HSK BALANCE-CUT BORING ARBOR （ RAC-A ）
Rough Boring － For Aluminium
L
φ C 1
M
φ C
φ D
Fig.1
h
h 2
L, M
L
φ C
φ C 1
φ C 1
M
φ D
φ C
φ D
RAC-A
Fig.2
Fig.3
h 2
h
h 1
h
h 2
（ Spacer ）
P.254
Boring Range D
Boring Depth M
Shank Code No.
Spacer Code No.
Weight (kg)
TAPER
Code No.
C C 1
Fig
Tip No.
Head Code No.
HSK 63A-Q12- 80 -Q12-110 -Q12- 80 -Q16- 95 -Q16-125 -Q16- 95 -Q20- 80 -Q20-110 -Q20- 80 -Q26- 95 -Q26-140 -Q26- 95 -Q34- 95 -Q34-110 -Q34- 95 -Q42- 95
HSK 63A-RAC25-135A -165A -180A -RAC32-150A
67 105 112 77 110 122 97 130 157 135 180 195 180 195 240 195
1.7 1.8 1.8 2.1 2.3 2.3 2.4 2.6 2.9 2.2 3.0 3.0 4.5 4.9 5.9 6.5
1
25 ～ 32
12-RAC 25- 55A
24
15
SP12-12-45̶
2
AEG12
1
32 ～ 45
16-RAC 32- 55A
-180A -195A -RAC43-150A -180A -210A -RAC53-165A -210A -225A -RAC70-180A -195A -240A -RAC100-195A
30
19
SP16-16-45̶
2
1
HSK63A
43 ～ 55
20-RAC 43- 70A
40
SP20-20-60̶
2
50
1
53 ～ 70
26-RAC 53- 70A
53
AEG16̶
SP26-26-60̶
2
70 ～ 100
34-RAC 70- 85A
64
52.4
3
SP34-34-60̶
100 ～ 130
42-RAC100-100A
83
★ “ F ” grade inserts are supplied as standard with the head.
P.254 Please refer
P.106 for cutting condition.
★ Please refer P.67 for head. ★ For centre through coolant type, please add “ -C ” at the end of Code No. e.g. HSK63A-RAC53-165A-C ★ For HSK40A or 50A , modular connection system is applied. Please refer P.267 for Base Holder. ★ When L length is required longer than standard, please specify the boring depth M. ★ Lubrication Pipe is optional. Please refer P.298 P.267 for base holder, P.90 for spacer and
L
M
High Pressure Coolant Through Tool
253
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