Bison Bull Nose Revolving Centre Type 8825 3MT 3.93"
Three matched bearings are preloaded at the factory. This provides good thrust and radial capabilities. The bearings are protected by a special seal. The head is made of high carbon alloy steel, heat treated to RC61-63. Centers are designed with a 60 degree head angle to hold pipe and hollow work. complete sets in cases as listed below.
Specifications
Max workpiece weight 550kg
Max concentricity error 0.008mm
Max speed 3000 rpm
Main body diameter 100mm
Nose diameter 40mm
Cone length 61mm
Included angle 60 degrees
Hardened to HRC 61-63
Part Number 7-199-024 8825-3-1