hydraulic diaphragm dosing pump assembly with electric motor and worm gear for conveying or feeding chemical or suspend liquid etc

chemical hydraulic oil double diaphragm dosing pump suction conveying transfer transport supply feed feeder delivery flow pressure electric electrical motor compact worm gear chamber rotary rotate rotation rotational motion convert mechanism mechanical industrial industry tool device component instrument equipment engineering driving adjusting liquid piston sucked suspended viscous stainless steel metal assembly feeding suspend industrial