Insulation ball valve is a relatively new type of ball valve. Have their own advantages in terms of structure, such as switch frictionless, seal is not easy to wear surface and open-close torque is small. Then, can choose a smaller drive specification. If adopt multi-turn electric actuators, adjustable media are cut off. It is widely used in demanding to cut off the working condition in the petroleum, chemical industry, urban water supply and drainage, etc. The insulation ball Industrial Valves main advantages as follows. 1. Fluid resistance is small, the resistance coefficient and the length of the column tube is the same. 2. It has simple structure, small volume, light weight. 3. It is compact and reliable. At present, the plastic material selection is with good sealing performance of spherical valve sealing surface materials. Such materials are widely used vacuum system. 4. Easy operation, fast open and close. The Angle from closed to open, it is still 90 & deg; , which is beneficial to the remote control. 5. Easy to maintain. This structure is quite simple and sealing ring can be removed. Therefore, more convenient, change and remove. 6. If the insulation ball valve fully open or fully closed, the sealing surface can not be erosion medium flows through it. This is because, in the isolation of spherical valve core and Industrial Valves seat sealing surface medium. 7. The wide scope of application. The length and diameter range from a few millimeters to several meters. This can be from high vacuum to high pressure. If the ball rotate 90 degrees, form a sphere can be fully displayed in the entry and exit, to stop the flow.
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Even ductile iron gate valve are being made fine with advanced equipment.