老司机深夜免费福利-老司机深夜影院入口aaaa-老司机午夜精品99久久免费-老司机午夜精品视频-老司机午夜精品视频播放-老司机午夜精品视频你懂的

×

Fiber

PPS fiber

PPS fiber is made through melt spinning polyphenylene sulfide resin. It has excellent heat resistance, chemical resistance, and flame retardancy and is therefore widely applied in environmental protection, chemical filtration, and other fields.

Other Products

>