批发 PA6 RTP 227A 227A 批发 PA6 RTP 227A 227A 批发 PA6 RTP 227A 227A 优点:阻燃防火高韧性高强度耐磨性高刚性自润滑高硬度耐候性消音性耐热好自熄性抗磨性易加工无蠕动不霉烂耐老化尺寸稳定减振性好滑动性好绝缘性好耐化学性无毒无臭耐久性好防紫外线摩擦系数小玻纤加强碳纤加强 批发 PA6 RTP 227A 227A 我司供应以下产品: PA6 227A 美国RTP用途: 其它重要参数: 密度:1.49 g/cm3 吸水率:1 % 成型收缩率:0.6 % 缺口冲击强度:47 拉伸强度:62 MPa 断裂伸长率:3 % 弯曲强度:108 MPa 弯曲模量:6270 MPa 热变形温度:185 ℃生产厂商:美国RTP公司 PA6 299 A X 95671 美国RTP用途: 其它重要参数: 成型收缩率:0.5 % 弯曲强度:145 MPa 弯曲模量:4830 MPa生产厂商:美国RTP公司 介绍: PA6 的化学物理特性和 PA66 很相似,然而,它的熔点较低,而且工艺温度范围很宽。它的抗冲击性和抗溶解性比 PA66 要好,但吸湿性也更强。因为塑件的许多品质特性都要受到吸湿性的影响. PA6 设计产品时要 充分考虑到这一点。为了提高 PA6 的机械特性,经常加入各种各样的改性剂。玻璃就是最常见的添加剂,有时 为了提高抗冲击性还加入合成橡胶,如 EPDM 和 SBR 等。 详解: terrible mess. . ." Harry put his Omnioculars to his eyes again. It was hard to see what was happening below, because leprechauns were zooming delightedly all over the field, but he could just make out Krum, surrounded by mediwizards. He looked surlier than ever and refused to let them mop him up. His team members were around him, shaking their heads and looking dejected; a short way away, the Irish players were dancing gleefully in a shower of gold descending from their
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