Manufacture process:	investment casting, lost wax casting
Material:	carbon steel, stainless steel, alloy steel, aluminum alloy, copper alloy
Heat treatment:	annealed, solution, quenching & tempering, carburization, nitriding
Casting tolerance standard:	ISO 8062-3-2007 CT4-6 Grade, ISO 2768-mK
Surface treatment:	shot blasting, pickling & passivation, zinc plating, polishing, painting, cataphoresis
Casting surface roughness:	Ra3.2-6.3

About Us

Sunrise Foundry is a professional Metal Foundry, located in Ningbo. We have been producing Gray Iron,

Ductile Iron Castings and and any other precision castings for more than 25 years.

We are dedicated to meet different requirements of various customers across the world, products are mainly

involved Agricultural and Construction Machinery, Hydraulic, Mining industry, Municipal Products, some steel

and stainless steel castings for Pumps and Valves, Pipe Fittings, etc.

Please feel free to contact us if you have any requests.

Production Process

Quality Control

Quality Control is one of the most important process in production. We insist that 100% inspection before

shipment and ensure parts without any flaws when sending out.

We have complete quality inspection facilities including mechanical testing, chemical analysis, tensile strength,

hardness, spectrometer, ultrasonic testing, etc.

FAQ

How can I get some samples?

If you need, we are glad to offer you samples for free, but the new clients are expected to pay the courier cost, and the charge will be deducted from the payment for formal order.

Can you make casting according to our drawing?

Yes, we can make casting according to your drawing, 2D drawing, or 3D cad model. If the 3D cad model can be supplied, the development of the tooling can be more efficient. But without 3D, based on 2D drawing we can still make the samples properly approved.

Can you make casting based on our samples?

Yes, we can make measurement based on your samples to make drawings for tooling making.

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