... DegreeCircumferential speed: 3m/ sec (max).6The size of theiron plate(floating seal) are various,the outer diameter is from 50 ... -1425mm7Our iron plate (floating seal )are used in construction machinery and mining ... bulldozer (KOMATSU): D50, D60, D80, D85, D155, D355American bulldozer (CATERPILLAR): D58, D60, D7G, D8K, D9L, D10H;(3)Germany hydraulic excavator ...