99久久九九免费热视频-国产女学生在线激情高潮-av一区二区三区不卡在线看-日本 -永久免费AⅤ无语国产电影_中文字幕无码高清晰_日本三级黄色网址

ChineseEnglish Hotline:0571-86062609
Industry information current location:Home  > News > Industry information
Aluminum foil bubbles Click rate: Release time:2025-02-07 Information sources:Hangzhou Qiyao New Material Co.,Ltd.
Aluminum foil bubbles are products made from high-pressure polyethylene as the main raw material, supplemented with whitening agents, opening agents and other auxiliary materials, and extruded into bubbles at a high temperature of around 230 degrees Celsius. It is a new type of plastic packaging material that is lightweight, transparent, non-toxic, and odorless. It can provide moisture resistance, cushioning, and insulation for products. Also known as bubble pad. By using a foaming machine, a bubble film is formed by high-temperature foaming, and then aluminum foil composite is carried out by a laminating machin
Copyright ? 2017 qiyaomaterial.com All Rights Reserved Copyright·Hangzhou Qiyao New Material Co.,Ltd. Zhejiang ICP No. 17034714-1