Shelf Life	2.00 Month @Temperature 23.9 °C	2.00 Month @Temperature 75.0 °F

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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PCOQC8 / 29045

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