22mm 22-400 Black Metal Screw Cap, Teflon Liner

The 22mm 22-400 Black Metal Screw Cap with Teflon® liner delivers a secure, chemical-resistant seal for demanding packaging applications. Designed for containers with a 22-400 neck finish, this durable metal closure provides excellent protection against leaks, contamination, and product interaction. The Teflon liner offers superior resistance to aggressive chemicals, solvents, oils, and acids, making it an ideal choice for laboratory, pharmaceutical, industrial, and specialty chemical applications.

Its sleek black metal finish adds a professional appearance while ensuring consistent performance in both storage and transport. Whether used for corrosive substances, sensitive formulations, or high-purity products, this screw cap maintains product integrity and extends shelf life by creating a dependable, tight seal.