Airtight Leakproof Screw Lug Caps with Custom Pantone Colors for Food Glass Jars
Airtight Leakproof Lug Caps
,Custom Pantone Colors Lug Caps
,Food Glass Jars Lug Caps
| Place of Origin: | China | Brand Name: | CY Glass |
| Minimum Order Quantity: | 10000 | Payment Terms: | T/T |
| Supply Ability: | 375ml and below: 200,000 Pcs/ Day / Production Line; 500ml, 750ml: 150,000 Pcs/ Day / Production Line; 1000ml and above: 100,000 Pcs/ Day / Production Line. |
Our premium metal screw and twist-off lug caps are engineered specifically for high-volume commercial glass jars, providing an exceptional airtight and leakproof seal.
Available in both durable tinplate and lightweight aluminum options. These closures feature advanced internal liners (including PVC, PP, and silicone gaskets) that withstand standard hot-filling, pasteurization, and sterilization processes.
Designed with custom color coatings and anti-corrosion finishes, they deliver both functional reliability and shelf-appeal for global packaging distributors and brands.
| Specification | Details |
|---|---|
| Finish | Screw Top |
| Neck Finish | GPI 400, 410, Twist-off Lug standard finish |
| Diameter |
30mm,38mm, 43mm,48mm, 53mm, 58mm, 63mm, 66mm,70mm,77mm,82mm,100mm,110mm |
| Material | Tinplate: Exceptional rigidity and mechanical strength; coated with multi-layer food-grade lacquer for superior rust resistance and anti-corrosion properties during hot-filling. Aluminum: Extremely lightweight, 100% recyclable, and naturally corrosion-resistant, ideal for humid storage environments. |
| Liner |
PVC/PP/or Silicone Gasket/Liner (High heat resistant) Phthalate-Free, BPA-free, and non-toxic food-grade compliance, strictly meeting FDA and EU food contact safety standards |
| Airtight Sealing | Provides superior elasticity to perfectly compensate for minor glass tolerance deviations, ensuring a 100% leakproof vacuum seal |
| Features | Airtight Seal, Leakproof, Safety Button (Optional vacuum indicator) |
| Surface Finish | Glossy/Matte/Food-grade lacquer coating |
| Color | Support Custom Pantone Colors |
| Logo/Print | Silk screen printing, Lithography offset printing, Embossed/Debossed |
| Application | Food & Beverage, Condiments, Preserves, Cosmetics, Nutraceuticals |
| Packing | Export-safe master cartons with PE inner liners, stacked on ISPM-15 compliant plastic/wooden pallets |
- Commercial Food Processing & Preserves: Ideal for large-scale food manufacturers packing honey, jams, pickles, sauces, and condiments requiring high-temperature pasteurization and vacuum sealing.
- Premium Beverage & Dairy Bottling: Perfect for commercial lines distributing cold-brew coffees, organic juices, and jarred dairy products, ensuring extended shelf life and zero leakage during transit.
- Wholesale & Distribution Supply: A reliable packaging component for global packaging distributors and container wholesalers looking to provide complete, high-quality jar-and-lid combinations to local end-users.
- Nutraceutical & Herbal Packaging: Tailored for B2B brands sealing wellness powders, dried herbs, and high-end health supplements where premium airtight protection is non-negotiable.
Chemical & Acidity Compatibility: If your products are highly acidic (e.g., vinegar-based pickles, pure citrus juices) or contain high salinity, please notify our team in advance. We will upgrade the internal food-grade protective lacquer to prevent long-term corrosion.
Sterilization Method Verification: Please specify your processing method (e.g., hot-filling, pasteurization, or high-pressure retort sterilization). This allows us to select the precise gasket material (PVC, PP, or high-temp silicone) to withstand your thermal processing temperatures without degrading.
Capping Machine Torque Calibration: Before running high-speed production, ensure your automated capping machinery is calibrated to the correct torque limits for tinplate or aluminum. Excessive torque can strip the threads or distort the cap shell, compromising the seal.
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