Castings

Pengcheng is a comprehensive manufacturer in castings. We are proud to have our own pattern room for mould making and machining workshop with most advanced equipments. We can provide you our service from mould making till finish machining of parts. The annual output is more than 7000tons.

Processes:

Lost wax process (yellow wax, castings weight are from 0.5kgs-150kgs)

Colloidal silica binder process in low temperature wax (yellow wax, called as compound shell process in China)

1)With 6 sets electrical frequency furnaces with relevant casting equipments.

2)With advanced machinery for chemical analysis and different mechanical testing.

3) Have our own pattern shop to guarantee the precision of the parts.

4) Able to do PT inspection and X-ray inspection for samples and with hydraulic pressure test machine to achieve Max 40Mpa.

5) Each product will have its own file and Process Card.

6) Do 100% inspection on samples per customer's requirements. Do 100% inspection on machining dimensions in production.

7) With more than 50 CNC lathes and 3 CNC machine centers for your machining service along with other ordinary machinery such as lathe, milling etc.

Serving industry of: metallurgy; Coal mine; Petroleum; Construction; Medical and food machinery; Automobile; Agriculture.

Typical components for: Valve; Pump; Pipe fitting; Fluid equipments; Railway castings; Bucket teeth; Mine machines; Chain sprockets; Powder transmission parts; Security locks; Washing machines; Boat hardware.

Material specification: Carbon & low alloy steel; Stainless steel; High alloy & wear resist steel; Gray iron; Ductile iron; Malleable iron; Alloyed cast iron; Aluminum alloy; Cooper alloy; Zinc alloy.

Range of casting weight: 0.50kg-150kg.

Surface treatment: Passivating; Polishing; Plating; Coating; Painting; Zinc phosphate; Dacrotized / dacromet technology.