Casting can also be divided into gravity casting and pressure casting according to the pouring process of liquid metal. Gravity casting refers to the metal liquid under the action of earth gravity into the casting process, also known as casting
Read MoreRevestment precision casting is refers to the use of fusible materials meltability model, on which the coated with several layers of special refractory coating, after drying and hardening type to form a whole shell, reoccupy steam or hot water from the melt in the shell model.
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