Screw Caps for Wide-Neck Bottle

Wide-Neck Glass Jar Screw Caps – PP, Bakelite & Aluminum

Our screw caps for wide-neck glass jars provide a reliable and durable seal, ensuring product safety across cosmetic, laboratory, and industrial applications. Made from high-quality materials, they are ideal for storing creams, samples, powders, or liquids.

Available Materials

• PP (Polypropylene): lightweight, affordable, and chemically resistant. Perfect for general-purpose applications requiring durability and easy handling.
• Bakelite (smooth finish): classic black design offering excellent heat and chemical resistance. The smooth surface gives it a professional, traditional look, ideal for laboratory and cosmetic use.
• Aluminum (ribbed finish): available in black, silver, and gold. The ribbed texture improves grip and adds a modern, elegant appearance while ensuring high mechanical resistance.

Compatibility

Each model is available in standard thread sizes: R3/33, R3/38, R3/48, R3/58, R3/63, and R3/68, ensuring full compatibility with our wide-neck glass jars.

Main Features

• Airtight seal: prevents leaks and protects contents from humidity and contaminants.
• Easy handling: ergonomic design for comfortable opening and closing.
• Finish options: smooth surface (Bakelite) or ribbed texture (Aluminum) in stylish colors.
• PE-LD liners compatible: optional liners for extra protection and improved sealing.

Choose between light PP caps, classic smooth Bakelite caps, or modern ribbed aluminum caps to complete your wide-neck glass jars with a professional and secure closure.