LDPE/HP2022J/沙特sabic规格级别薄膜该料用途透明薄膜、购物袋、通用薄膜备注说明垂伸性、韧性、光学性能好性能项目试验条件[状态]测试方法测试数据数据单位基本性能熔体流动速率ASTMD-12382.0g/10min维卡软化点ASTMD-152594℃密度ASTMD-15050.922g/cm3物理性能混浊ASTMD-10036%光泽度60℃ASTMD-245710.5机械性能1%割线模量MDASTMD-882210MPaTDASTMD-882250MPaDart冲击强度ASTMD-17093屈服点MDASTMD-88212MPaTDASTMD-88211MPa断裂伸长率MDASTMD-882240%TDASTMD-882520%断裂拉伸MDASTMD-88222MPaTDASTMD-88219MPaElmendorf断裂强度MDASTMD-19388TDASTMD-19384.5)