Corundum Supports Parameters
Spherical
Corundum Bearing
Material - synthetic corundum (leucosapphire).
r
Diameter- D ,mm 1.5-3.0
Max deviation from
diameter, mm 0.02
h
Radius of the sphere,
mm
0.6-1.6 H
Max deviation from radius r , mm 0.06-0.1
Height – H, mm
1.2-1.6
Max deviation from
height, mm 0.04-0.05
Depth of the sphere –
h, mm
0.3-0.4
D
Max deviation from
depth of the sphere
0.04-0.1
Working surface
roughness, Rz , mcm 0.100
Corundum
Bashing with Cylindrical Openings
Material - synthetic
corundum (leucosapphire) H
Diameter- D ,mm 1.5-3.0
Max
deviation from diameter ,mm 0.015
Diameter of the hole -
d , mm
0.3-1.5
d
Max deviation from the hole diameter, mm 0.007-0.013
Height – H, mm
0.4-2.2
D
Max deviation from height, mm 0.04-0.06
End face roughness
0.100
Single Lubricator Corundum Bushings with
Cylindrical Hole
d
Material
- synthetic corundum (leucosapphire).
Diameter-
D ,mm
1.5-3.0
Max deviation from diameter ,mm 0.015 H
Diameter of the lube –
D1, mm 0.9-2.0
Max deviation from the lube diameter, mm 0.15-0.20
Diameter
of the hole - d , mm
0.3-1.0
Max
deviation from the hole diameter,
mm 0.007-0.014
D1
Height
– H, mm
0.5-1.8
Max
deviation from height, mm 0.04-0.06
Working
faces surface roughness, Rz , mcm 0.100
D