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Bulk Molding Compounds BMC 6241 Glass Reinforced BMC

Category Polymer , Thermoset , Polyester, TS , Thermoset Polyester Glass Filled BMC
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 6241 Glass Reinforced BMC.pdf
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Material Notes:
BMC 6241 is a glass fiber-reinforced material formulated specifically for molding of industrial lighting reflectors where adequate strength is required along with a high reflectivity. It is available in extruded preforms in weight and diameter tailored to meet the molder's requirements.Information provided by Bulk Molding Compounds, Inc.
Physical Properties Metric English Comments
Density 1.93 g/cc
0.0697 lb/in³
Molded
Water Absorption 0.10 %

@Time 86400 sec
0.10 %

@Time 24.0 hour
Linear Mold Shrinkage 0.0025 - 0.0040 cm/cm
0.0025 - 0.0040 in/in
Mechanical Properties Metric English Comments
Hardness, Barcol 35 - 45
35 - 45
Tensile Strength 48.3 - 62.1 MPa
7000 - 9000 psi
Flexural Strength 110 - 138 MPa
16000 - 20000 psi
Compressive Strength 152 - 193 MPa
22000 - 28000 psi
Izod Impact, Notched 1.60 - 2.67 J/cm
3.00 - 5.00 ft-lb/in
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) >= 260 °C
>= 500 °F
Flammability, UL94 V-0

@Thickness 6.35 mm
V-0

@Thickness 0.250 in
V-0

@Thickness 3.17 mm
V-0

@Thickness 0.125 in
V-0

@Thickness 1.60 mm
V-0

@Thickness 0.0630 in
Optical Properties Metric English Comments
Reflection Coefficient, Visible (0-1) >= 0.92
>= 0.92
Electrical Properties Metric English Comments
Dielectric Strength 13.4 - 15.0 kV/mm
340 - 380 kV/in
short time
Arc Resistance 180 - 190 sec
180 - 190 sec
Processing Properties Metric English Comments
Processing Temperature 138 - 166 °C
280 - 330 °F
Molding
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