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LLDPE DFDA-7042 中石化齐鲁
5
- 特性:高刚性高强度高韧性耐寒耐热耐应力开裂高抗冲
- 典型应用:包装薄膜农用薄膜日用包装地膜涂层内衬袋食品包装.
比对物性数据
| 其它性能 | 测试条件 | 测试方法 | 测试结果 |
|---|---|---|---|
| 颗粒外观，大粒和小粒 | SH/T 1541 | ≤10 g/kg | |
| 鱼眼 | 0.8mm | ≤8 个/1520cm2 | |
| 颗粒外观，污染粒子 | SH/T 1541 | ≤40 个/kg | |
| 鱼眼 | 0.4mm | ≤40 个/1520cm2 | |
| 颗粒外观，蛇皮和丝发 | SH/T 1541 | ≤40 个/kg |
| 基本性能 | 测试条件 | 测试方法 | 测试结果 |
|---|---|---|---|
| 熔体质量流动速率 | GB/T 3682 | 1.5-2.5 g/10min | |
| 密度 | GB/T 1033 | 0.917-0.923 kg/cm3 |
| 机械性能 | 测试条件 | 测试方法 | 测试结果 |
|---|---|---|---|
| 拉伸强度 | 断裂 | GB/T 1040 | ≥12 Mpa |
| 伸长率 | 断裂 | GB/T 1040 | ≥500 % |
| 拉伸强度 | 屈服 | GB/T 1040 | ≥8.3 Mpa |
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