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LUBMER™ L4640
| Category: | HMWPE , High Molecular Weight Polyethylene |
| Manufacturer: | Mitsui Chemicals, Inc. |
| Trademark: | LUBMER™ |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | 40uP43_LUBMERL4640.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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LUBMER is a specially polyethylene developed by Mitusi Chemicals' original polymerization technology. LUBMER has outstanding sliding properties, abrasion resistance and moldability. Especially, LUBMER is used for a wide range of applications for soundproofing parts of office automation equipments, automotive, electrical and electronic parts. In addition, LUBMER is making a significant contribution to the development of building materials, mechanical parts, etc.. attracting attention as a high-performance material that will build a future. Features:
Applications:
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| General Information | |
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| Filler / Reinforcement |
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| Features |
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| Uses |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Density | 0.111 | g/cm³ | ASTM D1505 |
| Melt Mass-Flow Rate (MFR) (190°C/10.0 kg) | 7.0 | g/10 min | JIS K7210 |
| Spiral Flow 1 | 33.0 | cm | Internal method |
| Molding Shrinkage | Internal method | ||
| Flow : 2.00mm | 1.5 | % | Internal method |
| Transverse flow : 2.00mm | 1.3 | % | Internal method |
| Water Absorption (24 hr) | < 0.010 | % | ASTM D570 |
| PV Limit 2 | > 0.50 | MPa·m/s | Internal method |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Abrasion Loss 3 | 220 | 10^-8 mm³/N·m | Internal method |
| Additional Information | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Heat Generation Temperature 4 | 75 | °C | Internal method |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Rockwell Hardness (R-Scale) | 63 | ASTM D785 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength 5(Break, 23°C) | 47.0 | MPa | ASTM D638 |
| Tensile Elongation 6(Break, 23°C) | 9.0 | % | ASTM D638 |
| Flexural Modulus 7(23°C, 3.00mm, 48.0mm span) | 2300 | MPa | ASTM D790 |
| Flexural Strength 8(23°C, 3.00mm, 48.0mm span) | 45.0 | MPa | ASTM D790 |
| Coefficient of Friction 9(Dynamic) | 0.17 | Internal method |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact (23°C, 2.00 mm) | 180 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load (0.45 MPa, Unannealed) | 91.0 | °C | ASTM D648 |
| Vicat Softening Temperature | 130 | °C | ASTM D1525 10 |
| CLTE - Flow | 1.2E-4 | cm/cm/°C | ASTM D696 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Volume Resistivity | 1.0E+17 - 1.0E+18 | ohms·cm | ASTM D257 |
| Dielectric Strength | 60 | kV/mm | ASTM D149 |
| Dielectric Constant (23°C) | 2.50 | ASTM D150 | |
| Dissipation Factor (1 MHz) | 1.0E-4 - 2.0E-4 | ASTM D150 |
| Note Message | |
|---|---|
| 1 . | Melt temperature: 270°C |
| 2 . | SUS 304 (surface roughness, 6S) |
| 3 . | SUS 304 (surface roughness, 6S) |
| 4 . | SUS 304 (surface roughness, 6S) |
| 5 . | Type 4, 50mm/min |
| 6 . | Type 4, 50mm/min |
| 7 . | 5.0 mm/min |
| 8 . | 5.0 mm/min |
| 9 . | SUS 304 (surface roughness, 6S) |
| 10 . | 压 力1 (10N) |
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