GGG50 Ductile Iron Precision Casting Parts

GGG50 Ductile Iron Precision Casting Parts

Casting Process: 

Green sand casting, Resin sand casting, precoated sand casting; Investment casting

Machining:

CNC, Turning-lathe, NC-Boring machine, NC-Drilling machine.NC-Milling machine

Surface Treatment:

Sand blasting, shot blasting, paint spraying, galvanizing, polishing

Tolerance:

Casting tolerance up to +/-0.5mm;Machining tolerance up to +/-0.05mm

Inspection Equipments:

CMM, spectrum analysis instrument, metallurgical analysis, tensile strength tester, hardness tester, roughness tester, deflection tester, impact test machine, pressure tester etc.

Quality Control:

1. Drawing control
1) Confidentiality–Be confidential to the customers` drawings.
2) Check- Technician checks the drawings and confirms dimensions
3) Confirmation – Confirm the production process & inspection process according to the drawings

2. Mold making control
1) Inspect the dimensions and material according to drawing.
2) Send test reports and photos to customers.

3. Raw Casting control
1) Produce according to the production tracking form
2) Use advanced inspection equipments to ensure internal quality of the product.
3) Check the test bar and record relevant information to each bulk.
4) Send the photos and test data of each step to customers.

4. Machining process control
1) Produce the samples according to the confirmed casting process.
2) Train the relevant staff before producing according to the machining and inspection process.
3) Our inspector will track the quality and time of the products during producing. Any problems on quality and process must be feedback to our customers.
4) Do the finial inspections to the products and send the relevant data and finished product photos to the customers.

5. Packing and Delivery control
1) Determine the size & material of the box according to the shape & number of products.
2) Taking different anti-rust protection to products according the delivery time
3) Put dimensional reports, chemical & mechanical documents, test bar and photos into the packing box
4) Send the photos of whole packing process to customers.