24
Kurzanleitung / Short manual
MAPAL HTC Spannfutter / HTC Clamping Chuck
Technical data for clamping diameter, minimum turns, minimum clamping depth and
permissible transferrable torque of the HTC clamping chuck
Clamping
diameter
[mm]
Minimum
turns
Minimum clam-
ping depth [mm]
Permissible trans-
ferrable torque
[Nm]
6
1,75
27
30
8
2
27
50
10
1,75
31
100
12
2
36
150
14
2,25
36
210
16
3
39
280
18
3
39
360
20
2,75
41
550
25
4
47
650
32
4,5
51
800
Clamping
diameter
[mm]
Minimum
turns
Minimum clam-
ping depth [mm]
Permissible trans-
ferrable torque
[Nm]
1/4
3/8
1/2
1,5
36
150
5/8
1,75
39
250
3/4
2,5
41
500
1
1 ¼
Minimum number of turns, minimum clamping depth and permissible
Table 1:
transferable torque
General technical data
Workpiece material
1600 -1800 N/mm
2
Hardness
52+2 HRc
Tool holders balanced as standard
Laser mark (serial number).
Best operating temperature
20 - 80°C
,
Maximum coolant pressure
80 bar
.
Range of adjustment of length
10 mm
, from both sides.
Cylindrical shanks, with and without reducing sleeves, with shank tolerance
h6
according
to DIN 1835 forms A, B, C, D and E and according to DIN 6535 forms HA, HB and HE
can be clamped
