ductile iron casting sand mould China foundry

(ductile iron casting) sand mould.We can supply the ductile iron/grey iron castings with high quality and competitive price

1.(ductile iron casting) sand mould2.Material: ASTM A48 CLASS A25, or ASTM A536 CLASS 65-45-12;

3.Production Process: make the clay green sand and resin core sand with sand roller mill;make the mould with jolt squeeze moulding machine;make the core with handwork or hot core box;smelting with electric furnace; analyse chemical composition with spectral device; inspect the mechanical property with tensile strength tester; clean with hanging shot blasting machine; paint on the part surface or do the antirust treatment.

4.Packing: We will pack the parts with VCI antirust bag and pack with plywood case. Also we can pack according to the customer's requirements.

5.Service:At the project developing stage, we will do the job according to the PPAP procedure(fourth edition) which is specified by autocar department of ASQC(American Society for Quality Control),AIAG,Kreisler motors company and Ford general motors company,and supply the PPAP report to customers (including flow chart of process,FMEA, all dimensiones inspection report,test result of material property,measure system analysis, regular lab documents control plan, PSW and samples).

At the production stage, we will provide the service of order production management and quality control for the customer per ISO9001:2008  Quality Control System standard.

At the delivery and shipment stage, we will do the Pre-shipment Quality Evaluation per the special Class S-4, ANSI/ASQC Z1.4-1996 Quality Inspection standard, or do the quality inspection evaluation according to the customer's requirements, and issue the evaluation report to the customers

ductile iron casting sand mould China foundry