Tolerances and Finish The following table gives the tolerances possible through broaching and the recommended design tolerances for minimizing cost when a broaching operation is specified: Summary Holes and Splines Gear Teeth External Surfaces Tolerances [...]
Oil Hardening Tool Steel for Auto Car Trim Mould Making The oil hardening tool steels are probably used in plastics auto car door mould manufacture as extensively as are all of the other mold steels together. This [...]
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Stainless Steels The use of stainless steels for plastics PET preform molds making has grown steadily in the past few years. The primary purpose of using stainless steelfor molds is to avoid corrosion from the [...]
Hobbing Steels Hobbing steels are in a highly specialized class of materials. Many China mold makers prefer to use a practically pure iron for hobbing mold cavities. It is the softest and easiest to work of all [...]
Steel Used in plastic mold making Kinds of Steel Used in Molds In order to obtain a thorough understanding of the large amount of information concerning mold steels, it seems well to begin the study [...]
Production procedure for injection molding companies It has often been said that the backbone of any business concern is its sales department due to the fact that there can be no business without sales. It [...]
injection molding cost sheet The operations to be applied are determined by the estimator only after he has thoroughly inspected the piece. It is quite helpful if he knows the purpose or application of the [...]
how to get an exact injection molding cost sheet injection molding cost sheet There are innumerable different styles of estimate sheets. Some include information regarding the estimated figures only, while others are used to record [...]
difference between metals and plastics When you buy metal for injection mold making, it is either in ingot or semifinished form. In making the injection mold, the metal is either melted and cast, or mechanically [...]