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Kepex® 3500
| Category: | PBT , Polybutylene Terephthalate |
| Manufacturer: | Korea Engineering Plastics Co., Ltd |
| Trademark: | Kepex® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | McPxht_Kepex-3500.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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KEPEX 3500 is an unfilled, medium viscosity PBT. It exhibits good mechanical, thermal, and electrical properties. It is applicable to automotive, electrical, electronic, and industrial parts. |
| General Information | |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.31 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) (250°C/2.16 kg) | 25 | g/10 min | ASTM D1238 |
| Molding Shrinkage - Flow (3.00 mm) | 1.8 - 2.2 | % | ASTM D955 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Rockwell Hardness (R-Scale) | 120 | ASTM D785 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength (Yield, 23°C) | 53.9 | MPa | ASTM D638 |
| Tensile Elongation (Break, 23°C) | 200 | % | ASTM D638 |
| Flexural Modulus (23°C) | 2450 | MPa | ASTM D790 |
| Flexural Strength (23°C) | 93.2 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact (23°C) | 29 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
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| Deflection Temperature Under Load | ASTM D648 | ||
| 0.45 MPa, not annealed | 155 | °C | ASTM D648 |
| 1.8 MPa, not annealed | 55.0 | °C | ASTM D648 |
| Melting Temperature | 220 | °C | DSC |
| Flammability | Nominal Value | Test Method | |
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| Flame Rating (0.800 mm) | HB | UL 94 |
| Additional Information |
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| Tensile Elongation @ Brk, ASTM D638, 23°C: > 200% |
| Injection | Nominal Value | Unit | |
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| Hopper Temperature | 230 - 250 | °C | |
| Rear Temperature | 230 - 250 | °C | |
| Middle Temperature | 230 - 250 | °C | |
| Front Temperature | 230 - 250 | °C | |
| Nozzle Temperature | 230 - 250 | °C | |
| Mold Temperature | 40.0 - 100 | °C |
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|---|---|---|---|
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