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  • Development prospect and characteristics of lost foam process

    lost foam is a promising new casting technology with a wide range of applications. I. characteristics of lost foam casting 1.the casting size and shape accurate, good reproduction, with the characteristics of precision casting, casting surface finish is high. 2. The sand core and core-making depa...
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  • Process flow and equipment of lost foam

    so what is the lost foam casting? Lost foam casting is made according to the casting size of the foam model bonded into a model cluster, immersed in refractory coating and drying, buried in a special sand box Dry sand molding, casting in a negative pressure environment, gasification of the model,...
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  • Common lost foam casting defects and solutions

    The causes and solutions of defects in lost foam casting, such as pores, inclusions, slag and cracks. I.     stomatal Formation reason: 1. The gas sucked into the liquid metal during pouring is present in the casting in the form of pores after solidification of the alloy liquid 2. Subcutaneous p...
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  • In 2025, the global ductile iron industry output will reach 2,992 thousand tons

    Ductile iron, discovered by Keith millis in 1943, is rich in graphite.Although most cast iron varieties are weak in tension and brittleness, ductile iron has greater impact and fatigue resistance due to its ductile inclusion.The ductile iron industry produced 2,576 kilotons in 2018 and is expecte...
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