Bulk Molding Compounds BMC A20-(a) High Strength Grade Molding Compound

Category	Polymer , Thermoset , Polyester, TS , Polyester (Thermoset) - Rigid
Manufacturer	BMC - Bulk Molding Compounds Inc.
Trade Name	BMC
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Bulk Molding Compounds BMC A20-(a) High Strength Grade Molding Compound.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

BMC A20 is a high strength, low shrink general purpose molding compound. Due to the excellent flow and controlled reactivity, BMC A20 is well suited for injection, transfer or compression molding of intricate parts. Typical applications are circuit breakers, insulators, bobbins and electrical connectors.Information provided by Bulk Molding Compounds, Inc.

Physical Properties	Metric	English	Comments
Density	1.70 - 1.90 g/cc	0.0614 - 0.0686 lb/in³	Molded
Linear Mold Shrinkage	0.00050 - 0.0015 cm/cm	0.00050 - 0.0015 in/in

Mechanical Properties	Metric	English
Hardness, Barcol	30 - 40	30 - 40
Tensile Strength	44.1 - 57.9 MPa	6400 - 8400 psi
Flexural Strength	124 - 152 MPa	18000 - 22000 psi
Flexural Modulus	9.65 - 11.0 GPa	1400 - 1600 ksi
Compressive Strength	103 - 131 MPa	15000 - 19000 psi
Izod Impact, Notched	5.55 - 6.62 J/cm	10.4 - 12.4 ft-lb/in

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °C	>= 500 °F
Flammability, UL94	5VA	5VA

Electrical Properties	Metric	English	Comments
Dielectric Strength	14.1 - 16.1 kV/mm	359 - 409 kV/in	short time
Arc Resistance	>= 187 sec	>= 187 sec
Comparative Tracking Index	>= 500 V	>= 500 V

Processing Properties	Metric	English	Comments
Processing Temperature	138 - 166 °C	280 - 330 °F

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