相關標簽:美國Techmer PFA、美國PolyFlo PFA、美國RTP PFA塑料原料、高ESCR(抗應力開裂) PFA、氣味低到無 PFA、涂層 PFA塑料原料
?pfa是一種耐超高溫度的尼龍材料,用途非常廣泛,那么pfa加工溫度是多少呢?
PFA的料筒溫度,特別是熔融段,溫度要到350-370度。 。以上文獻若需轉載請備注出處:PBT樹脂 //shanglikaiguan.cn/
性能項目 | 試驗條件[狀態] | 測試方法 | 測試數據 | |
比重 | —— | ASTMD792 | 2.14到2.15 | g/cm3 |
比重 | 23°C | ISO1183 | 2.13到2.15 | g/cm3 |
表觀密度 | ASTMD1895 | 0.55到1.20 | g/cm3 | |
熔流率(熔體流動速率) | 372°C/5.0kg | ASTMD1238 | 1.7到26 | g/10min |
熔流率(熔體流動速率) | 372°C/5.0kg | ISO1133 | 1.7到16 | g/10min |
吸水率(23°C,24hr) | ASTMD570 | 0.030 | % | |
肖氏硬度(23°C) | ASTMD2240,ISO868 | 55到60 | ||
抗張強度 | 斷裂,23°C | ASTMD638 | 20.7到26.1 | MPa |
抗張強度 | 斷裂,23°C | ISO527-2 | 26.0到35.0 | MPa |
抗張強度 | 23°C | ASTMD638 | 25.0到29.0 | MPa |
抗張強度 | 23°C | ISO527-2 | 25.0到28.2 | MPa |
伸長率 | 斷裂,23°C | ASTMD638 | 300 | % |
伸長率 | 斷裂,23°C | ISO527-2 | 290到420 | % |
彎曲模量 | 23°C | ASTMD790 | 543到690 | MPa |
彎曲模量 | 23°C | ISO178 | 550到627 | MPa |
熔融溫度 | 305到311 | °C | ||
線形熱膨脹系數-流動 | ASTMD696 | 1.2E-4到1.6E-4 | cm/cm/°C | |
比熱(23°C) | ASTMC351 | 1.00到1050 | J/kg/°C | |
體積電阻率 | 23°C | ASTMD257 | 7.5E+16到1.0E+18 | ohmscm |
體積電阻率 | 23°C | IEC60093 | 9.8E+17到1.0E+18 | ohmscm |
介電強度(23°C) | ASTMD149 | 37到81 | kV/mm | |
介電常數(23°C) | ASTMD150 | 2.00到2.10 | ||
耗散因數(23°C) | ASTMD150 | 2.0E-4到5.0E-4 |
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