Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PMMA LG SUMITOMO JAPAN
SUMIPEX®
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UL
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Plastic Datasheets
| Mechanical properties | Test Condition | Test Method | SUMITOMO JAPAN/LG |
|---|---|---|---|
| ASTM D638/ISO 527 | 3 % | ||
| bending strength | ASTM D790/ISO 178 | 115 kg/cm²(MPa)[Lb/in²] | |
| Flexural modulus | ASTM D790/ISO 178 | 3000 kg/cm²(MPa)[Lb/in²] | |
| Charpy impact strength | ASTM D256/ISO 179 | 1.4 kg·cm/cm(J/M)ft·lb/in | |
| Rockwell hardness | ASTM D785 | 94 | |
| tensile strength | ASTM D638/ISO 527 | 72 kg/cm²(MPa)[Lb/in²] |
| optical performance | Test Condition | Test Method | SUMITOMO JAPAN/LG |
|---|---|---|---|
| Fuzzy coefficient (Haze) | ISO 14782 | <0.5 % | |
| refractive index | ASTM D542/ISO 489 | 1.49 | |
| transmittance | ASTM D1003/ISO 13468 | 92 % |
| Physical properties | Test Condition | Test Method | SUMITOMO JAPAN/LG |
|---|---|---|---|
| density | ASTM D792/ISO 1183 | 1.19 | |
| melt mass-flow rate | ASTM D1238/ISO 1133 | 10 g/10min | |
| Mold Shrinkage | ASTM D955 | 0.2-0.6 % | |
| Water absorption rate | ASTM D570/ISO 62 | 0.3 % |
| Thermal performance | Test Condition | Test Method | SUMITOMO JAPAN/LG |
|---|---|---|---|
| ASTM D1525/ISO R306 | 96 ℃（℉） |
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