電線電纜常見(jiàn)問(wèn)題及處理方法:押出機(jī)生產(chǎn)電子線:表面粗糙,溫度太低,溫度作適當(dāng)上調(diào)。PVC烘烤不足:依作業(yè)標(biāo)準(zhǔn)烘烤膠料時(shí)間/溫度,機(jī)頭壓力太?。焊鼡Q廊段較長(zhǎng)的外模,增加網(wǎng)膜。死膠焦料:PVC在機(jī)頭中停留時(shí)間較長(zhǎng):押出時(shí)將停留時(shí)間較長(zhǎng)的,押出溫度太高,高溫度押出時(shí)停機(jī)時(shí)及時(shí)降溫。規(guī)定的標(biāo)志內(nèi)容運(yùn)輸和貯存電纜應(yīng)能適應(yīng)水、陸、空一切交通運(yùn)輸工具在運(yùn)輸和貯存過(guò)程中應(yīng)注意,防止水分潮氣侵入電纜,防止嚴(yán)重彎曲及其它機(jī)械損失,防止高溫及在陽(yáng)光下爆曬。
總屏蔽PVC護(hù)套DJYPVPR高溫計(jì)算機(jī)電纜
DJFEPP3V、DJFEPPVR、DJFEPPVP..、DJFEPPVRP、DJFEPP2VP2、DJFEPPF、DJFEPPFR、DJFEPP2F、DJFEPPV-2、DJFEPPV-3、DJFEPPLV、DJFEPPLVR、ZR-DJFEPPV-1、ZR-DJFEPP2V-1、ZR-DJFEPRPV-1、ZR-DJFEPPVR-1、ZR-DJFEPP2V、ZR-DJFEPP3V、ZR-DJFEPPVR、ZR-DJFEPPVP、ZR-DJFEPPVRP、..ZR-DJFEPP2VP2、ZR-DJFEPPF、ZR-DJFEPPFR、ZR-DJFEPP2F、ZR-DJFEPPV-2、ZR-DJFEPPV-3、ZR-DJFEPPLV、ZR-DJFEPPLVR、DJFEPPV-1、DJFEPP2V-1、DJFEPRPV-1、DJFEPPVR-1、DJFEPP2VR-1、DJFEPPV、
擠包層在合膠處有明顯的線縫;產(chǎn)生的主要原因有:溫度控制太低,特別是機(jī)頭部位;絕緣或護(hù)套料中混有不質(zhì)的其它塑料粒子;螺桿轉(zhuǎn)塑太快,塑料未能*塑化;塑料本身存在質(zhì)量問(wèn)題.針對(duì)上述原因,應(yīng)該注意擠出溫度控制的合理性;對(duì)領(lǐng)用材料的質(zhì)量合品名應(yīng)確認(rèn);電線電纜的分類隨著社會(huì)的飛速發(fā)展,科學(xué)技術(shù)的不斷進(jìn)步,電線電纜的品種越來(lái)越多,目前粗略統(tǒng)計(jì)有一千多種,兩萬(wàn)多個(gè)規(guī)格。
總屏蔽PVC護(hù)套DJYPVPR高溫計(jì)算機(jī)電纜