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
介绍:
HDPE具有良好的耐热性和耐寒性,化学稳定性好,还具有较高的刚性和韧性,机械强度好。介电性能,耐环境应力开裂性亦较好。
HDPE硬度、拉伸强度和蠕变性优于低密度聚乙烯;耐磨性、电绝缘性、韧性及耐寒性均较好,但与低密度绝缘性比较略差些;
HDPE化学稳定性好,在室温条件下,不溶于任何有机溶剂,耐酸、碱和各种盐类的腐蚀;薄膜对水蒸气和空气的渗透性小、吸水性低;
我司还供应以下产品:
供应 HDPE Daelim Po1y 4570UV 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 50100 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 50100F 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 5070(UV) 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 5502 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 5502-03LD 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 5502HS 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 5502HSUV 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 5811 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 6007LD 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y 6060PL 生产商: DAELIM INDUSTRIAL CO., LTD. |
供应 HDPE Daelim Po1y DHC-1 生产商: DAELIM INDUSTRIAL CO., LTD. |
详解:
scratching of quills and the occasional rustle as somebody adjusted their parchment. It was clearly exam time.
Sunshine was streaming through the high windows on to the bent heads, which shone chestnut and copper and gold in the bright light. Harry looked around carefully. Snape had to be here somewhere ... this was his memory ...