PTFE具有以下特性: 1、不粘性, 2、耐热性, 3、滑动性, 4、抗湿性, 5、耐磨损性, 6、耐腐蚀性, 7、化学性绝缘性, 8、耐高低温性, 9、自润滑性, 10、表面不粘性, 11、不燃性, PTFE的应用: PTFE特的性能使其在化工、石油、纺织、食品、造纸、、电子和机械等工业和海洋作业领域都有着广泛的应用
⑶聚四氟乙烯的熔体粘度很高,在高温下也不流动。它在熔点(327℃)以上,熔体粘度达到1 010 Pa.s,即使加热到分解温度也不流动,这就使它不能采用一般热塑性塑料的成型方法,而要采用类似粉末冶金那样的烧结方法成型。 ⑷PTFE具有突出的不粘性,限制了其工业上的应用。它是好的防粘材料,这种性能又使它与其他物件的表面粘合为困难。
3M™ Dyneon™ PTFE TF 2029Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 2035Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 2071Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 2072Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 2073Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 9201Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 9205 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE TF 9207Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 1600 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 1610 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 1635 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 1700 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 1705 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 2001 Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 2033 Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE 2070 Z 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 4105 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 4212 3M Advanced Materials Division PTFE
M™ Dyneon™ TFM™ Modified PTFE Compound 4213 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 4215 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 4216 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 6105 BR 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 6220 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 6221 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 6302 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound 8854 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE Compound R4213 3M Advanced Materials Division PTFE
3M™ Dyneon™ TFM™ Modified PTFE TFR 1502 A 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 2274 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 3105 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 3215 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 3310 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 3311 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 3712 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 4102 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 4103 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 4104 3M Advanced Materials Division PTFE
3M™ Dyneon™ PTFE Compound TF 4105 3M Advanced Materials Division PTF
聚四氟乙烯具有高的耐化学腐蚀性能,例如在、硝酸、盐酸,甚至在王水中煮沸,其重量及性能均无变化,也几乎不溶于绝大多数的溶剂,只在300℃以上稍溶于全烷烃(约0.1g/100g)。聚四氟乙烯不吸潮,不燃,对氧、紫外线均稳定,所以具有的耐候性。值得注意的是,聚四氟乙烯不能耐受强的还原氛围熔融的碱金属,氨碱溶液(碱金属溶于液氨),某些氟化物(如TFA),萘钠盐等均可以迅速腐蚀聚四氟乙烯制品。聚四氟乙烯在较宽频率范围内的介电常数和介电损耗都很低,而且击穿电压、体积电阻率和耐电弧性都较高。
上海璧未**贸易有限公司 主要经销美国科慕氟塑料,铁氟龙,PTFE PFA FEP ETFE 等。公司与上海航天所属研究所、上海航天电源技术有限责任公司等客户建立了长期稳定的合作关系。公司货品齐全、价格公道,诚实守信,确保**,赢得了客户的信任和帮助。 主要销售美国科慕(原杜邦)氟塑料: PTFE模压料:7CX 7AX 807NX NXT70 NXT75 NXT85 PTFE分散料:601X 605XTX 650XTX 62X 62XTX 6CX CFP6000X 640XTX 641XTX 65X/65AX ETFE牌号:NT-2181 NT-2183 NT-2185 HT2160 750 207 2195(粉状) FEP牌号:9898 9494 6100 8787 5100J CJ99 CJ95 106X 100X 9302X PFA牌号:340 345 350 416HP 420HP 920HP 440HP 940HP 445HP 945HP 450HP 950HP **级铁氟龙451HP 951HP plus