Type: Fixed series
The main body material of the center is low-quenching-hardness carburized steel, which has undergone carburizing and quenching treatment, with a hardness of HRC 58-62.
The top part of the shaft is precisely inlaid with high-quality tungsten steel, with a hardness of HRA 93-94.
Suitable for high-precision axis grinding processing.
UNIT：mm
|
型式/外表尺寸
Model/Spec
|
A
|
B
|
C
|
D
|
E
|
F
|
L
|
合金直径
|
精度(mm)
|
|
GR-1
|
11.5
|
57
|
23
|
3.5
|
12.065(MT1)
|
2
|
80
|
8
|
0.003
|
|
GR-2
|
17
|
69
|
31
|
5
|
17.78(MT2)
|
3
|
100
|
10
|
0.003
|
|
GR-3
|
23
|
86
|
39
|
5
|
23.825(MT3)
|
3.5
|
125
|
12
|
0.003
|
|
GR-4
|
30
|
109
|
51
|
6.5
|
31.267(MT4)
|
5
|
160
|
15
|
0.003
|
|
GR-5
|
43
|
136
|
64
|
6.5
|
44.399(MT5)
|
8
|
200
|
18
|
0.003
|
