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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PMMA LG2 SCA SINGAPORE
SUMIPEX®
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Plastic Datasheets
| thermal performance | Test Condition | Test Method | SCA SINGAPORE/LG2 |
|---|---|---|---|
| Hot deformation temperature | HDT | ASTM D648/ISO 75 | 92 ℃（℉） |
| Linear coefficient of thermal expansion | ASTM D696/ISO 11359 | 7*10-5 mm/mm.℃ | |
| Vicat softening temperature | ASTM D1525/ISO R306 | 101 ℃（℉） |
| mechanical properties | Test Condition | Test Method | SCA SINGAPORE/LG2 |
|---|---|---|---|
| Elongation at Break | ASTM D638/ISO 527 | 7 % | |
| Impact strength of cantilever beam gap | ASTM D256/ISO 179 | 1.7 kg·cm/cm(J/M)ft·lb/in | |
| Rockwell hardness | ASTM D785 | 94 | |
| tensile strength | ASTM D638/ISO 527 | 65 kg/cm²(MPa)[Lb/in²] |
| Physical properties | Test Condition | Test Method | SCA SINGAPORE/LG2 |
|---|---|---|---|
| density | ASTM D792/ISO 1183 | 1.19 | |
| melt mass-flow rate | ASTM D1238/ISO 1133 | 15 g/10min | |
| Shrinkage rate | ASTM D955 | 0.2-0.6 % | |
| Water absorption rate | ASTM D570/ISO 62 | 0.3 % |
| optical performance | Test Condition | Test Method | SCA SINGAPORE/LG2 |
|---|---|---|---|
| Fuzzy coefficient (Haze) | ISO 14782 | 0.5 % | |
| Refractive index | ASTM D542/ISO 489 | 1.49 | |
| Transmittance rate | ASTM D1003/ISO 13468 | 93 % |