... efficiency. 3.applies to food, drink,ect 3RP28/ 0.4 rotary pump used in food industry Feature:It belongs to positive ... . ApplicationIt can apply to food, drink, brewing, medical industry,daily and chemical industry, petroleum industry, etc.Structure Feature:It' ... iron gearbox, spiral gears and heavy load bearing in order to ensure the pump for long time ... . 3RP28/ 0.4 rotary pump used in food industry