What Are the Hardness Classifications of TPR Materials?

As someone who’s been in the materials industry for years, I often get questions about the hardness of TPR (Thermoplastic Rubber). TPR, with its flexibility, abrasion resistance, and eco-friendly properties, is a go-to material for shoe soles, toys, seals, and more. Yet, hardness—one of its core properties—can be a puzzle for newcomers or procurement folks.

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How to Separate TPR Materials That Are Stuck Together?

In my years working with TPR (Thermoplastic Rubber) in manufacturing plants and product development labs, I’ve encountered all sorts of challenges, but one that always seems to catch people off guard is when TPR products or components stick together. Whether it’s shoe soles fused in storage, toy parts clinging after molding, or grips melded during

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How to Distinguish Between TPR Soles and Rubber Soles?

Walking through the shoe aisle or browsing online, you’ve probably noticed terms like TPR (Thermoplastic Rubber) and rubber thrown around when describing shoe soles. As someone who’s spent years in the footwear materials industry, I know how confusing it can be to figure out what sets these two apart—especially when you’re trying to choose the

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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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