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Manufacturing Process
Process Design   Tooling Making   Wax Injection   Wax Patten Assembly
Mold Preheat   Wax Removal   Stuccoing   Dipping
Manufacturing Process
Casting   Mold Shake Out   Work Piece Cut-off   Grinding
Pack&Transport   Final inspection   Machining   Heat Treatment

Design Mold Processing Mold Pre-heat Optical Spectro-meter

Technology Specification:
Casting Process: Water glass process of lost wax investment casting
Material Range: Carbon steel .low alloy steel
Material Standard: GB.ASTM. AISI. DIN. BS. JIS. NF. AS, AAR
Max linear Size:1200mm:Max Diameter Size:600 mm
Casting Weight range: 0.1-90Kg
Casting Dimension Tolerance: CT7
Casting Surface Roughness: Re 12.5um
Applicable fields for our product:
Train&railway, automobile&truck, construction machinery, mining machinery, forklift, agricultural machinery,
shipbuilding, petroleum machinery, construction, valve and pumps, electric machine,hardware, power equipment and so on.

LONGXING is able to offer its own

Project management



Heat treatment. Machining. Surface treatment.


Customer services

characteristics of casting

The main advantages of precision casting are: 

Choice of material.

Freedom in design.

Close tolerances

Fine surface finish.

Reduce costs