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電線電纜網(wǎng) > 新手區(qū) > PVC塑料包裹銅絲不緊 很容易拽出來(lái)時(shí)怎么回事啊 麻煩請(qǐng)教(完整版)

PVC塑料包裹銅絲不緊 很容易拽出來(lái)時(shí)怎么回事啊 麻煩請(qǐng)教 - 無(wú)圖版

6382387 --- 2010-03-26 16:34:37

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做散絲絕緣線  做好以后發(fā)現(xiàn)塑料包裹不嚴(yán),很容易吧銅絲拽出來(lái)啊 問(wèn)下怎么會(huì)出現(xiàn)這種情況 聽別人說(shuō)問(wèn)題是有多方面的 麻煩請(qǐng)各位師傅解釋下會(huì)造成這種情況的各種原因 O(∩_∩)O謝謝

HYQ0512 --- 2010-03-27 09:26:15

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過(guò)預(yù)熱器時(shí)繞兩圈,溫度打高一點(diǎn),第一段水槽用熱水,外模用加壓的。
誠(chéng)誠(chéng) --- 2010-03-27 10:17:35

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不知樓主做的是多大的線,如有用到銅線預(yù)熱器可以將溫度調(diào)高點(diǎn),或多繞兩圈,前提是不讓銅線溫度過(guò)高變黑的情況下。像樓上的兄弟說(shuō)的很在行外模可使用加壓外模,增加塑料擠出的壓力來(lái)達(dá)到增加銅蕊和膠料間的附著力,或是將外模廊長(zhǎng)加長(zhǎng),這樣的辦法更適用于50機(jī)及以下的相對(duì)較小的線材。 

                                                 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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jnst --- 2010-03-27 13:22:52

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各位都說(shuō)的很專業(yè)啊

6382387 --- 2010-03-27 18:34:42

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銅絲預(yù)熱器是什么東西  我剛開始做啊 不大懂啊  哪有的賣啊 多少錢

dejialin --- 2010-03-27 22:19:34

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