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PLAIN CENTRES WITH MORSE TAPER :

Description & Features

The Our Plain Centers are made from carbon-chromium alloy steel hardened to 62 HRC to withstand wear. The Plain centres have a high surface finish to allow maximum bearing on master gauges. The runout with respect to cone and taper angle is kept within 0.005mm.


Designation of Taper Type Metric 5 Percent Morse No Taper On Dia d1 d2 h9 d3 I 1 Max I 2 Max I4 Max
4
6
0
1
2
3
4
5
6		 0.05
0.05
0.05205
0.04988
0.04995
0.05020
0.05194
0.05263
0.05214		 4.000
6.000
9.045
12.065
17.780
23.825
31.267
44.399
63.348		 4.1
6.2
9.2
12.2
18.0
24.1
31.6
44.7
63.8		 0.3
0.3
0.5
0.5
0.8
0.8
1.0
1.6
2.0		 23.0
32.0
50.0
53.5
64.0
81.0
102.5
129.5
182.0		 33
47
70
80
100
125
160
200
270		 8
12
17
23
31
39
51
64
80

Care in use

Thoroughly clean the machine spindle nose before mounting precision grinded Plain Centres, to avoid damage.
Take utmost care to protect the taper portion from denting or bending to avoid damage to the machine spindle
Take care to mount the Plain Centres perfectly. This will minimise runouts.