brief introduction
QDF series pneumatic ball valve is our company's well-designed and manufactured products on the basis of foreign advanced technology. It is powered by compressed air, and the pneumatic actuator drives the ball core to rotate 90 degrees in the valve body to realize the full switching action. Widely used in petroleum, chemical, refrigeration, steel, power, pharmaceutical, paper and other industrial automatic control systems for remote centralized control and local control.
main features
1. Switch operation is fast and reliable.
2. PTFE spring energy storage ring and PTFE filler are used for double sealing.
3, pressure loss is small.
4, long service life.
Main technical parameters
1. Applicable medium: gaseous and liquid neutral fluid medium.
2, medium temperature: -20~+180 C.
3. Ambient temperature: -20~+60 C.
4, use pressure: 1.6MPa
5. Actuator air pressure: 0.4 ~ 0.8MPa
