Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PMMA MH SCA SINGAPORE
SUMIPEX®
Other sheets、Automotive sector、Car dashboard、Lampshade
heat-resisting
UL
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Plastic Datasheets
| Mechanical properties | Test Condition | Test Method | SCA SINGAPORE/MH |
|---|---|---|---|
| bending strength | ASTM D790/ISO 178 | 120(12.2) kg/cm²(MPa)[Lb/in²] | |
| Flexural modulus | ASTM D790/ISO 178 | 7 kg/cm²(MPa)[Lb/in²] | |
| elongation | ASTM D638/ISO 527 | 13 % | |
| Rockwell hardness | ASTM D785 | 100 | |
| tensile strength | ASTM D638/ISO 527 | 72.0(7.35) kg/cm²(MPa)[Lb/in²] |
| optical performance | Test Condition | Test Method | SCA SINGAPORE/MH |
|---|---|---|---|
| Fuzzy coefficient (Haze) | ISO 14782 | 0.5 % | |
| refractive index | ASTM D542/ISO 489 | 1.49 | |
| transmittance | ASTM D1003/ISO 13468 | 93 % |
| other | Test Condition | Test Method | SCA SINGAPORE/MH |
|---|---|---|---|
| 耐热性 | |||
| purpose | 汽车指示灯 眼镜片 挤压成形管和竿 |
| Physical properties | Test Condition | Test Method | SCA SINGAPORE/MH |
|---|---|---|---|
| density | ASTM D792/ISO 1183 | 1.19 | |
| melt mass-flow rate | ASTM D1238/ISO 1133 | 2 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 | SCA SINGAPORE/MH |
|---|---|---|---|
| vicat | ASTM D1525/ISO R306 | 116 ℃（℉） | |
| ASTM D648/ISO 75 | 104 ℃（℉） | ||
| Combustibility (rate) | UL94 | 3 | |
| Linear expansion coefficient | ASTM D696/ISO 11359 | 7*10-5 mm/mm.℃ |
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