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pfa材料是什么材料

相關標簽:美國Techmer PFA、Generic PFA、大金美國 PFA塑料材料、中等抗撞擊性 PFA、導電 PFA、擠出級 PFA塑料材料

PFA塑料是全氟丙基全氟乙烯基醚和聚四氟乙烯的少量共聚物。與聚四氟乙烯相比,熔體粘合力得到增強,溶液粘度降低,性能不變。該樹脂可以使用普通的熱塑性模塑方法直接加工成產品。適用于制造耐腐蝕部件,耐磨損部件,密封件,絕緣部件和醫療設備部件,高溫電線,電纜絕緣層,防腐設備,密封材料,泵閥襯套和化學容器。比重:2.13-2.167g/cm3;成型收縮率:3.1-7.7%;成型溫度:350-400℃。 。以上文獻若需轉載請備注出處:PBT樹脂 //shanglikaiguan.cn/

延伸閱讀—PFA 美國RTP 3199 X 117877 B應用案列
導電 其它 注塑
參考數據
性能項目 試驗條件[狀態] 測試方法 測試數據
比重 ASTM D-792 2.16 g/cm3
機械性能 拉伸模量 ASTM D-638 689 MPa
抗張強度 ASTM D-638 20 MPa
伸長率 屈服 ASTM D-638 >10 %
彎曲模量 ASTM D-790 827 MPa
懸壁梁缺口沖擊強度 3.20mm ASTM D-256 640 J/m
懸壁梁無缺口沖擊強度 3.20mm ASTM D-256 無斷裂 J/m
表面電阻率 ESD STM11.11 < 1.0E+4 ohms
表面電阻率 ASTM D-257 < 1.0E+5 ohms
體積電阻率 ASTM D-257 < 1.0E+2 ohmscm
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