Injection Molding

Kortec, Silgan Reach Container Deal

Kortec Inc., Ipswich, Mass. and Silgan Plastics have signed an agreement giving the Chesterfield, Mo., molder exclusive rights to supply Kortec鈥檚 multilayer, thin-wall containers for specific markets throughout North America.

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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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Do's and Don'ts for Overmolding Liquid Silicone onto Thermoplastics

Hard/soft overmolding has become a fundamental technique for injection molders in recent years, and a growing number of molders are extending that technology thermoset/thermoplastic combinations.

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Balanced Filling Is Critical for Holding Molding Tolerances

Processors face a multitude of challenges whenever they approach an injection molding machine.

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Molder’s Message to Foreign Competitors: ‘Bring It On!’

An inspired combination of automation, ISO certification, use of certified resins, and strict adherence to a rigorous set of time-honed manufacturing standards are among the chief factors giving the Rodon Group, a 54-year-old custom molding operation in Hatfield, Pa., the confidence to boast that it can beat the pants off of Chinese part pricing, and Mexican pricing, too.And it’s not an idle boast.

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Good Reasons to Make a Short Shot, and How to Do It Right

Making a proper short shot is an important aspect of practicing “scientific molding.” Upon startup of almost any mold, the first step is to make a short shot.

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Injection Molding Know-How: The ABCs of Delta P: Setting the First-Stage Pressure Limit

Here’s another trick of the trade that will make your life easier.

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Multi-Shot Tooling Approaches Eliminate Part Welding

Three new multi-shot tooling concepts that involve stationary cavities and indexing cores use injection overmolding to eliminate post-mold welding operations and improve part quality and productivity while reducing scrap.

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'Do-It-All' Approach Keys One Processor's Growth

What shape will the successful North American plastics processing operation take as we move through the next decade?

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Why Aluminum Tooling Makes Sense for High-Volume Automotive Parts

There’s increasing interest in the benefits of aluminum tooling for higher volume injection molded applications, especially in automotive.

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Plastics Size Reduction