... . Widely used in mining, construction, machinery, chemical industry, metallurgy, transportation and air separation, instrument control, medicine etc.product series:3,6,40 ... -50/220D-150/2.5structure typeDMDcompressed mediumAircooling stylewater coolinglube style for cylinderoilNo. of row242No. of compressing stages251capacity(m3/min)7050150suction pressure ...