Heavy Door Hinges Custom Metal Casting Stainless Steel With ISO9001
Brand Name:NC452
Certification:ISO9001,CE,SGS
Model Number:452
Minimum Order Quantity:100 pcs
Delivery Time:Wooden Case
Payment Terms:T/T, L/C
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Location:
Ningbo Zhejiang China
Supplier`s last login times:
within 48 hours
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Product Details
Heavy Door Hinges Stainless Steel Silicasol Precision Casting
| Material | Carbon steel, alloy steel, stainless steel |
| Process | Lost wax casting + cnc machining |
| Casting dimension tolerance | CT7 |
| Casting surface roughness | Ra 12.5um |
| Casting weight range | 0.1-90kg |
| Casting Size | Max linear size: 1200mm, Max diameter size: 600mm |
| Machining Precision | Positioning accuracy 0.008mm, Rep. position. accuracy 0.006mm |
| Machining surface roughness | Ra0.8~6.3um |
| Max Travel Of Spindle | 1800mmx850mmx700mm |
| Max Turning Diameter | 1000mm |
| Material standard | GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR....... |
| Surface treatment | KTL(E-coating), Zinc plating, Mirror Polishing, Sand Blasting, Acid pickling, black oxide, Painting, Hot galvanizing,Powder coating, Nickel plating |
| Service available | OEM & ODM |
| Quality control | 0 defects,100% inspection before packing |
silicasol precision/investment casting process
1. Wax pattern making
Wax processing----- wax injection-----wax repair-----wax
inspection-----wax assembling-----hooking-----cleaning
2. Shell making
First layer-----drying line-----record temperature and humidity-----concentration test-----dewaxing
First layer-----drying line-----record temperature and humidity-----concentration test-----dewaxing
3. Smelting
Element analysis-----roasting-----pouring-----cooling
Element analysis-----roasting-----pouring-----cooling
4. Post processing
Shell shaking-----cutting-----grinding-----shot blasting-----heat treatment-----deactivation-----sand blasting-----reshaping
Shell shaking-----cutting-----grinding-----shot blasting-----heat treatment-----deactivation-----sand blasting-----reshaping
Quality Inspection
Why Choose us
1. Experience in casting for over 25 years.
2. Professional and hard working employees.
3. Advanced production line and technique ensure perfect quality.
4. ISO quality control.
Heavy Door Hinges Custom Metal Casting Stainless Steel With ISO9001
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