Ultrafiltration membranes are polymeric semi-permeable membranes used in the ultrafiltration process to separate polymeric colloids or suspended particles of a certain size from the solution. Driven by pressure, the membrane pore size is 1 to 100nm and is an asymmetric membrane type. The pore density is about 10/cm and the operating pressure difference is 100-1000 …
The valves commonly used in water treatment are ball valves, butterfly valves, check valves and gate valves valves. Each valve has its own specific purpose and conditions under which it can operate.
The different types of waste water valves include ball valves, butterfly valves, gate valves, check valves, plug valves and globe valves.
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Water tube boilers are industrial boilers with combustion chambers and heating surfaces set up on the outside of the pot, causing water and steam to flow inside the tubes.We will introduce you to the valves available for Watertube Steam Boilers and hopefully help you to understand and select the right one： Pneumatic control valves COVNA …
Overview of electric butterfly valves.Electric butterfly valve can be classified as a large category of electric valve, also can be classified as electric regulating valve. Electric butterfly valve linkage methods are mainly: flange type connection and pair of clamping type linkage; electric butterfly valve sealing mainly has: hard seal as well as soft seal. The …