| [pdf] CONSULTEK CONSULTING FOR PLASTICS INDUSTRY... the cavities and thereby reducing part-to-part variations. 2 Background Gripper mold is a two-cavity mold with interchangeable inserts to make four different configuration parts....
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this by designing a new runner system and sizing the gates correctly. This called for a two-cavity mold instead of the existing single-cavity setup. My guest was in favor of this...
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| [pdf] http://www.injectionmoldingon...
there will be a change in the dimension and/or finish of the part. Now consider a two cavity mold with identical parts being molded in each cavity. If the two cavities do...
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| GAIN Technologies - Examples using the bottom or pan as a spillover. Goldstar, for example, used GAIN equipment and a two cavity mold for a 13" CRT bezel. It runs in a 600 ton press at a very fast 45 second...
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| Uniloy Milacron - Tech Area - UMA 60.PT rate with a very limited extra investment - and no compromise on the product quality -two cavities can be vertically aligned in the mold. This idea has made the great success...
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| Gate Location: IDES - The Plastics Web® |
| I told him the swirls are usually associated with glass-filled nylon 6/6 that is not impact modified. Nylon 6 and 6/66 do not exhibit these surface swirls, and neither do glass-filled nylons with a rubber impact modifier—just straight 33% glass-filled nylon 6/6. I did my usual review of the part, starting with the runners and gates. |
| Living Hinges Molded Out of Polystyrene:... |
| The part I picked this month is unusual enough that I thought it would be worth sharing. It’s a box with two living hinges, being fed through a three-plate runner. The material is a rubber-modified polystyrene—probably one of the K-resin products from Chevron Phillips. |
| Roller Skate Design (Part 2): IDES - The... |
| A memorable mistake reveals there is more than one way to correct a processing defect. In the previous By Design article , we reviewed stress cracking around the molded-in steel insert in a roller skate undercarriage. Once this obvious defect was eliminated, our attention was drawn to two equally troublesome, but subtler, problems. |
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