best practices
Mold-Heating/Cooling Technology Keeps Cosmetic Parts Looking ‘Hot’
New rapid mold-temperature control technology allows molder to eliminate cosmetic defects like knit lines or sink marks in parts that require a glossy finish or feature texturing.
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Teel Plastics: Where Science, Tech, Quality and Innovation Meet
This family-owned custom profile and tubing business controls its own destiny by controlling, well, everything.
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EXTRUSION: Processing Rigid PVC? Know Your Rheology
Before choosing and sizing extruders for running rigid vinyl, it is wise to bone up on the viscosity behavior of the material.
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MATERIALS: Performance in Polyethylene: Density Matters: Part II
Remembering the case of the failed gas tanks.
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Solving Common Problems in Underwater Pelletizing
Pellet quality and consistency are critical to any compounding operation. But in underwater pelletizing, a variety of issues can stand in the way. Here’s how to fix them.
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Resin Conveying: No More ‘Spaghetti Bowl’
You now have technology choices to avoid the maze of conveying tubes that form a ‘spaghetti bowl’ or ‘rat’s nest’ in a central materials-handling system. Here’s how they stack up.
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Winzeler Gear Thrives With a Little Help from Its Friends
Strategic partnerships give a small molder the technical clout of a much bigger firm.
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Thermoformer’s Name Change Reflects Refocused Strategy
New identity highlights processor’s focus on technology, product quality, and food safety.
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TOOLING: Balancing the Heat Budget In Injection Molds
Basic formulas for how much heat you must pull out of the mold to achieve a set cycle time
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EXTRUSION: When Internal Screw Cooling Makes Sense
Internal screw cooling could help you solve solids-feeding and burning problems.
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