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FZH Copper based steel ball cage

basic characteristic

This product is made of copper base, paired with high-quality steel balls, arranged in an orderly manner according to a certain angle and density, and processed using special techniques. The product is suitable for cold stamping molds, precision machine tools, etc.

  main parameter TECHNICAL DATE
Maximum bearing pressure
30N/mm2
  
Assembly interference
0.01mm~0.02mm
Maximum linear speed
6m/s
 
Deviation of steel ball diameter
<0.002mm
Friction coefficient
0.01~0.08
 

 

 

  Standard tolerance dimensions

Specification code
Inner diameter D
Height H
Steel ball diameter d
Divide En equally
Steel ball height Mn
Number of steel balls
Distance t
Margin L
FZH-1950
19
50
3
12
8
96
5.5
5.75
FZH-1960
60
10
120
5.25
FZH-2050
20
50
8
96
5.75
FZH-2060
60
10
120
5.25
FZH-2250
22
50
14
8
112
5.75
FZH-2260
60
10
140
5.25
FZH-2360
23
60
10
140
5.25
FZH-2475
24
75
16
13
208
4.80
FZH-2550
25
50
8
128
5.75
FZH-2560
60
10
160
5.25
FZH-2575
75
13
208
4.80
FZH-2775
27
75
13
208
4.80
FZH-2860
28
60
4
14
8
112
6.5
7.25
FZH-2875
75
11
154
5.00
FZH-3060
30
60
8
112
7.25
FZH-3075
75
11
154
5.00
FZH-3260
32
60
16
8
128
7.25
FZH-3275
75
11
176
5.00
FZH-3290
90
13
208
6.00
FZH-3685
36
85
12
192
6.75
FZH-3690
90
13
208
6.00
FZH-3870
38
70
5
8
128
8.0
7.00
FZH-3890
90
11
176
5.50
FZH-4090
40
90
11
176
5.50
FZH-4590
45
90
18
11
198
5.50
FZH-45110
110
13
234
7.00
FZH-5090
50
90
20
11
220
5.50
FZH-50110
110
13
260
7.00
FZH-6090
60
90
22
11
242
5.50
FZH-60110
110
13
286
7.00
FZH-80130
80
130
28
15
420
9.00