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Selection of raw materials for coated sand
Coated sand is generally composed of aggregate, binder, […]
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What effects does tempering have on different steel castings?
Carbon steel castings Changes in mechanical properties:
What effects does tempering have on different steel castings? Read More »
Vermicular graphite cast iron production process control
Vermicular graphite cast iron has excellent performance
Vermicular graphite cast iron production process control Read More »
Solutions to common sand and slag inclusion defects in lost foam
In lost foam products, common defects mainly include sa
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Control of smelting quality of ductile iron
1. The sulfur content and other trace elements of the o
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Research on cast iron inoculants
Before pouring molten iron, under certain conditions (s
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