Our Barrel Pumps with Flame Proof motors and Non flame proof motors are used load / unload Acidic Chemicals, Solvents, Fuel, Diesel, Petrol, Bio Fuel, Bio Diesel, Flammable Acids, Flammable Solvents. MAX Barrel pumps can be used in chemical factories, for dosing applications, to make batches of small containers from larger volumes and many other applications that require mechanized loading unloading of liquids.