After the valve is used for a long time, the seal face of the valve and the valve seat will be worn, and the tightness will be reduced. It’s an important work to repair the seal surface. The main method is grinding.
1. The process of cleaning and checking
Clean the sealing surface of the tray, the use of professional cleaning agent, wash and check for damage of sealing surface. After cleaning, check valve or gate valve and seat sealing surface, check with red and pencil.
2. The grinding process
The grinding process is essentially a process without cutting lathe, pitting or hole depth on the valve seat or valve head are generally within 0.5mm. The method can be used for grinding repair.
3. Test stage
Valve grinding is a very meticulous work, in practice need to continue to experience, explore, improve, sometimes grinding is very good, but put on or after the leakage Water Leakage, because in the process of grinding grinding partial imagination, hand grinding rod is not vertical, skew, or caused by grinding tool size the angle deviation.
Of course, these need to be solved by professional technicians，If your valve has a problem or has be used for a long time, you can contact us immediately, our company will provide you with professional services.
