... Reducer products are widely applicated in chemical, metallurgy, mining, cranes, cement, conveyors, paper, rubber&pla single stage ratio 11, 17, 23, 29, 35 ... , 43, 59, 71, 87 input speed : 1500rpm, 1000rpmsingle stage power 0.37kw ... , 15kw, 18.5kw, 22kw, 37kw, 45kw, 55kw, 30kw, 75kw double stage ratio: 121, 187, 289, 391, 473, 595, 731, 841, 1003 ...