HSK BALANCE-CUT BORING ARBOR （ RAC-E ）
Example of 2 Stepped Balance Cut Double Cutting Capability Balance cut boring bar executes boring in 2 cartridge inserts absorbing the vibration each other. The faster the feed rate, the better swarf ejection. This is ideal for rough and medium boring. Please use RAC-K for through hole boring. P.255, P.256
Approx. double removal of below cutting condition is possible by -0.3 Cartridge. P.68
0.3mm
P.250
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.
HSK100A-Q12- 95 -Q12-125 -Q12- 95 -Q16-125N -Q16-155 -Q16-125N
HSK100A-RAC 25-150E -180E -195E -RAC 32-180E
67 105 112 77 110 122 97 130 142 157 117 182 177 202 232 262 225 290 315
3.9 4.1 4.0 4.6 4.8 4.8 4.9 5.0 5.3 5.4 6.1 6.2 6.8 8.7 9.1
1
25 ～ 32
CC07-C
12-RAC 25- 55E
24
15
SP12-12-45̶
2
1
32 ～ 45
CC08-C
16-RAC 32- 55E
-210E -225E -RAC 43-180E -195E 225E -240E -RAC 53-210E -240E -270E -RAC 70-255E -285E -315E -RAC100-225E
50
31
SP16-16-45̶
2
-Q20-110 -Q20-125 -Q20-110 -Q20-110 -Q26-140 -Q26-170N -Q26-140 -Q34-170 -Q34-200 -Q34-170 -Q42-125 -Q42-190 -Q42-125
1
60
40
43 ～ 55
20-RAC 43- 70E
SP20-20-45 SP20-20-60̶
2
HSK100A
1
53 ～ 70
26-RAC 53- 70E
65
53
CC12-C
SP26-26-60̶
2
1
70 ～ 100
34-RAC 70- 85E
80
64
SP34-34-60̶
10.1 11.7 11.7 15.1
2
1
100 ～ 130
42-RAC100-100E
-290E -315E
83
83
SP42-42-90
2
★ “ C ” grade （ Coated ） inserts are supplied as standard with the head.
★ Code No. of RAC25 and RAC32 with CC inserts are changed to RAC25E and RAC32E. e.g. HSK100A-RAC25-150 → HSK100A-RAC25-150E 12-RAC25- 55 → 12-RAC25- 55E
P.250 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. HSK100A-RAC53-210E-C ★ For HSK40A or 50A , modular connection system is applied. Please refer P.267 for Base Holder. ★ HSK100A-RAC100-375E, 425E and 475E are also available. ★ Lubrication Pipe is optional. Please refer P.298 P.267 for base holder, P.90 for spacer and
Insert tip for RAC-E
● : best ● : good
● ● ●
Steel Stainless Steel Cast Iron Aluminium
Please add the grade indication into ○ , and add the insert tip material indication
Material
●
at the end off the Code No. e.g. CC12-C8 （ AC630M ）
Coated Carbide M
Coated Carbide K
Code No. Nose R Material Grade
C
AC630M
AC410K
Dimension
Applicable Arbor
3.18 7 °
CC07- ○ 4 CC07- ○ 8 CC08- ○ 4 CC08- ○ 8 CC12- ○ 4 CC12- ○ 8
● ● ● ● ● ●
● ● ● ● ● ●
0.4
RAC25E
φ 3.4
7.94
0.8
CCMT0803 ○ L
8.0
3.97 7 °
0.4
RAC25E(CC08), RAC32E
φ 4.4
9.525
0.8
CCMT09T3 ○ N
9.7
4.76 7 °
0.4
RAC43E - RAC530E
φ 5.5
12.7
0.8
CCMT1204 ○ N
12.9
250
★ Minimum order quantity : 10pcs.
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