青草影院内射中出高潮 I 熟女俱乐部五十路六十路 I 神马久久亚洲 I 欧美久久a I www.四虎在线观看 I 精品av综合导航 I 黄色片国产片 I 久久精品天天 I www色 I 青草草在线视频免费观看 I 18禁床震无遮掩视频 I 欧美3p两根一起进高清视频 I 亚洲国产中文在线观看 I 黄色大片网站免费 I 国产xxxxx I 国产精品国产三级国产专区51区 I 英语老师丝袜娇喘好爽视频 I 天天综合天天干 I 99精品国产免费久久 I 欧美猛操 I 天天干夜夜躁 I 免费视频爱爱太爽了 I 中文字幕一区二区三区免费 I 婷婷国产一区二区三区 I 日本中文字幕色 I 激情av一区二区 I 亚洲性无码一区二区三区 I 双乳奶水饱满少妇呻吟免费看 I 成人自慰女黄网站免费大全 I www.色com I av色偷偷 I 狠狠丁香视频 I 神马久久久久 I 女教师日记 电影 I 午夜激情理论片

Welcome to Dongguan jieteng Electronics Co., Ltd. official website!

What kinds of EVA lining can be classified?

Popularity:6430Publication time:2019-6-19

It is made of EVA raw materials, colour masterbatch, foaming agent etc. by high temperature foaming. From the foaming point of view, there are environmental protection coarse porous EVA, ordinary EVA, food grade tasteless environmental protection EVA, fire prevention EVA and anti-static EVA. EVA sheet can be processed into EVA bracket, EVA tray and EVA lining. In terms of hardness, there are EVA linings with common hardness of 38 degrees, slightly hardness of 50 degrees and hardness of 70 degrees. In terms of performance, there are ordinary environmentally friendly EVA lining, fire-proof EVA lining and anti-static EVA lining. In terms of color, there are black EVA lining, white EVA lining and color EVA lining. In addition, some are called EVA inner box, EVA tray and so on.

 

 

EVA lining, EVA tray from the use of knife die stamping to modern computer cutting, with knife die stamping, some stamping process, some manual pasting.

Key words:,,

Copyright © 2018 Dongguan jieteng Electronics Co., Ltd.

Top