HIGH SPEED MILLING CHUCK
Anniversary type & High Speed Applicable for High Pressure Centre Through Coolant by CCK Collet
L
ℓ 3
ℓ 2
ℓ 1
φ C 1
GFS type For machining of aluminum JAPAN PAT.
φ D 1
φ D
C-G
Centre Through MAX. 7MPa
High Speed
Weight （ kg ）
MAX. (r/min)
Code No. NBT30-C12- 55G -C16- 55G - 70G -C20- 65G ＊ 1 - 75G -C25- 75G ＊ 2 - 80G - 90G -C32- 90G ＊ 3 -100G NBT40-C12- 65G - 90G -C16- 60G
TAPER
Collet
D C 1 D 1
L
1
2
3
12 16
58 57 70 67 75 75 82 90 90 100
12 16
33 40
48 50 57 56 56 60 67
CCK12 KM12 CCK16 KM16
53 58
58 65 80 68 68 80 68 76 58
0.5 0.6 0.7 0.8 0.9 1.0 1.2 1.3 1.4 1.5 1.1 1.3 1.2 1.4 1.5 1.7 1.9 1.4 1.7 1.9 2.1 1.6 2.0 2.3 2.6 1.9 2.3 2.9 3.2
40,000
20
20
48
30,000
CCK20
CCNK20
KM20 NK20
66
No.30
25
25
55
25,000
CCK25
CCNK25
KM25 NK25
65
66 77 53
＊ 4
＊ 4
32
32
62
10,000
CCK32
CCNK32
KM32 NK32
65 90 63 75 90
12
12
33
30,000
CCK12 KM12
48
- 75G - 90G -105G -120G -C20- 70G - 90G -105G -120G -C25- 70G - 90G -105G -120G -C32- 85G
16
16
40
CCK16 KM16
50
58
65
105 120
25,000
71 90
20
20
48
CCK20
CCNK20
KM20 NK20
57
66
No.40
105 120
80
70 90
25
25
55
CCK25
CCNK25
KM25 NK25
60
72
105 120 85 105 120 135
20,000
64 70 70 70
77 81 81 81
-105G -120G -135G
32
32
68
CCK32
CCNK32
KM32 NK32
107
★ GH Handle is available as an option. Please refer P.299 C12-G ： GH12, C16-G ： GH16, C20-G ： GH20, C25-G ： GH25, C32-G （ φC1=68mm ）： GH32, C32-G （ φC1=62mm ）： GH32S, ★ Please note the acceptable shank tolerance is h6. ★ Please add “ RP ” at the end of Code No. for Rust Proof Treatment Milling Chuck . e.g. NBT40-C32-85G-RP ★ Centre Through Coolant application ； For direct chucking, CKFN-D nut is recommended. With a collet, CCK collet and CKFN nut are recommended. ★ NBT30-C20-65G marked ＊ 1 may not be used by the M/C restriction. In this case, please use NBT30-C20-75G . ★ NBT50-C42-110P is also available. ★ Please refer P.280, P.281 for KM, NK, CCK and CCNK collet. ★ The milling chucks marked ＊ 1, ＊ 2 and ＊ 3 may not be used by the restriction of the diameter under V flange of your M/C. ★ ＊ 4 NK32 and CCNK32 collet can not be used on NBT30-C32-90. ★ Please refer P.279 for Milling Chuck Coolant Solution.
NBT40 C16 60 Explanation of the Code No. G
G ： High Speed GFS ： High Speed and Face Sealed
Nominal Gauge Length
Chucking Capacity
Symbol of Milling Chuck
Shank No.
CCK collet & CKFN nut The Jet Coolant Pressure creates a tornado effect, ensuring efficient swarf dispersal.
177
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