... small size, light weight, open and convenient, ideal pipeline flow control products.• Widely used in the food, beverage, dairy, brewing, ... materialSilicone, EPDM, Viton, NBR Surface qualitiesPrimary color, ElectrolysisOperating modelmanual, pneumaticFlow control gear2- gear / 3- gear / 4- gear / 12- ... be able to easily remove the valve.♦ Flow size control can have a variety of options (second gear, ...