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Fanshun Machinery
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Production status and trends of iron castings
The production status and trend of the world's iron castings is that the proportion of gray iron castings has dropped significantly, but it still occupies a major position. The output of ductile iron castings has continued to grow, and vermicular graphite iron and special iron have also developed by leaps and bounds. The output of gray cast iron is decreasing year by year, but the proportion of cast iron in cast iron is increasing. Strengthening the experimental research of gray cast iron is undoubtedly the development direction of gray cast iron in my country.
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What are the requirements for casting sand for cast iron platforms?
1. Chemical composition of molding sand for cast iron platforms: Quartz sand is generally used as a raw material for the production of gray cast iron platforms, and the mass fraction of silica is 90%-95%.
