Automatic Vacuum Capping Machine | High-Speed Vacuum Capping for Metal Cover & Tinplate
Overview – Fully Automatic Vacuum Capping System
Our Automatic Vacuum Capping Machine is a high-performance vacuum capping solution designed for continuous, high-speed application of metal cover (tinplate lids) onto glass jars. Featuring a patented magnetic inclined-disc cap sorting and feeding system, this machine ensures gentle, scratch‑free handling of tinplate lids while creating a precise vacuum environment inside each container. Ideal for sauces, pickles, baby food, jams, and any product that requires oxygen‑free sealing.
Key Features
Fully Automatic Vacuum Capping – The machine draws a controlled vacuum inside the chamber or at the capping head, then applies the metal cover with precise torque. Removes headspace oxygen, extending product shelf life by 3‑5x.
Gentle & Reliable Tinplate Handling – Specially designed for metal cover (lug caps, PT, CT). Magnetic transport preserves the lid’s coating and printed decoration.
High-Speed Production – Up to 35 bottles per minute. Integrates seamlessly with filling lines and conveyor systems.
PLC & Servo Control – Advanced PLC with large HMI touchscreen. Set vacuum level, capping torque, speed, and batch parameters. Store up to 100 product recipes.
Stainless Steel Construction – All product contact and major frames are SS304, meeting food‑safety.
Technical Specifications
Parameter | Specification |
|---|---|
Power Supply | Single-phase AC 220V, 50Hz |
Compressed Air | < 0.03 m³/min, 0.7MPa |
Vacuum Pump (External) | Pumping Speed: 20 m³/h Ultimate Vacuum: -96 kPa |
Total Power Consumption | < 1500W |
Cap Compatibility | Standard tinplate twist-off lid (PT cap) Outer Diameter: 33.5 ~ 85 mm Height/Thickness: 8.6 ~ 16 mm |
Bottle Compatibility | Body Diameter: 40 ~ 100 mm (round bottles; some irregular shapes acceptable) Height: 60 ~ 250 mm |
Vacuum Level | Adjustable, 0 to -90 kPa |
Production Capacity | Up to 2000 bottles/hour |
Infeed Height | 810 - 890 mm |
Machine Dimensions (L×W×H) | 1700 × 884 × 1650 mm |
Applications – Perfect for Oxygen‑Sensitive Products
This automatic vacuum capping machine is essential for:
Pickles, olives, gherkins – maintains crunch and color.
Jams, marmalades, honey – prevents mold and sugar crystallization.
Sauces & condiments (pasta sauce, ketchup, mustard) – extends ambient shelf life.
Baby food jars – ensures safety and nutrition.
Juices, coconut water, nectar – preserves flavor without preservatives.
Pharmaceutical syrups – prevents oxidation of active ingredients.
Why Choose This Automatic Vacuum Capper?
✅ True vacuum capping with metal covers – Removes oxygen to prevent spoilage, preserves natural color and flavor.
✅ Magnetic inclined-disc cap technology – No scratching, no jams. Ideal for decorated tinplate lids.
✅ High efficiency & low waste – Automatic rejection of faulty seals, minimal downtime.
✅ Easy changeover – Change cap size and jar height in under 15 minutes (tool‑less or simple handwheel).
✅ Hygienic design – Easy to clean, all stainless steel, suitable for wet environments.
✅ Data tracking – HMI logs production counts, rejection rate, and vacuum trends.
How the Automatic Vacuum Capping Process Works
Cap Sorting (Magnetic Inclined-Disc) – Bulk tinplate lids are poured into the hopper. The magnetic inclined-disc cap elevator lifts lids by magnetic attraction, orients them correctly, and feeds them down a chute to the capping head.
Jar Conveying & Indexing – Jars enter the starwheel or inline indexing system. Sensors detect jar presence and position.
Vacuum & Capping – The capping head lowers over the jar. A vacuum is drawn (either in a small chamber or via a vacuum nozzle), then the capping spindle rotates to apply the metal cover with programmed torque.
Vacuum Release & Rejection – Vacuum is released. The jar exits. An inline vacuum tester checks headspace vacuum; if below setpoint, the jar is automatically rejected.
Continuous Cycle – The machine runs continuously, handling up to 80 jars per minute.
Optional Upgrades
Dual-head configuration – Doubles output for high‑speed lines.
Inline vacuum tester with data logging – verifies every jar.
Cap sterilizer (UV or hydrogen peroxide) – for aseptic filling.
Oxygen analyzer – real‑time O₂ measurement inside headspace.
CIP (Clean‑in‑Place) capability – for quick sanitation without disassembly.
Integration with filling machine – synchronized control via Ethernet/IP.
Magnetic Inclined‑Disc Cap Sorter – The Superior Choice for Tinplate Lids
Traditional cap sorters use air jets or friction belts, which can scratch, dent, or misalign metal cover lids. Our magnetic inclined-disc cap system uses permanent magnets to gently pick up and orient tinplate lids. Benefits:
Feature | Advantage |
|---|---|
No scratching | Magnets never touch the top printed surface. |
No compressed air | Quieter operation, lower energy consumption. |
Reliable feeding | Works with lightweight, oily, or irregularly shaped tinplate lids. |
Low maintenance | No air nozzles to clog, no rubber belts to replace. |
Technical Support & Customization
We offer OEM/ODM services, full installation guidance, and remote video support. Our engineers can help you integrate this automatic vacuum capper with your existing filler, labeler, and conveyor system.
Contact Us
Upgrade your packaging line with our automatic vacuum capping machine. Whether you need to seal tinplate lids on pickles or apply a metal cover onto baby food jars, we have a proven solution. Request a quote, demo video, or sample test with your own jars and caps.
