How to Solve the Peeling Issue at the Gate Point of TPR Injection Molding?

As someone who’s been knee-deep in the plastics and rubber industry for over fifteen years, I’ve tackled my fair share of production headaches. One issue that keeps cropping up, especially with TPR (Thermoplastic Rubber) injection molding, is peeling at the gate point—that frustrating defect where the surface near the gate looks rough, flaky, or even […]

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How to Solve the Shrinkage Problem of TPR Materials?

As someone who has been in the rubber and plastics industry for years, I know firsthand how tricky TPR (Thermoplastic Rubber) materials can be during production. Among the many challenges, shrinkage is one that often gives engineers and manufacturers a real headache. Issues like products not meeting size specifications, repeated mold adjustments, or even customer

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How to Remove Burrs and Flash from Soft TPR Overmolding?

I’ve been in the plastics industry for over a decade, working hands-on with TPR (Thermoplastic Rubber) in applications like tool grips, medical devices, and consumer electronics. One of the trickiest issues I’ve tackled is dealing with burrs and flash—those pesky excess bits of material that cling to TPR overmolded parts, making them look sloppy and

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How to Create a Marble Texture on TPR Plastic Products?

I’ve been immersed in the world of plastics for over 15 years, tinkering with TPR (Thermoplastic Rubber) for products ranging from stylish phone cases to high-end shoe soles. One of the most exciting challenges I’ve tackled is transforming plain TPR into something visually stunning, like a marble texture. That swirling, luxurious pattern reminiscent of natural

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How to Fix Shrinkage in TPR Products After Injection Molding?

I’ve been knee-deep in the plastics industry for nearly two decades, working with TPR (Thermoplastic Rubber) on everything from shoe soles to medical grips. One of the most frustrating issues I’ve seen pop up on injection molding lines is shrinkage—when your perfectly molded TPR part comes out smaller than expected, with sunken surfaces or distorted

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What to Do If TPE and TPR Are Mixed Together?

As someone who’s been in the rubber and plastics industry for years, I know firsthand how frustrating it can be when materials get mixed up. TPE (Thermoplastic Elastomer) and TPR (Thermoplastic Rubber) are particularly tricky because they look similar and share some performance traits, often causing headaches for factories, procurement teams, and technicians. If you’ve

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How to Reduce Costs in TPR Recycling and Secondary Pelletizing?

I’ve been elbow-deep in the plastics industry for over 20 years, and one challenge that keeps manufacturers up at night is the cost of recycling and re-pelletizing TPR (Thermoplastic Rubber). TPR’s versatility makes it a star in products like shoe soles and toys, but turning scrap or used TPR into high-quality pellets without breaking the

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