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- Bulk Molding Compounds BMC 620M Mineral Filled, Glass Fiber Reinforced Polyester Compound
Bulk Molding Compounds BMC 620M Mineral Filled, Glass Fiber Reinforced Polyester Compound
| Category | Polymer , Thermoset , Filled/Reinforced Thermoset , Polyester, TS , Thermoset Polyester Glass and Mineral 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 620M Mineral Filled, Glass Fiber Reinforced Polyester Compound.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
BMC 620M molding compound is a mineral filled, glass fiber-reinforced polyester compound suitable for compression, and stuffer injection molding It is characterized by high impact strength, good moldability excellent overall electrical properties and flame resistance.Typical applications include phase separators circuit breaker housings, and applications requiring the properties of Military specification Mil-M-14G Type MAI-60.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.86 g/cc | 1.86 g/cc | |
| Water Absorption | 0.13 % | 0.13 % | 24 hours, 23°C |
| Linear Mold Shrinkage | 0.0015 - 0.0025 cm/cm | 0.0015 - 0.0025 in/in |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Barcol | 30 - 40 | 30 - 40 | |
| Tensile Strength, Ultimate | 55.2 - 68.9 MPa | 8000 - 10000 psi | |
| Flexural Strength | 138 - 165 MPa | 20000 - 24000 psi | |
| Compressive Strength | 165 - 193 MPa | 24000 - 28000 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 @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 1.59 mm |
V-0 @Thickness 0.0625 in |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 5.2 @Frequency 60 Hz |
5.2 @Frequency 60 Hz |
|
| Dielectric Strength | 14.2 kV/mm | 360 kV/in | Short Time |
| Dissipation Factor | 0.020 @Frequency 60 Hz |
0.020 @Frequency 60 Hz |
|
| Arc Resistance | 185 sec | 185 sec | |
| Comparative Tracking Index | >= 500 V | >= 500 V |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Mold Temperature | 138 - 166 °C | 280 - 330 °F |
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