A. Schulman BMC T44 High Strength Mineral Filled Molding Compound

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A. Schulman BMC T44 High Strength Mineral Filled Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester, Mineral Filled
Material Notes:	BMC T44 is a high strength mineral filled molding compound that is available in a variety of colors. It can be injection, compression or transfer molded. BMC T44 has been successful in displacing engineered phenolic materials in automotive slip-ring as well as commutator applications. Other uses are in welder tips and handles as well as structural parts. Information provided by Bulk Molding Compounds, Inc.
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Physical Properties	Metric	English	Comments

Density	1.59 - 1.79 g/cc	0.0574 - 0.0647 lb/in³	Molded
Linear Mold Shrinkage	0.0015 - 0.0025 cm/cm	0.0015 - 0.0025 in/in

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	30 - 40	30 - 40
Tensile Strength	65.5 - 79.3 MPa	9500 - 11500 psi
Flexural Strength	152 - 179 MPa	22000 - 26000 psi
Flexural Modulus	8.96 - 10.3 GPa	1300 - 1500 ksi
Compressive Strength	117 - 145 MPa	17000 - 21000 psi
Izod Impact, Notched	7.26 - 8.33 J/cm	13.6 - 15.6 ft-lb/in

Electrical Properties	Metric	English	Comments
Dielectric Strength	13.6 - 15.6 kV/mm	345 - 395 kV/in	short time
Arc Resistance	188 sec	188 sec

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	218 - 260 °C	425 - 500 °F
Flammability, UL94	HB	HB	This product is not currently UL listed.

Processing Properties	Metric	English	Comments
Processing Temperature	143 - 171 °C	290 - 340 °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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PBMC947 / 123411

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