Procesflowet

1. Produktdesign
2. Formfremstilling
3. Ventilstøbning og smedning
   (1) Foundry casting: The earliest production mode in the field of valves, because the casting type does not have enough pressure, the valve produced by this process is easy to produce sand holes, leading to product leakage          and a series of problems.
(2) Hot smedning smedning: Kroppen støbt ved smedning vil ikke have trakom, smukkere udseende.
1. Sandblæsning
2. Metalbearbejdning
3. Montering af tilbehør
4. Produkttryktest
5. Emballage og forsegling