Guide to Drum ClosureApril 2, 2022Guide to Drum Closure Drum Closure: 드럼 클로저 사용할 모두 금속 폐쇄 플라스틱 마개. 아연 도금 드럼 클로저 아연 도금 드럼 마감은 아연 도금 CR3 또는 CR6 안티 ru...view
Polypropylene - 翻译中...June 25, 2023Today's English article mainly introduces polypropylene, polyethylene (PE) is a thermoplastic resin produced by polymerization of ethylene. Polyethylene odorless, non-toxic, feel like wax, has exc...view