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  1. improd07

    Problem in Shenzhen

    Folks, Our first injection molded product in China on a deadline and the molder having problem with part being too brittle. The material is PETG and he added a "concentrate" which seemed to solve the brittle problem but then when colorant was added the parts are brittle again. Part is long and...
  2. improd07

    Help designing small snap-fit

    Thank you for the insights both Mike and Pud. Mike, do you consult outside the forum?
  3. improd07

    Help designing small snap-fit

    We have a consumer product which needs a removable tip and we would like advice on the feasibility of a plastic snap-fit. The item is small and would require a "tubular" exterior shape (like the barrel of a pen). The outside diameter of the tubular snap-fit would only be .25 inch (by approx 1"...

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