In the vacuum system, the vacuum valve is used to change the direction of air flow, adjust the size of the air flow, and cut or connect the vacuum system of the pipeline The role of vacuum ...
The vacuum valve is an important component of the vacuum system. For a valve that forms a part of the pipeline, its conductance is an important performance parameter. For valves that are mainly used ...
(1) Diaphragm valve Diaphragm vacuum valve uses the valve stem to press the elastomer film on the valve seat to block the gas path. As shown in the figure, turning the handwheel can drive the ...
The vacuum valve is an important component of the vacuum system. For a valve that forms a part of the pipeline, its conductance is an important performance parameter. For valves that are mainly used ...
Vacuum ball valve: refers to a vacuum ball valve whose working pressure is lower than the standard atmospheric pressure. Several common connection forms of vacuum valves Flange connection ...
Vacuum solenoid valve products are more and more widely used, but with the development of the industry for many years, vacuum solenoid valves have gradually exposed many problems and development ...
The electromagnetic vacuum belt inflation valve and electromagnetic vacuum differential pressure valve are vacuum valves specially used to prevent oil from returning to the mechanical vacuum pump. ...
Open and close the air circuit. When valve 1 and valve 4 are closed, and valve 2 is opened, the mechanical vacuum pump III vacuums container I, and the air flows through the pre-vacuum pumping ...
PTA is the basic raw material of polyester fiber. Its technological process is complicated and the technical content is high. In the past, the development of domestic PTA production line was ...
Strength performance The strength performance of the valve refers to the ability of the valve to withstand the pressure of the medium. The valve is a mechanical product that bears internal ...
