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Bulk Molding Compounds BMC T40-4020-AQ High Strength Arc Quenching 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 T40-4020-AQ High Strength Arc Quenching Molding Compound.pdf
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Material Notes:
BMC T40-4020-AQ was formulated as a high strength arc quenching material for electrical applications. Typical applications are arc hoods and electrical contactors.Information provided by Bulk Molding Compounds, Inc.
Physical Properties Metric English Comments
Density 1.80 - 1.90 g/cc
0.0650 - 0.0686 lb/in³
Molded
Linear Mold Shrinkage 0.0025 - 0.0035 cm/cm
0.0025 - 0.0035 in/in
Mechanical Properties Metric English Comments
Hardness, Barcol 30 - 40
30 - 40
Tensile Strength 68.9 - 82.7 MPa
10000 - 12000 psi
Flexural Strength 138 - 172 MPa
20000 - 25000 psi
Flexural Modulus 11.7 - 13.1 GPa
1700 - 1900 ksi
Compressive Strength 103 - 138 MPa
15000 - 20000 psi
Izod Impact, Notched 4.81 - 5.87 J/cm
9.00 - 11.0 ft-lb/in
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) >= 260 °C
>= 500 °F
Flammability, UL94 V-0
V-0
Electrical Properties Metric English Comments
Dielectric Strength 13.2 - 15.2 kV/mm
335 - 385 kV/in
short time
Arc Resistance >= 190 sec
>= 190 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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