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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 榆林延长中煤
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包装薄膜,农用薄膜
高刚性,高强度,高韧性,耐寒,耐热,耐应力开裂,高抗冲
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物性数据
| 其它性能 | 测试条件 | 测试方法 | 榆林延长中煤/DFDA-7042 |
|---|---|---|---|
| 灰分含量 | 优级品｜≤0.02 %(m/m) | ||
| 色粒 | 合格品｜≤20 粒/kg树脂 | ||
| 鱼眼 | 0.4mm | 合格品｜≤30 个/1520cm2 | |
| 0.8mm | 合格品｜≤6 个/1520cm2 |
| 机械性能 | 测试条件 | 测试方法 | 榆林延长中煤/DFDA-7042 |
|---|---|---|---|
| 拉伸强度 | 屈服 | 合格品｜≥8 Mpa | |
| 落镖冲击 | 合格品｜实测 g | ||
| 伸长率 | 断裂 | 合格品｜≥500 % |
| 基本性能 | 测试条件 | 测试方法 | 榆林延长中煤/DFDA-7042 |
|---|---|---|---|
| 密度 | 一级品｜0.916-0.920 g/cm³ | ||
| 熔体质量流动速率 | 合格品｜1.5-2.5 g/10min |
| 物理性能 | 测试条件 | 测试方法 | 榆林延长中煤/DFDA-7042 |
|---|---|---|---|
| 光泽度 | 45° | 合格品｜实测 | |
| 雾度 | 合格品｜≤14 % |