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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 中石化广州
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包装薄膜,农用薄膜,农地膜
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,有较好的挤出性能
SGS
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物性数据
| 其它性能 | 测试条件 | 测试方法 | 中石化广州/DFDA-7042 |
|---|---|---|---|
| 薄膜外观 | 合格品｜－30 | ||
| 表观密度 | 合格品｜320-480 kg/m3 | ||
| 灰分含量 | 一级品｜≤0.04 % | ||
| 清洁度 | 杂粒 | 合格品｜≤30 个/kg | |
| 色粒 | 合格品｜≤30 个/kg | ||
| 雾度 | 45℃ | 合格品｜≤13 % |
| 机械性能 | 测试条件 | 测试方法 | 中石化广州/DFDA-7042 |
|---|---|---|---|
| 拉伸强度 | 断裂 | 合格品｜≥12 Mpa | |
| 屈服 | 合格品｜≥9 Mpa | ||
| 伸长率 | 断裂 | 合格品｜≥550 % |
| 基本性能 | 测试条件 | 测试方法 | 中石化广州/DFDA-7042 |
|---|---|---|---|
| 密度 | 标准 | 合格品｜918 kg/m3 | |
| 偏差 | 合格品｜±2 kg/m3 | ||
| 熔体质量流动速率 | 标准 | 合格品｜2.0 g/10min | |
| 偏差 | 合格品｜±0.3 g/10min |