The air operated double diaphragm pumps are suitable for transferring hazardous liquid without special explosion protection. Also no moving or rotating parts are in liquid contact ends which pump can be handled abrasive and corrosive liquid without problem.

Models from 1/4" to 3" pump size with PPG, PVDF, PTFE, Aluminium, Cast Iron and Stainless Steel wetted ends materials. More than 150 pump combination available. Air Powered Double Diaphragm Pumps are used in a multitude of industries and applications and compared to other kinds of Pumps, exhibit these main characteristics:

• They are portable, air powered and a 1:1 ratio pump
• They have no mechanical seals, couplings or gears
• They can handle a huge variety of fluids including almost any type of chemical
• They offer variable flow rates & variable discharge pressures
• The have excellent solids (slurry)handling abilities
• They are excellent against abrasive particles
• They can be dry primed and have excellent suction lift abilities
• They Can Run Dry without Damage
• An AODD Pump can be dead headed
• They offer low shear capabilities
• They are submersible
• They are low maintenance & are relatively cheap