... Pump,Pneumatic Diaphragm Pump,Pneumatic pump,Printing machine parts. Two-way Pneumatic Diaphragm Pump Technique parameters:Type: flow pumpDriving method: ... is very easy to clean. Functions:It is suitable for the circulating system of ink printing machine, four-color ... , flexographic press, and glue laminating machine, and suitable for circulate those fluids with granule and combustible fluid.