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[问题求助] 押出PU起泡

P:2012-06-11 11:43:03

1

现在本人生产一款四芯PU线材,绝缘是PP生产外被起泡,剖开见芯线有起泡现象,不固定是那一条芯线,但检查半成品芯线光滑没有问题,把半成品80度烤过后有改善,请教各位大虾有没更好的解决办法,谢谢!

small-size cable - 小尺寸电缆,小型电缆 (0) 投诉

P:2012-06-11 11:48:45

2

半成品有水及贓物沒有呀??

pair twinning - 双绞,对绞 (0) 投诉

P:2012-06-11 12:29:25

3

没有呀,半成品很好

 

 

low pairage cable - 低占积率电缆 (0) 投诉

P:2012-06-11 13:01:29

4

加工压力太大,可选择挤管式押出方式 

加工时 温度不要太高 PU材料不可太稀加工

可交流13929267115 徐.R

non-draining saturant - 不滴流浸渍剂 (0) 投诉

P:2012-06-11 13:47:44

5

出现这种现象一般是半成品和胶料两方面原因:1、保持被覆半成品表面的干燥;2、生产押出时机头眼模温度不要太高,可以适量的降低点,以线面OK为佳;3、PU料生产前100度烘料2H;4、第一段水槽尽可能的靠近出模口,做到第一时间冷却;5、可以适当提高生产速度。 个人实际生产经验,仅供参考,欢迎来来电共同探讨,谢谢!

                                                                                                                                                                                                      ——————————————————
                                                                                                                                                                                                                       东莞安拓普聚合物科技有限公司
                                                                                                                                                                                                                                            舒先生:13929260571
                                                                                                                                                                                                                                  邮箱:tts03@atpchem.com
                                                                                                                                                                               网址:www.--atpchem.com  http://jxwsjsy.cn.alibaba.com

 

single conductor - 单根导线,单芯 (0) 投诉

P:2012-06-11 16:13:43

6

胶料烘干,PU材料这点很重要,另PU材质本身可塑化性很重要,可以考虑改换其它品牌材料,也可试试分两次押出,这要取决于护套的厚度

PF - pico-farad微微法[10的-12次方] (0) 投诉

P:2012-06-11 18:17:58

7

谢谢了!

 

SSEW - single-silk enamelled wire单丝漆包线 (0) 投诉

P:2012-06-12 10:17:51

8

5樓解釋很詳細也很全面

spring exerciser - 拉力器 (0) 投诉

P:2012-06-12 14:03:37

9

若果按照5楼的还不能解决的话就只能换材料了。。。。

D - diameter直径 (0) 投诉

P:2012-06-14 11:57:21

10

这是先从生产工艺方面来考虑的,如果再没有改善,个人认为只能从设计工艺方面去改善了:如变更产品结构,更换原料,选择半雾或雾面效果等. 个人实际生产经验,仅供参考,欢迎来来电共同探讨,谢谢!

                                                                                                                                                                                                      ——————————————————
                                                                                                                                                                                                                       东莞安拓普聚合物科技有限公司
                                                                                                                                                                                                                                            舒先生:13929260571
                                                                                                                                                                                                                                  邮箱:tts03@atpchem.com
                                                                                                                                                                               网址:www.--atpchem.com  http://jxwsjsy.cn.alibaba.com

article - 物件,制品;项目,条款 (0) 投诉

P:2012-06-14 15:30:24

11

谢谢了哈,舒总,改天过来玩

 

 

fire-safe cable - 耐火电缆 (0) 投诉

P:2012-06-15 14:33:42

12

哦哦哦

unwinder - 解绕机,退绕机 (0) 投诉

12


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