A. Schulman BMC A50-XHS High Strength Grade Molding Compound

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A. Schulman BMC A50-XHS High Strength Grade Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS; Polyester (Thermoset) - Rigid
Material Notes:	BMC A50-XHS is a high strength bulk molding compound. Due to the excellent flow and controlled reactivity, BMC A50-XHS is well suited for injection, transfer or compression molding. Typical applications are circuit breakers, light housings and structural parts. Information provided by Bulk Molding Compounds, Inc.
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Physical Properties	Metric	English	Comments

Density	1.79 - 1.85 g/cc	0.0647 - 0.0668 lb/in³	Molded
Linear Mold Shrinkage	0.0015 - 0.0032 cm/cm	0.0015 - 0.0032 in/in

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	30 - 50	30 - 50
Tensile Strength	57.2 - 71.0 MPa	8300 - 10300 psi
Flexural Strength	124 - 152 MPa	18000 - 22000 psi
Flexural Modulus	11.7 - 13.1 GPa	1700 - 1900 ksi
Compressive Strength	116 - 143 MPa	16800 - 20800 psi
Izod Impact, Notched	5.34 - 6.41 J/cm	10.0 - 12.0 ft-lb/in

Electrical Properties	Metric	English	Comments
Dielectric Strength	14.8 - 16.7 kV/mm	375 - 425 kV/in	short time
Arc Resistance	>= 186 sec	>= 186 sec
Comparative Tracking Index	>= 500 V	>= 500 V

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °C	>= 500 °F
Flammability, UL94	V-0	V-0	UL 94 V0/UL 94 5V

Processing Properties	Metric	English	Comments
Processing Temperature	138 - 166 °C	280 - 330 °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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PBMC914 / 123378

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