Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
COC OKP4 OSAKA GAS JAPAN
Polyester
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Plastic Datasheets
| Mechanical properties | Test Condition | Test Method | OSAKA GAS JAPAN/OKP4 |
|---|---|---|---|
| bending strength | ASTM D790/ISO 178 | 112 kg/cm²(MPa)[Lb/in²] | |
| Flexural modulus | ASTM D790/ISO 178 | 2190 kg/cm²(MPa)[Lb/in²] | |
| Izod notch impact strength | ASTM D256/ISO 179 | 30 kg·cm/cm(J/M)ft·lb/in | |
| elongation | ASTM D638/ISO 527 | 7 % | |
| tensile strength | ASTM D638/ISO 527 | 712 kg/cm²(MPa)[Lb/in²] |
| optical performance | Test Condition | Test Method | OSAKA GAS JAPAN/OKP4 |
|---|---|---|---|
| refractive index | ASTM D542/ISO 489 | 1.607 | |
| transmittance | ASTM D1003/ISO 13468 | 90 % |
| other | Test Condition | Test Method | OSAKA GAS JAPAN/OKP4 |
|---|---|---|---|
| characteristic | 高折射 | ||
| notes | 光学镜片 | ||
| purpose | 光学镜片 | ||
| colour | 透明 |
| Physical properties | Test Condition | Test Method | OSAKA GAS JAPAN/OKP4 |
|---|---|---|---|
| density | ASTM D792/ISO 1183 | 1.22 | |
| melt mass-flow rate | ASTM D1238/ISO 1133 | 13 g/10min |
| Thermal performance | Test Condition | Test Method | OSAKA GAS JAPAN/OKP4 |
|---|---|---|---|
| glass transition temperature | ASTM D785 | 122 ℃（℉） | |
| Heat Deflection Temperature | ASTM D648/ISO 75 | 107 ℃（℉） |
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