there are various types of holes on a plastic part
normally there are various types of holes on a plastic part, for example through holes, blind holes, screwed holes, and irregular shaped holes. […]
how to design a draft
how to design a draft, the common rules are the following: […]
a correct draft help molding
when a mold is opened, usually we always want the product to be retained on the side of the moving mold, draft of inner surface is always smaller than that of the outer surface, […]
design a right draft for your plastic part
as for draft, actually different parts have different requirement, a tall or larger plastic part design has a smaller draft, for a special need or higher precision requirement, […]
why some plastic parts are scratched?
during ejection, why some plastic parts are scratched? In order to answer this question, I need to introduce Draft to you. […]
design a support surface for a plastic part
today you ask me some thing about support surface, ok! Let me tell you some, when we need to design a support surface for a plastic part, […]
how to arrange these ribs
thank you for your suggestions, now I want to tell you how to arrange these ribs: […]
how to add ribs to a plastic part design
but how to add ribs to a plastic part design, maybe there are something need to be considered: […]
please don’t forget ribs
hey! Every one, please don’t forget ribs, sometimes, in order to enhance the plastic part strength and stiffness, and it is impossible to increase the wall thickness of the part, what to do? Yes! ribs could help and also ribs could improve material flow conditions during molding.
the thickness of plastic part can help mold designer
sometimes, the thickness can help us to probably locate the welding mark, for example, in order to avoid leaving welding marks in the top areas. We should increase the thickness of the top areas to a reasonable value.