陶氏塑料HDPE NG6997 耐老化

陶氏塑料HDPE NG6997 耐老化 陶氏塑料HDPE NG6997 耐老化 

优点: 无毒柔软无味防火耐磨耐热耐寒耐酸耐碱阻燃高硬度食品级高刚性高韧性

电绝缘耐腐蚀耐老化高流动耐水解高强度耐候性低收缩高抗冲尺寸稳定吸水性低

渗透性小蠕变性好化学稳定高介电性抗紫外线耐应力开裂

陶氏塑料HDPE NG6997 耐老化 

介绍:

HDPE主要缺点:机械性能差，透气差，易变形，易老化，易发脆，脆性低于PP，易应力开裂，表面硬度低，易刮伤。难印刷，印刷时，需进行表面放电处理，不能电镀，表面无光泽。

HDPE应用场合:用于挤出包装薄膜，绳索，编织袋，渔网，水管；注塑低档日用品及外壳，非承载荷构件，胶箱，周转箱；挤出吹塑容器，中空制品，瓶子。

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详解:

We promise we'll never leave our homework this late again,” ’ she said, holding out both hands for their essays, but she looked slightly amused all the same.

‘Thanks a million, Hermione,’ said Harry weakly, passing over his essay and sinking back into his armchair, rubbing his eyes.