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Bulk Molding Compounds BMC 851 Corrosion Resistant, Flame Retardant Molding Compound

Category Polymer , Thermoset , Polyester, TS , Thermoset Polyester Glass and Mineral Filled BMC
Manufacturer BMC - Bulk Molding Compounds Inc.
Trade Name BMC
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Bulk Molding Compounds BMC 851 Corrosion Resistant, Flame Retardant Molding Compound.pdf
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Material Notes:
BMC 851is a high strength, corrosion resistant and flame retardant molding compound. As with all other BMCI compounds, this Series can be supplied in logs, slugs or bulk form.Typical applications are small engine valve covers and structural components.
Physical Properties Metric English Comments
Specific Gravity 1.75 - 1.90 g/cc
1.75 - 1.90 g/cc
Water Absorption 0.14 - 0.20 %
0.14 - 0.20 %
24 hours, 23°C
Linear Mold Shrinkage 0.0015 - 0.0035 cm/cm
0.0015 - 0.0035 in/in
Mechanical Properties Metric English Comments
Hardness, Barcol 40 - 50
40 - 50
Tensile Strength, Ultimate 48.3 - 62.1 MPa
7000 - 9000 psi
Tensile Modulus 0.0131 - 0.0145 GPa
1.90 - 2.10 ksi
Flexural Strength 117 - 138 MPa
17000 - 20000 psi
Flexural Modulus 11.0 - 12.4 GPa
1600 - 1800 ksi
Compressive Strength 131 - 145 MPa
19000 - 21000 psi
Poissons Ratio 0.36 - 0.39
0.36 - 0.39
Izod Impact, Notched 3.74 - 5.34 J/cm
7.00 - 10.0 ft-lb/in
Dynatup @ -18°C 12.2 - 14.2 J

@Thickness 3.17 mm
9.00 - 10.5 ft-lb

@Thickness 0.125 in
Dynatup @ -18°C Max Load 163000 - 177000 g
360 - 390 lb
Thermal Properties Metric English Comments
CTE, linear 38.0 - 42.0 µm/m-°C

@Temperature 20.0 - 125 °C
21.1 - 23.3 µin/in-°F

@Temperature 68.0 - 257 °F
Deflection Temperature at 1.8 MPa (264 psi) >= 260 °C
>= 500 °F
Glass Transition Temp, Tg 155 - 165 °C
311 - 329 °F
Flammability, UL94 V-0

@Thickness 3.17 mm
V-0

@Thickness 0.125 in
Processing Properties Metric English Comments
Mold Temperature 138 - 166 °C
280 - 330 °F
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