The type of material being molded determines the depth of a part vent. Glass-filled nylon vents are set up with a depth of .001 inch for easier-flow varieties of nylon and...
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| Q & A Network - Toolingdocs.com - From Regrind IMM 06/01 We are planning to use a percentage of reground 30 percent glass-filled nylon 6 for a molded automotive application. There is a potential that the regrind...
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| [pdf] http://www.mdayinc.com/guides...
are not necessarily optimum for a specific application. Tooling Specifications Land of vent Gating Gate thickness should be ¾ of the wall thickness being gated into Below shows...
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| [pdf] 3670_Vectra_Brosch_engl. terephthalate PPO = modified polyphenylene oxide PPS-G = polyphenylene sulfide (glass filled) PSU = polysulfone PC = polycarbonate Vectra ® liquid crystal polymer (LCP) 12 2....
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| [pdf] http://www.cpchem.com/enu/doc...
310°C) usually proves successful. Reverse taper nozzles like those used for processing nylon compounds work well for Ryton PPS. In these nozzles the flow path narrows down to a...
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| [pdf] Complete Auxiliary Integration.qxd of conveying with dry air. Processors of hygroscopic resins like ABS, PET, PBT, nylon, and most engineering resins must dry the mate- rial before processing. Some will...
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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. |
| How to Get The Gate Design Right: IDES -... |
| Gate design is responsible for producing a cosmetically acceptable part. However, once in a while we see that the runners or the sprue diameters create other issues, too. |
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