| About |
|---|
| 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: Sliding properties Food Safety Abrasion resistance Chemical resistance Electrical insulating properties Noiseless properties Applications: Electrical/office automation equipment parts Automotive parts General equipment parts, building materials, and other parts&& |
| Product Description | |
|---|---|
| Supplier | Mitsui |
| Generic | HMW-HDPE |
| Material Status | Commercial: Negative |
| Features | Excellent Processability,noise reduction,Food contact compliance,Good wear resistance,Solvent resistance,Insulation |
| Availabilitys | Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.111 | g/cm³ | ASTM D1505 |
| Melt Flow Rate | |||
| 190℃，10.0kg | 7.0 | g/10min | JIS K7210 |
| Spiral flow length | 33.0 | cm | Internal Method |
| Shrinkage rate | Internal Method | ||
| MD：2.0 mm | 1.5 | % | Internal Method |
| TD：2.0 mm | 1.3 | % | Internal Method |
| Water absorption rate | |||
| 24hr | < 0.010 | % | ASTM D570 |
| PV Limit | > 0.50 | MPa·m/s | Internal Method |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃，2mm | 180 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 91.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | 130 | ℃ | ASTM D1525 6 |
| Linear coefficient of thermal expansion | |||
| MD | 1.2E-4 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+17 to 1.0E+18 | ohms·cm | ASTM D257 |
| Dielectric strength | 60 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 23℃ | 2.50 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 1.0E-4 to 2.0E-4 | ASTM D150 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Heat Generation Temperature | 75 | ℃ | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| R-level | 63 | ASTM D785 | |
| tensile strength | |||
| Fracture, 23 ℃ | 47.0 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 9.0 | % | ASTM D638 |
| Bending modulus | |||
| 23 ℃, 3 mm, 48 mm span | 2300 | MPa | ASTM D790 |
| bending strength | |||
| 23 ℃, 3 mm, 48 mm span | 45.0 | MPa | ASTM D790 |
| friction coefficient | |||
| dynamic | 0.17 | Internal Method | |
| Wear amount | 220 | 10^-8 mm³/N·m | Internal Method |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Melt Temperature: 518°F |
| 3. SUS 304 (surface roughness, 6S) |
| 4. Type IV, 2.0 in/min |
| 5. 0.20 in/min |
| 6. Loading 1 (10 N) |
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