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| Brand Name : | NBSJ |
| Model Number : | SJ7292063 |
| Certification : | TUV,PED Certification |
| Price : | According to the customers drawing specification |
| Payment Terms : | T/T |
| Supply Ability : | 3000 to 10000pcs |
| Delivery Time : | 30 work days |
| Product Name | Acoustic Valve |
| Processed | Investment Casting and Machining |
| Weight | 0.56-1.6 kg |
| Material | Stainless steel 304 / 1.4308 |
| Application | Car exhaust system |
| Casting tolerance | Investment casting ISO 8062-3 DCTG 5 |
| Casting Surface condition | Ra3.2 um |
| Heat treatment | None |
| Brand | Ningbo Suijin |
| Delivery | 2-30 working days |


Process flow:
Wax Injection--Make Wax pattern and repair--Inspection--Shell Making--De-waxing--Roasting Shell and Melting Steel--Composition Inspection--Pouring--De shelling--Cutting and Grinding the pouring gate--Inspection--Heat treatment--Shotblasting--Machining--Anti-Corrosion--Final Inspection--Shipping

Our precision casting

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