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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM LA541 ASAHI JAPAN
TENAC™
bearing
High rigidity,wear resistant,High lubrication,High sliding
UL
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Plastic Datasheets
| thermal performance | Test Condition | Test Method | ASAHI JAPAN/LA541 |
|---|---|---|---|
| Hot deformation temperature | HDT | ASTM D648/ISO 75 | 115 ℃（℉） |
| 0.45MPa | ASTM D648 | 165 °C | |
| 1.82MPa | ASTM D648 | 115 °C | |
| Linear coefficient of thermal expansion | TMA法 | 10 | |
| melt mass-flow rate | ASTM D1238 | 17 g/10min | |
| UL flame retardant rating | UL 94 | HB |
| mechanical properties | Test Condition | Test Method | ASAHI JAPAN/LA541 |
|---|---|---|---|
| Bending modulus | ASTM D790 | 2650 Mpa | |
| ASTM D790/ISO 178 | 2650 kg/cm²(MPa)[Lb/in²] | ||
| bending strength | ASTM D790/ISO 178 | 89 kg/cm²(MPa)[Lb/in²] | |
| ASTM D790 | 89 Mpa | ||
| elongation | ASTM D638/ISO 527 | 30 % | |
| Elongation at Break | ASTM D638 | 30 % | |
| Impact strength of cantilever beam gap | ASTM D256 | 69 J/m | |
| ASTM D256/ISO 179 | 69 kg·cm/cm(J/M)ft·lb/in | ||
| Rockwell hardness | - | ASTM D785 | 120 R |
| ASTM D785 | 81 | ||
| - | ASTM D785 | 81 M | |
| tensile strength | ASTM D638/ISO 527 | 57 kg/cm²(MPa)[Lb/in²] | |
| ASTM D638 | 57 Mpa |
| Physical properties | Test Condition | Test Method | ASAHI JAPAN/LA541 |
|---|---|---|---|
| density | ASTM D792/ISO 1183 | 1.38 | |
| melt mass-flow rate | ASTM D1238/ISO 1133 | 17 g/10min | |
| Shrinkage rate | Across Flow | 旭化成法 | 1.8-2.2 % |
| ASTM D955 | 1.8-2.2 % | ||
| Flow | 旭化成法 | 1.8-2.2 % | |
| Water absorption rate | ASTM D570 | 0.2 % | |
| ASTM D570/ISO 62 | 0.2 % |