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  1. gallen29

    what is "ZZ-R" specification ?

    Hello everyone! I had a customer request that I produce a door gasket out of a 55 shore A material the met "ZZ-R-765 B" specification. I have googled it quite a few times and spent hours looking. Does anyone know what this "ZZ-R" means? Any help would be greatly appreciated. Best Gary
  2. gallen29

    Large part mfg problem

    Thanks for the replies (and fast too). Thermo forming and/or Rotomolding will not work. The geometry does not lend itself to these process's. I have tried a couple of automotive suppliers that would be capable, unfortunetly, they have all been unwilling to help. I may need upwards of 10k parts...
  3. gallen29

    How to: Plastic lens mold

    Ive been making models and prototypes for more than 20yrs. Ive probably done close to 200 different len's both for customers(in Lighting and Automotive) and with friends in custom fab shops. If you already have a lens cover you want to modify, take it and modify it. When its ready, you can...
  4. gallen29

    Large part mfg problem

    Hi All ! I have a part that I am looking to produce a few thousand of. Sounds simple enough right ? Well, the part is almost 41 inches in diameter and has a volume of 465 cu in (almost 20 lbs). The has a little complexity and is a straight pull. I tried getting injection mold quotes, but was...

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