vacuum pump 1.ISO9001:2000 2.De-airing for vacuum pugmill 3.High vacuum,strong pumping 4.small size,light weight Single-stage rotary small vacuum vacuum pump for sale The pump is a single-stage , chute-blade, rotary vacuum pump, and it is used in tandem with the de-airing pugmill to extract the air in mud in the ceramic industry.This pump has many advantages,compact structure, small size, light ...