成·人免费午夜无码视频a,青青青爽视频在线观看入口,青青草国产免费久久久下载,日本又大又长又粗的视频,2021精品国产中文在线观看,五月伊人成人网,婷婷丁香在线观看

Welcome to Hebei Guorun Pharmaceutical Packaging Materials Co,. Ltd

+86 (0) 318 8966666 中文
CONTACT

Marketing Department ：+86 (0) 318 8966666

General Department ：+86 (0) 318 8977777

Finance Department ：+86 (0) 318 8978888

Quality Department ：+86 (0) 318 8969999

Sales Executive ：18632837738

Email：jzylqc@126.com

Address：No.1 of Guorun Road, South area of Zhongguancun entrepreneurship base, Zaoqiang, Hengshui city, Hebei Province, China.

Marketing Department： +86 (0) 318 8966666
colored composite film
發(fā)布時間：2021/01/04 點擊次數(shù)：0
　　Single packed straw combined in row
　　Material characteristics:
　　PP pipe is non-toxic, hygienic, high temperature resistant and recyclable.
　　PP pipe features:
　　◇ no corrosion: PP pipe can withstand the corrosion of high concentration acid and alkali with pH value ranging from 1 to 14 in a wide temperature range.
　　◇ wear resistance and no scaling: the inner wall of PP pipes and fittings is uniform and smooth, with small flow resistance and no scaling.
　　◇ antifreeze cracking: PP material has excellent elasticity, so that the cross section of pipes and pipe fittings can expand with the liquid without bursting.
　　Product parameters:
　　Specification: single packing, the number of pieces can be combined according to customer requirement.
　　Diameter: 2.2mm-3.0mm
　　Length: 86mm-170mm (10ml-20ml)
　　Weight: 0.19g-0.26g

copyright：Hebei Guorun Pharmaceutical Packaging Materials Co,. Ltd　冀ICP備15021745號-1