A. Schulman BMC 665 Mineral filled, 20% glass reinforced polyester molding compound

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A. Schulman BMC 665 Mineral filled, 20% glass reinforced polyester molding compound
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester Glass and Mineral Filled BMC
Material Notes:	Description: BMC 665 molding compound is a mineral filled, glass reinforced polyester molding compound suitable for compression, transfer or stuffer injection molding. It is characterized by good moldability, oil and solvent resistance and creep resistance at elevated temperatures. Typical applications include replacements for die castings and sheet molding compounds, cylinder head covers, engine front timing covers, oil pans and structural components. Information provided by Bulk Molding Compounds
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Physical Properties	Original Value	Comments

Specific Gravity	1.67 g/cc	ISO 1183
Water Absorption	0.080 %	ISO 62

Mechanical Properties	Original Value	Comments
Hardness, Barcol	40
Tensile Strength at Break	4790 psi	ISO 527
Tensile Modulus	10.2 GPa	ISO 572
Flexural Yield Strength	17.8 ksi	ISO 178
Flexural Modulus	1.48e+6 psi	ISO 178
Compressive Strength	24700 psi	ISO 604
Izod Impact, Notched (ISO)	36.0 kJ/m²	ISO 179

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °F	ISO 75
Flammability, UL94	HB @Thickness 1.59 mm

Processing Properties	Original Value	Comments
Mold Temperature	284 °F

Descriptive Properties
Color	Black

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PBMC963 / 135935

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