| 分类：三元乙丙橡胶 | 型号：4820P | 用途：注塑级 |
| 产地/厂家：陶氏 | 正副品：*** |
| 长期供应EPDM 4820P 三元乙丙橡胶 Physical Properties Metric English Comments | |||||
| Density | 0.908g/cc | 0.0328lb/in? | ASTM D297 | ||
| Volatiles | <= 0.400 %<><= 0.400 %<><=?0.400?%<><=?0.400?%<> | <= 0.400 %<><= 0.400 %<><=?0.400?%<><=?0.400?%<> | Total Volatiles; DuPont Dow PQ-E-007 | ||
| Mooney Viscosity | 20.0 @Temperature 125 °C | 20.0 @Temperature 257 °F | ML 1 + 4; ASTM D1646 | ||
| Melt Index of Compound | 1.00g/10 min @Load 2.16 kg, Temperature 190 °C | 1.00g/10 min @Load 4.76 lb, Temperature 374 °F | ASTM D1238 | ||
| Ash | <= 0.100 %<><= 0.100 %<><=?0.100?%<><=?0.100?%<> | <= 0.100 %<><= 0.100 %<><=?0.100?%<><=?0.100?%<> | ASTM D5667 | ||
| Thermal PropertiesMetricEnglishComments | |||||
| Melting Point | 90.0°C | 194°F | Tm | ||
| Descriptive Properties | |||||
| ENB | 4.9 mass% | ASTM D6047 | |||
| Ethylene | 85 mass% | ASTM D3900 | |||
| Molecular Weight Distribution | Narrow | DuPont Dow PQ-E-034 and 036 | |||
| Product Form | Pellets | ||||
| Propylene | 10.1 mass% | ASTM D3900 | |||
| Residual Transition Metal | Max 10 ppm | DuPont Dow | |||
这个晶体三元乙丙橡胶（乙丙橡胶）具有低粘度，良好的流动特性和热绿色力量。它被设计为改性热固性橡胶和热塑性聚烯烃化合物包括聚乙烯和聚丙烯。它可以通过传统的技术包括硫交联，酚，过氧化氢，照射和硅氢加成反应。NDR 4820p是发展和通过INSITE?技术
