本廠專業(yè)生產(chǎn)各種規(guī)格聚四氟乙烯車削薄膜,包分切各種規(guī)格電話：0769-8546832013316661292聯(lián)系人：陳先生聚四氟乙烯車削薄膜是用聚四氟乙烯樹脂經(jīng)模壓燒結(jié)成毛坯，經(jīng)車削制成的薄膜為不定向薄膜，不定向薄膜壓延制成定向和半定向薄膜。1.分類及用途用以制造各種腐蝕性介質(zhì)中工作的襯墊密封和潤滑材料以及在各種頻率下使用的電絕緣零度件牌號產(chǎn)品名稱分類用途9201-1電容器薄膜定向用作電容器介質(zhì)等9201-2導(dǎo)線絕緣用薄膜定向半定向不定向用作電器儀表絕緣等9201-3襯墊用薄膜不定向用作絕緣密封襯墊等2.外觀：聚四氟乙烯薄膜不允許有孔洞、污垢、機械、損傷、皺折及導(dǎo)電雜質(zhì)，薄膜端面應(yīng)平整，邊緣不允許有裂口和波紋。3.物理機械性能應(yīng)符合下表要求：試驗項目單位指標(biāo)值定向膜不定膜拉伸強度MPa 30.0 10.0斷裂伸長率% 30 1001MH2介質(zhì)損耗角切值 0.01mm>0.01mm 3.0 1042.5 104 1MH2介電系數(shù) 平均值1.8-2.2 直流擊穿電壓（常溫）KV/mm平均值200最低值40平均值40最低值4本標(biāo)準(zhǔn)符合QB/T36271999中華人民共和國專業(yè)標(biāo)準(zhǔn)。4.規(guī)格及允許誤差：牌號分類厚度（毫米）厚度公差（毫米）寬度（毫米）寬度公差（毫米）長度（米）9201-1定向0.03,0.035 0.00260,90,120 0.3 500.04,0.045 0.00360,90,1200.05,0.06 0.00460,90,1209201-2定向0.03,0.04 0.00360,90,120 0.3 500.05,0.06 0.00460,90,1200.07,0.08 0.00560,90,120半定向0.03,0.04 0.00360,90,1200.05,0.06,0.07 0.00560,90,1200.08,0.09,0.10 0.00560,90,1209201-39201-4不定向0.05,0.06,0.07 0.01090,120,150 2.0 500.08,0.10,0.15 0.0290,120,150 200.20,0.25,0.30 0.03120,200,250,300 3.0車削板0.5,1.0,1.5 0.05120,200,250,300 3.0 15