Shrink Wrapping Machine Suppliers & Manufacturers
Find verified shrink wrapping machine manufacturers and suppliers on Towobo. Compare POF and PE shrink film wrapping machines, L-sealer and shrink tunnel systems, automatic tray shrink wrappers, bundle packing and multi-pack wrapping machines, and semi-automatic and fully automatic systems from manufacturers in China.
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Browse Shrink Wrapping Machine Suppliers →Shrink wrapping machine types and film compatibility
Shrink wrapping machines wrap products in heat-shrink plastic film and then apply heat (via a shrink tunnel) to shrink the film tightly around the product — providing a protective and tamper-evident wrap for individual products, multi-packs, and bundled goods. Shrink wrapping is used for: individual product over-wrap (cosmetics, food trays, CDs, software); multi-pack bundling (6-pack or 24-pack beverages, bundled bottles or cans); tray and pad wrapping (food trays in retail, fresh produce); and retail shelf-ready packaging (SRP or RSP). The two main shrink film types used in shrink wrapping machines are: POF (polyolefin) shrink film — biaxially oriented polyethylene or polypropylene — the standard for food, cosmetics, and retail product over-wrap; provides a high-clarity, glossy finish, good puncture resistance, and is FDA-compliant for direct food contact. POF is the film used in the majority of retail shrink-wrap applications. PE (polyethylene) shrink film — used for heavy-duty industrial bundling applications (beverage multi-packs, water bottle trays, industrial bundle packs) where a full body-wrap at lower cost is required; less clarity than POF but excellent tear resistance at high film weights. Machine types: L-sealer + shrink tunnel — the standard combination for retail product over-wrap and food tray wrapping; the L-sealer forms the film around the product and seals it, then the product passes through the shrink tunnel to activate the film shrinkage. Automatic flow-wrap machines (side-seal or fin-seal) for high-speed product wrapping. Sleeve wrappers — a rotary or continuous machine that applies a loose sleeve of film around a multi-pack or bundle, then passes through a tunnel — the standard for beverage multi-pack bundling. Tray + pad sealers — for food retail tray presentations with MAP (modified atmosphere packaging).
Shrink tunnel types, automation levels, and ordering guidance
A shrink tunnel is a heated chamber through which the wrapped product travels on a conveyor belt — hot air (or steam for sleeve labelling applications) causes the film to shrink tightly around the product. Tunnel temperature range and conveyor speed must be calibrated for the specific film type and thickness — POF film shrinks at lower temperatures than PE film; thinner film requires less heat dwell time. Key tunnel parameters: tunnel aperture (width × height of the opening — must accommodate the maximum product size); temperature range (typically 120–220°C for hot air tunnels); conveyor speed (adjustable to control shrink time); heat distribution (top, bottom, and side nozzles for uniform all-around shrinkage). Semi-automatic systems (operator-placed product, L-sealer + tunnel) are suitable for small-scale operations at 200–600 packs per hour. Fully automatic systems with automatic product infeed and stacking are used for medium to high-speed operations at 1,000–10,000+ packs per hour. When sourcing from Chinese manufacturers, specify: film type (POF or PE), product dimensions and weight, maximum pack size, required production speed, automation level, power supply specification, CE certification for EU market, and integration with upstream conveyors or packaging lines. Chinese shrink wrapping machine manufacturers offer very competitive pricing — a standard semi-automatic L-sealer + tunnel for POF film is typically $3,000–8,000; a fully automatic system is $15,000–60,000 depending on speed and automation.
Frequently asked questions
What is the difference between POF and PE shrink film?
POF (polyolefin — typically polypropylene or polyethylene-based biaxially oriented film) is the premium film for retail product over-wrap applications — it provides excellent clarity, high gloss, and a tight, neat package appearance. POF is FDA-compliant for direct food contact, has a wide temperature tolerance, and produces less odour when shrinking than PVC film (which is being replaced by POF in most applications). PE (polyethylene) shrink film is a heavier, tougher film used for industrial bundling — multi-pack beverages, water trays, and heavy product bundle-packing. PE provides less clarity than POF but greater tear resistance and is more cost-effective at the thick gauges used for heavy-duty bundling. For retail food, cosmetic, and consumer product over-wrap, POF is the standard. For beverage multi-pack and industrial bundle-pack, PE is standard.
Can shrink wrapping be used for food packaging?
Yes — POF shrink wrap is food-grade and FDA/EU food contact compliant for direct food contact applications including fresh meat trays, bakery product over-wrap, cheese, and fresh produce. The film must be specified as food-contact grade (not all industrial POF grades are food contact compliant — confirm with the film supplier). Modified atmosphere packaging (MAP) — where the air inside the pack is replaced with a gas mixture (typically N₂/CO₂) to extend shelf life — uses a tray and film that is specifically designed for MAP sealing, not standard shrink film. For fresh food retail packs with MAP, a tray sealer (not a shrink wrapper) is the appropriate machine.
What production speed do I need for a beverage multi-pack line?
Beverage multi-pack line speed should be matched to the filling line speed and the number of primary containers per multi-pack. If your filling line runs at 5,000 bottles per hour and you are producing 6-packs, you need the multi-pack wrapper to produce 5,000 / 6 = approximately 833 multi-packs per hour. Allowing for 80% efficiency, a wrapper rated at approximately 1,000–1,200 packs per hour is appropriate. For large-scale beverage operations at 20,000–50,000 bottles per hour, sleeve wrappers with automatic can or bottle grouping systems operate at 4,000–8,000+ packs per hour. Confirm the required packs per hour before purchasing — undersizing the wrapper creates a bottleneck at the end of the filling line.
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