2012年10月17日 星期三

Silicone mold’s applications FAQ:



Daily life, we often use silica gel products, such as silicone earplugs, silicone bra, silicone ice mold, grill mold and chocolate / cake mold. silicone tray mold has brought great convenience to our lives, but also some problems.
1. Silicone mold is why there will be fewer molds from?
Add too much in the process of making molds, silicone oil, the destruction of the molecular weight of the silicone mold molds from the number of small and not durable. If you do more complex pattern of small items of products, with hardness silicone mold, there will be fewer phenomenon molds from silicone excellent time very brittle, easily broken. On the contrary, if you do build products with small hardness silicone to do the mold, and that the results will also unsatisfactory. Too soft silicone, its tensile and tear strength will be reduced, made ​​out of the mold will be deformed, will reduce the number of molds from. The tooling gel are good quality, the silicone is not good or bad, only suitable or unsuitable. Suitable product hardness size silicone to make the mold will not appear on this situation.
Why silicone mold appears burn mode?
Because the unsaturated resin and the resin products after the peroxide curing agent is added, in case of resin reaction will produce a lot of heat, the general resin curing time is 3 minutes, so as soon as possible after 3 minutes to stripping, to be able to prevent the silicone mold is not produce the phenomenon of burning mode.
silicone tray mold is filling mold and slice mold making method:
The slice die or chip mode operation method: smoked vacuum silicone construction brushing or perfusion method. If you do a piece mold or slice mold by brushing way before brushing the products you want to copy or model brushing on a layer of release agent or release agent first, and then the silicone brushing the product above (Note : be sure to brushing uniform), wait 30 minutes, the surface paste a layer of gauze or a glass fabric to increase the strength, and then coated with a second layer of silica gel, such as silica gel was dried, do the outer mold, the outer mold can be used plaster or resin material.

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