NC5 BALANCE-CUT BORING ARBOR
L
φ C 1
M
φ C
Power of Shoulder Support
φ D
Perfect Contact
Cutting Force
h
h 2
L
φ C 1
M
φ C
φ D
φ Q
φ Q 1
RAC Photo shows RAC head with A1 spacer .
h
h 1
h 2
（ Spacer ）
Boring Depth M
Boring Range D
P.62
Weight (kg)
Code No.
TAPER
Head No.
Insert No.
25 ～ 32 32 ～ 45 43 ～ 55 53 ～ 70 70 ～ 100 100 ～ 130 25 ～ 32 32 ～ 45 43 ～ 55 53 ～ 70 70 ～ 100 100 ～ 130 25 ～ 32 32 ～ 45 43 ～ 55 53 ～ 70 70 ～ 100 100 ～ 130
CC07-C CC08-C
12-RAC 25- 55E 16-RAC 32- 55E 20-RAC 43- 70E 26-RAC 53- 70E 34-RAC 70- 85E 42-RAC100-100E 12-RAC 25- 55E 16-RAC 32- 55E 20-RAC 43- 70E 26-RAC 53- 70E 34-RAC 70- 85E 42-RAC100-100E 12-RAC 25- 55E 16-RAC 32- 55E 20-RAC 43- 70E 26-RAC 53- 70E 34-RAC 70- 85E 42-RAC100-100E
NC5- 63-RAC 25-135E, 165E, 180E -RAC 32-150E, 180E, 195E -RAC 43-150E, 180E, 210E -RAC 53-165E, 210E, 225E -RAC 70-180E, 195E, 240E -RAC100-195E NC5- 85-RAC 25-150E, 180E, 195E -RAC 32-180E, 210E, 225E
1.7, 1.8, 1.8 2.1, 2.3, 2.3 2.4, 2.6, 2.9 2.2, 2.9, 3.0 4.5, 4.9, 5.9 6.5
67, 105, 112 77, 110, 122 97, 130, 157 135, 180, 195 180, 195, 240 195
NC5-63
CC12-C
CC07-C CC08-C
2.9, 3.0, 3.1 3.6, 3.8, 3.8 3.9, 4.0, 4.3, 4.4 5.1, 5.2, 5.8 7.7, 8.1, 9.1 10.7, 10.7, 14.1 3.9, 4.0, 4.1 4.6, 4.8, 4.8 4.9, 5.0, 5.3, 5.4 6.1, 6.2, 6.8 8.7, 9.1, 10.1 11.7, 11.7, 15.1
67, 105, 112 77, 110, 122 97, 130, 142, 157
-RAC 43-180E, 195E, 225E, 240E -RAC 53-210E, 240E, 270E -RAC 70-255E, 285E, 315E -RAC100-225E, 290E, 315E
NC5-85
117, 182, 177 205, 235, 265 187, 252, 277
CC12-C
CC07-C CC08-C
NC5-100-RAC 25-150E, 180E, 195E -RAC 32-180E, 210E, 225E
67, 105, 112 77, 110, 122 97, 130, 142, 157
-RAC 43-180E, 195E, 225E, 240E -RAC 53-210E, 240E, 270E -RAC 70-255E, 285E, 315E -RAC100-225E, 290E, 315E
NC5-100
117, 182, 177 205, 235, 265 225, 290, 315
CC12-C
★ “ C ” grade (Coated) inserts are supplied as standard with the head.
P.62 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. NC5-63-RAC53-165-C ★ Cartridges & Insert tips for the Heavy Duty Boring of Iron and Cast Iron （ No letter ） , for Aluminum （ A ） , and for Through Hole & Multiple Sheets （ K ） are available. Please refer P.67 for cartridges. Please add the letter “ No letter ” , “ A ” or “ K ” at the end of Code No. e.g. NC5-63-RAC53-165A ★ Cartridge & Insert for Alloy Steel (E) is recommended for boring on steel and stainless steel. e.g. NC5-63-RAC53-165E ★ For NC5-46, modular connection system is applied. Please refer P.224 for Base Holder. Code No. of RAC25 and RAC32 with CC inserts are changed to RAC25E and RAC32E . Please refer P.59, P.60 ★ When L length is required longer than standard, please specify the boring depth M. P.224 for base holder, P.90 for spacer and
L
M
High Pressure Coolant Through
221
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