Blow Molding

Trouble in Toyland Puts Premium on Lean Manufacturing

For a century, the Hedstrom companies have produced millions of play balls and components for gym and swing sets, riding toys, and other juvenile products. Today, faced with intensifying competitive pressures, the group is hard at work putting the right bounce into its survival strategy for one of the toughest molding sectors.

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How to Size a Machine and Tooling for Industrial Parts

Today’s industrial blow molding machines are highly efficient and predictable and generally can be relied on to produce sophisticated parts from the first shot.

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More Electric Blow Molders for PET Bottles

Our article last month on all-electric blow molding machines overlooked one supplier.

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Automation

All-Electric Blow Molding Still in Its Infancy in U.S.

Already a familiar sight on European store shelves, the eye-catching appeal of "IML" is gaining traction among North American injection molders. The latest tooling and automation designs can handle the higher volumes needed here.

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Extrusion

Where Are You Using Energy?

Few plants are able to accurately divide up their energy consumption by where it occurs, despite the fact that this is relatively easy to do.

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'Classic' Blow Molding Tale: Taking on New Challenges

Classic Containers Inc., a family-owned blow molder in Ontario, Calif., has been supplying bottles and closures to the personal-care market for more than 20 years.

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Recycling

Processing PCR: How It’s Done at a Leading PET Bottle Maker

Many food and beverage companies are either using or thinking about using recycled materials in their packaging.

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Blow Molding

‘Lean’ Molding & Liquid Color: A Good Fit

If you want to take up parasailing, it’s probably best that you have no fear of heights.

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NPE 2009 Wrap-Up: New Machinery for Blow Molding

Several new developments include a brand-new compression blow process, the first foamed PET bottles, and a preform decontamination approach for aseptically filled products sold at ambient temperature. Attendees also saw a new stack-mold Multi-Parting Line concept that doubles bottle output within the same machine footprint. (Additional NPE blow molding news appeared in May and June鈥攕ee Learn More box.)

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Compounding

How to Clean Screws Nondestructively

Maintenance departments often clean screws wrongly, causing serious and expensive damage.

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Process Cooling
Blending & Dosing