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Methods and approaches for the design of ductile iron castings

&Nbsp& Nbsp; Handmade shape design (core), handmade shape design methods include: sandbox shape design, split box shape design, stacked box shape design, unboxing shape design, pit shape design, scraper shape design, and core assembly design. There are more than 20 types of handmade shape design lights. The processing technology of weapons and equipment is simple, diverse in form, and has strong a

A method to solve sand sticking in gray iron castings

&Nbsp& Nbsp; Gray iron castings sometimes experience local sand sticking after casting, which is because during casting, the local coating in the mold cavity falls off or cracks, and liquid metal infiltrates between the sand particles, forming varying degrees of sand sticking defects& Nbsp& Nbsp; The main causes of sand sticking defects are:; Uneven coating application, excessive air permeability

Surface polishing treatment of cast iron parts

&Nbsp& Nbsp; After production, cast iron parts generally need to undergo polishing treatment. Do you know how to do a good job in polishing cast iron parts? Below, technical personnel from casting manufacturers will briefly introduce to you, hoping to be helpful& Nbsp& Nbsp; Chemical polishing of cast iron parts: Chemical polishing is the process of allowing the surface of a material to preferenti