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!

The difference between EVA foam and PE foam

Popularity:4384Publication time:2018-5-24
EVA foam and PE bubble cotton are a kind of foam, but the ingredients of the foam are not the same, the characteristics are different, so what are the two kinds of bubble cotton different? Dongguan EVA lining manufacturers give you a brief introduction of the difference between EVA foam and PE foam.
1.EVA foam is a new type of environmental protection packaging material with EVA as material, which is usually formed by design and processing. EVA foam is a very easy to cut and forming product, and the shock resistance is also good. The density of EVA varies greatly, so it can be applied in different industries according to the size of different densities. As an environmentally friendly packaging material, it has the function of heat insulation and moisture resistance, and has cushioning effect on products.
2.PE foam is a kind of packaging interior material, which is made up of polymer foam material and other materials. PE foam can be of different thickness, or sheets can also be rolled, with different shapes and rich colors. The scope of PE foam application is usually in electronics, electrical appliances, precision instrument machinery, furniture accessories, and other industries. It also has better cushioning and weatherability.
Dongguan EVA lining manufacturers suggest that when choosing foam, they can choose according to their own needs. Of course, choosing suitable materials is important.
Key words:,,

Copyright © 2018 Dongguan jieteng Electronics Co., Ltd.

Top