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原料比对
产品信息
品名
品牌名
典型应用
特性
认证
LLDPE DFDA-7042 中石油兰州
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包装薄膜,农用薄膜,管膜吹塑,也可用于流延加工成型,并可用来挤出小管材、板材等
高刚性,高强度,高韧性,耐寒,耐热,耐应力开裂,高抗冲,含少量开口剂和爽滑剂
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物性数据
| 其它性能 | 测试条件 | 测试方法 | 中石油兰州/DFDA-7042 |
|---|---|---|---|
| 颗粒大小 | 合格品 | ≥-30 级 | |
| 一等品 | ≥-10 级 | ||
| 优等品 | ≥+10 级 |
| 机械性能 | 测试条件 | 测试方法 | 中石油兰州/DFDA-7042 |
|---|---|---|---|
| 拉伸强度 | 断裂 | ≥12 Mpa | |
| 屈服 | ≥8 Mpa |
| 基本性能 | 测试条件 | 测试方法 | 中石油兰州/DFDA-7042 |
|---|---|---|---|
| 密度 | 合格品 | 920±3 kg/m3 | |
| 一等品 | 920±2 kg/m3 | ||
| 优等品 | 920±2 kg/m3 | ||
| 清洁度 | 优等品 | ≤10 分/kg | |
| 一等品 | ≤15 分/kg | ||
| 合格品 | ≤30 分/kg | ||
| 熔体质量流动速率 | 合格品 | 2.0±0.6 g/10min | |
| 优等品 | 2.0±0.4 g/10min | ||
| 一等品 | 2.0±0.4 g/10min |
| 光学性能 | 测试条件 | 测试方法 | 中石油兰州/DFDA-7042 |
|---|---|---|---|
| 雾度 | ≤15 % |