Mar-Bal MB4000 Thermoset Polyester Composite Molding Compound

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Mar-Bal MB4000 Thermoset Polyester Composite Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester Glass Filled BMC
Material Notes:	The high track resistant material. A flame retardant polyester molding compound with moderate strength and excellent electrical properties and exceptional arc and track resistance. Suitable for replacing porcelain in insulator and other electrical applications where higher track resistance is critical. Mar-Bal standard grades can be injection, compression and transfer molded. Information provided by Mar-Bal, Inc.
Vendors:

Available Properties

Specific Gravity, ASTM D792
Bulk Factor, ASTM D1895
Water Absorption, ASTM D570
Linear Mold Shrinkage, ASTM D955
Hardness, Barcol, ASTM D2583
Tensile Strength, ASTM D638
Flexural Strength, ASTM D790
Flexural Modulus, ASTM D790
Compressive Strength, ASTM D695
Izod Impact, Notched, ASTM D256
Dielectric Strength, ASTM D149
Arc Resistance, ASTM D495
Track Resistance, ASTM D2303, Inclined-Plane Tracking
Deflection Temperature at 1.8 MPa (264 psi), ASTM D648
Flammability, UL94

Property Data

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Manufacturer Notes:
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Category Notes
Plastic

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