Powder mixing station manually unloading valve body made of aluminum alloy, carbon steel valve plate, BNR rubber seals, covered with wear-resistant polymer materials processing. There are manual, electric, compressed air driven, gear motor drive and other drives can be mutually exchanged. Compact, easy to install, sealing effect is significant, long service life. Powder mixing station manually unloading valve advantages Model: DN100 dn150, dn200, dn250, dn300, DN350 Scope: concrete mixing stations and dry powder form of connection: flange material: cast aluminum Nominal diameter: 100 350 (mm) Suitable medium: air pressure range: 0.4 (mpa) Temperature: 80 ℃ Body Material: Semi-body aluminum alloy material, the use of polymer materials rotating body structure: vertical plate Transmission Type: pneumatic seals form : Soft Seal pneumatic actuator configuration: CP101 Type 1, open and close easily and quickly, saving, fluid resistance, can often operate. 2, simple structure, small size and light weight. 3, can carry mud accumulation of fluid in the pipe mouth least. 4, low pressure, can achieve a good seal. 5, regulated performance.