Mar-Bal MB2000-15 Thermoset Polyester Composite Molding Compound

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Mar-Bal MB2000-15 Thermoset Polyester Composite Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester Glass Filled BMC
Material Notes:	An excellent flame and track resistant material with excellent electrical and mechanical properties. Good dielectric strength and low shrink for close dimensional control. Mar-Bal standard grades can be injection, compression and transfer molded. Information provided by Mar-Bal, Inc.
Vendors:	Mar-Bal is the leading integrated compounder and molder of BMC Thermoset composite products and value added finishing services. Call 440-543-7526 or visit Mar-Bal.com Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.80 - 1.85 g/cc	1.80 - 1.85 g/cc	ASTM D792
Bulk Factor	1.0	1.0	ASTM D1895
Filler Content	15 %	15 %	Glass
Water Absorption	0.13 % @Time 86400 sec	0.13 % @Time 24.0 hour	ASTM D570
Linear Mold Shrinkage	0.00050 - 0.0030 cm/cm	0.00050 - 0.0030 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	35 - 45	35 - 45	ASTM D2583
Tensile Strength	41.4 - 51.7 MPa	6000 - 7500 psi	ASTM D638
Flexural Strength	110 - 124 MPa	16000 - 18000 psi	ASTM D790
Flexural Modulus	10.3 - 12.4 GPa	1500 - 1800 ksi	ASTM D790
Compressive Strength	124 - 145 MPa	18000 - 21000 psi	ASTM D695
Shear Strength	55.2 - 62.1 MPa	8000 - 9000 psi	ASTM D732
Izod Impact, Notched	2.67 - 3.74 J/cm	5.00 - 7.00 ft-lb/in	ASTM D256

Electrical Properties	Metric	English	Comments
Dielectric Strength	13.8 kV/mm	350 kV/in	ASTM D149
Arc Resistance	>= 185 sec	>= 185 sec	ASTM D495
Track Resistance	6000 sec	6000 sec	Inclined-Plane Tracking; ASTM D2303

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °C	>= 500 °F	ASTM D648
Flammability, UL94	V-0	V-0

Descriptive Properties
Listed File E80533	Yes

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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PMARB908 / 149946

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