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مقایسه مواد
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گواهینامهها
قیمت مرجع
| Electrical performance | شرایط آزمون | روش آزمون | COVESTRO SHANGHAI/2805 |
|---|---|---|---|
| Dielectric constant | ASTM D150/IEC 60250 | 3.1 | |
| Arc resistance | ASTM D495/IEC 60112 | 275 | |
| Surface resistivity | ASTM D257/IEC 60093 | 1E16 Ω | |
| Volume resistivity | ASTM D257/IEC 60093 | 1E14 Ω.cm | |
| Dielectric loss | ASTM D150/IEC 60250 | 90 | |
| mechanical properties | شرایط آزمون | روش آزمون | COVESTRO SHANGHAI/2805 |
| Tensile modulus | ASTM D638/ISO 527 | 2400 kg/cm²(MPa)[Lb/in²] | |
| Elongation at Break | ASTM D638/ISO 527 | ＞50 % | |
| Impact strength of cantilever beam gap | ASTM D256/ISO 179 | 90 kg·cm/cm(J/M)ft·lb/in | |
| elongation | ASTM D638/ISO 527 | ＞66 % | |
| Charpy Notched Impact Strength | ASTM D256/ISO 179 | N kg·cm/cm(J/M)ft·lb/in | |
| Physical properties | شرایط آزمون | روش آزمون | COVESTRO SHANGHAI/2805 |
| Water absorption rate | ASTM D570/ISO 62 | 0.30 % | |
| Shrinkage rate | ASTM D955 | 0.6-0.8 % | |
| melt mass-flow rate | ASTM D1238/ISO 1133 | 10 g/10min | |
| density | ASTM D792/ISO 1183 | 1.2 | |
| optical performance | شرایط آزمون | روش آزمون | COVESTRO SHANGHAI/2805 |
| Refractive index | ASTM D542/ISO 489 | 1.586 | |
| Transmittance rate | ASTM D1003/ISO 13468 | 89 % | |
| thermal performance | شرایط آزمون | روش آزمون | COVESTRO SHANGHAI/2805 |
| Hot deformation temperature | HDT | ASTM D648/ISO 75 | 138 ℃（℉） |
| Vicat softening temperature | ASTM D1525/ISO R306 | 145 ℃（℉） | |
| Linear coefficient of thermal expansion | ASTM D696/ISO 11359 | 0.65 mm/mm.℃ | |
| Combustibility (rate) | UL 94 | V-2 | |
| other | شرایط آزمون | روش آزمون | COVESTRO SHANGHAI/2805 |
| characteristic | 家用电器、照明工程 | ||
| Color | 透明 |