首页 > 挤塑 挤橡 发泡

[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!

worst-pair near-end crosstalk - 最差线对的近端串音 (0) 投诉

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

2

半成品有水及贓物沒有呀??

WTR - watertree retardant抗水树 (0) 投诉

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

3

没有呀,半成品很好

 

 

simplex paper - 单层纸 (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

plastic extruder - 挤塑机 (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

 

foot-operated hydraulic press tool - 脚踏油压钳 (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

extrusion die - 挤出模具 (0) 投诉

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

7

谢谢了!

 

common antenna television cable(CATV cable) - 共用天线电视电缆 (0) 投诉

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

8

5樓解釋很詳細也很全面

blue - 蓝色(的) (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。。。。

traversing table - 排线器(装在收放线架上) (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

hydraulic lifting arm - 液压升降杆 (0) 投诉

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

11

谢谢了哈,舒总,改天过来玩

 

 

supersonic wave - 超声波 (0) 投诉

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

12

哦哦哦

pierce die - 冲孔模 (0) 投诉

12


你需要登录才能发表,点击登录