... size, light weight, etc. General introduction of 3ZB-450 plunger pump 3ZB-450 horizontal single acting triplex plunger pump mainly consists of ... various plunger sizes. The pump is the optimized choice for HP cementing unit, featured by good quality, large power, high ... size, light weight, etc.Main Parameters Model3ZB-450Max braking HP(kW)600(450)Max load,connecting rod lbf(kN)112050(498)Stroke ...