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BMC 680
| Category: | Polyester, TS , Thermoset Polyester |
| Manufacturer: | Bulk Molding Compounds, Inc. |
| Trademark: | BMC |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | n6zzow_BMC-680.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| BMC 680 molding compound is a mineral filled, glass-fiber-reinforced polyester compound suitable for compression and stuffer injection mold ing It is characterized by good moldability, very high impact strength, oil and solvent resistance and creep resistance at elevated temperatures. Typical applications include replacements for die castings and sheet molding compounds, valve covers, intake manifolds, oil pans and circuit breakers. BMC 680 molding compound is produced in a range of industrial colors and is supplied in bulk form. |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.71 | g/cm³ | ASTM D792 |
| Molding Shrinkage - Flow (Compression Molded) | 0.10 to 0.20 | % | ASTM D955 |
| Water Absorption (23°C, 24 hr) | 0.15 | % | ASTM D570 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Barcol Hardness | 55 | ASTM D2583 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength (Yield, Compression Molded) | 107 | MPa | ASTM D638 |
| Flexural Strength (Compression Molded) | 224 | MPa | ASTM D790 |
| Compressive Strength | 148 | MPa | ASTM D695 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact (Compression Molded) | 1300 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
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| Deflection Temperature Under Load (1.8 MPa, Unannealed, Compression Molded) | 260 | °C | ASTM D648 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Dielectric Strength 1 | 15 | kV/mm | ASTM D149 |
| Arc Resistance | 180 | sec | ASTM D495 |
| Comparative Tracking Index (CTI) | 600 | V | UL 746 |
| Flammability | Nominal Value | Unit | Test Method |
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| Flame Rating | UL 94 | ||
| 1.59 mm | HB | ||
| 3.18 mm | HB | ||
| 6.35 mm | V-0 |
| Injection | Nominal Value | Unit | |
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| Mold Temperature | 138 to 166 | °C |
| Note Message | |
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| 1 . | Method A (Short-Time) |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| SIVIC® 3200 | SIDIAC | NBR | SIVIC® |
| ADDILENE PMD 50203 | ADDIPLAST | PP, Unspecified | ADDILENE |
| Europrene® N 2860 GRN | Versalis S.p.A. | NBR | Europrene® |
| Hifax TRC 341P | LyondellBasell Industries | PP Copolymer | Hifax |
| Lifoflex® UV FLAM 90700 | Müller Kunststoffe GmbH | TPE | Lifoflex® |
