Casting process

Casting process

casting process


01-Pull Embryo

Wax embryo forming and wax embryo cooling: the mold is placed on the worktable of the wax press, the mold material is heated to about 60 degrees and injected into the mold, and the wax film is removed from the mold after cooling.


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02-Paste

In the production line, the paste coating made of sodium silicate and refractory powder is evenly coated on the surface of the module, and then the refractory sand is sprinkled on the surface, so alternately 5-6 times, to form a certain thickness of refractory coating layer on the module, and the shell is completed after natural drying.


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03-Dewaxing

The paraffin is melted in hot water and then exhaled, forming an empty cavity.


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04-Sintering

In the tunnel kiln, natural gas is used to dry the moisture of the mold shell removed from the water, waiting for pouring, and the old wax liquid removed is treated and then used.


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05-Melting Casting

Purchased billet and comprehensive utilization waste products and additives enter the raw material area for temporary storage. According to product requirements, the steel and alloy hoppers in the raw material area are added to the electric melting furnace for melting. Before casting, the gate cup is prevented on the mold, and the molten steel is lifted to the casting section by a car and injected into the mold.


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06-Shell Removal

The shell is removed after the casting is separated from the upper and lower metal forms.


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07-Shot blasting

The surface oxide of the casting is treated by a shot blasting machine to achieve a smooth surface of the casting.


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08-INSPECTION

Warehouse after passing the inspection.


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Tengda Cable

Committed to the production of 20 kinds of products such as carbon steel, medium and low alloy steel, special alloy steel, high manganese steel, stainless steel, etc., such as auto parts, construction machinery parts, railway locomotive and ship parts.

Contact Us

Mr. Tong:86-13329868983

Mr. Zhong:86-15897971345

Address: Gu Nan Industrial Park, Gucheng County, Xiangyang City, Hubei Province

Mailbox:zyixyw888@163.com

 

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