Induction sealing

On-line tech support manuals can be a convenient resource.
Feature Article
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Experimenting with Web-based tech support

Frustrated with flipping through a manual to solve a tech support problem?
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A custom-built seal tester squeezes bottles through a succession of vertical rollers to expose leakers or poor seals
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Shaped 'can' rewrites packaging line rules

Several unorthodoxies on the filling line make it possible for this soft, squeezable, straight-walled polypropylene container to resist paneling after hot-filling. Also new is a first-of-its-kind on-line shrink label application in a bottling plant.
Materials Product Brief
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Tri-Seal, a Tekni-Plex Co.: Separating liner

The Tri-Gard® Separating cap liner from Tri-Seal (Blauvelt, NY) lets packagers accomplish two goals at once. The multi-layered liner, already inside the cap when supplied to the packaging line, is induction sealed to a plastic bottle to provide a secure seal and tamper evidence.
While these former PP bottles (above) earned recognition from NACD last year, they didn1t provide the clarity that the new PET v
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Bottle drinks from the stream of technology

American Beverage Marketers warm-fills its Finest Call cocktail mixes into new PET bottles, then injects liquid nitrogen. The LN2 prevents bottle paneling and helps to extend shelf life. The PET bottle replaces PP, providing greater clarity and appeal for the product's introduction to the retail market.
New containers are helping Nestlé?s powdered milk mixes stand out internationally. In the U.K., a new hot chocolate drink mi
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Nestlé puts new faces on mix containers

A multi-material oval can in the U.K., a twin-pack of pouches in Switzerland, and a high-density polyethylene oval in the U.S. each deliver kid-oriented retail punch for Nestlé's powdered milk mixes.
Feature Article
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PE/EVOH/PE bottles make shelf-stable splash for Hawaiian Punch

Until recently, bottlers of shelf-stable juice drinks had only two plastic packaging options: bottles of polyethylene terephthalate (PET) and polypropylene/ethylene vinyl alcohol/polypropylene (PP/EVOH/PP) containers.
A custom-engineered flat sealing head induction-seals recessed closures in jug-in-box containers
Machine Case Study
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An unconventional seal

A custom-engineered induction sealer allows Jensen Foods to apply tamper-evident inner seals to 41/2-gal jug-in-box foodservice packs.
At its new Wautoma, WI, plant, Atrium?s automatic line relies heavily on a new dual tablet/capsule counter/filler (above) and in
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Atrium earns an 'A' for bottle sealing

Induction sealing was so effective at three other plants that food supplement maker Atrium added a fourth machine at its new plant in Wautoma, WI. A fifth machine is expected shortly.
A custom bottle count verifier uses a burst of air to blow bottles down a Y-shaped chute equipped with multiple light curtains
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High-assurance capping, sealing & bottle counting

In addition to flexible changeover, Glaxo Wellcome's clinical trial packaging line makes a high priority of quality-assured packaging. Its capper, sealer and bottle packer/counter are designed to maximize accuracy while minimizing errors.
As labels unwind from the roll, they pass through a perforation wheel, followed by a series of tensioning rollers that compensat
Feature Article
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Gatorade shrink label satisfies the need for speed

Roll-fed labeler combines adhesive and shrink application to provide the look of a shrink label, the tamper-evidence of a neck band, and the speed of a wraparound.

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