CAT.303M NIKKEN NC Tooling Catalogue

ZMAC ADVANCED BORING ARBOR ( ZMAC-V ) JAPAN PAT.

Boring for Finishing

L

M

φ C 1

φ

C

φ D

No Micro Vibration due to Double-Contact Support of Cartridge. Long Tool-Life & High Accuracy.

h

h 2

L

L

M

M

φ C 1

φ C

φ C 1

φ C

φ D

φ Q

φ Q 1

φ D

ZMAC-V Photo shows ZMAC -V .

h

h 2

h 1

h 2

h

(Spacer)

Only for ZMAC16-V

please add the letter “ R ” to the code No. e.g. MBT40-ZMAC32 R -150V

All codes shown are for heads with triangular inserts

For heads with rhomboid inserts

P.109

Cupling Dia M

Boring Range D

Boring Depth M

Code No.

Weight (kg)

C 1 C

TAPER

Q- Min.D -h 2 Head No.

Insert No.

Min.D - L MBTNo. -

15.9 ~ 20.2 19.8 ~ 25.2 24.8 ~ 32.2 31.8 ~ 42.2 41.8 ~ 55.2 54.8 ~ 70.2 69.8 ~ 85.2 84.8 ~ 100.2 15.9 ~ 20.2 19.8 ~ 25.2 24.8 ~ 32.2 31.8 ~ 42.2 41.8 ~ 55.2 54.8 ~ 70.2 69.8 ~ 85.2 84.8 ~ 100.2 99.5 ~ 140.5 139.5 ~ 180.5

MBT40-ZMAC 16-125V, 135V

12-ZMAC16-45V, 55V 9-ZMAC20-40V 12-ZMAC25-40V 16-ZMAC32-55V 20-ZMAC42-70V 26-ZMAC55-70V 34-ZMAC70-70V 42-ZMAC85-100V 12-ZMAC16-45, 55V 9-ZMAC20-40V 12-ZMAC25-40V 16-ZMAC32-55V 20-ZMAC42-70V 26-ZMAC55-70V 34-ZMAC70-70V 42-ZMAC85-100V 42-ZMAC100-100V 42-ZMAC140-100V

38, 48 45, 67, 75 52, 90, 97

24 30 35 42 50 50 64 62 24 40 44 50 60 65 80

1.9, 1.9 1.9, 1.9, 2.0 2.0, 2.1, 2.1 2.5, 2.7, 2.7 3.0, 3.2, 3.5 3.9, 4.6, 4.6 5.4, 5.8, 6.8 9.0 4.7, 4.7

12 9 12 16 20 26 34 42 12 9 12 16 20 26 34

15 19 24 31 40 53 67 83 15 19 24 31 40 53 67

-ZMAC 20-120V, 135V, 150V -ZMAC 25-120V, 150V, 165V -ZMAC 32-150V, 180V, 195V -ZMAC 42-150V, 180V, 210V -ZMAC 55-165V, 210V, 225V -ZMAC 70-165V, 180V, 225V -ZMAC 85-195V

3MP-C,B

4MP-C,B

77, 110, 122 97, 130, 157 135, 180, 195 165, 180, 225 195 38, 48

No.40

6MP-C,B

MBT50-ZMAC 16-140V, 150V

-ZMAC 20-150V, 165V, 180V -ZMAC 25-135V, 165V, 180V -ZMAC 32-180V, 210V, 225V -ZMAC 42-180V, 195V, 225V, 240V

3MP-C,B

45, 67, 75 52, 90, 97 77, 110, 122 97, 130, 142, 157

4.8, 4.8, 4.9 4.8, 4.8, 4.9 5.5, 5.6, 5.7 6.0, 6.0, 6.4, 6.5 7.5, 7.6, 8.1 10.0, 10.6, 11.5 12.5, 15.0, 16.0

4MP-C,B

No.50

-ZMAC 55-210V, 240V, 270V -ZMAC 70-240V, 270V, 300V -ZMAC 85-225V, 290V, 315V -ZMAC100-225V, 290V * -ZMAC140-225V, 290V *

117, 182, 177 190, 220, 250 182, 247, 272

6MP-C,B

83

13.8, 16.5 14.6, 17.3

42

83

225, 290

★ MIN. dial readout : ZMAC25-V & smaller is 0.02mm on diameter. ZMAC32-V and larger are 0.01mm on diameter. ★ “C” grade (Coated) insert for Steel, Stainless & Cast Iron is supplied as Standard with the head (Smooth boring & Long tool-life). We would recommend “ B ” grade ( CBN ) insert for Hardened Steel & High Speed boring of Cast Iron. Please refer P.107 for cutting condition. ★ Please refer P.160 for Shank, and P.90 for Spacer, and P.75 for Head. ★ Centre Through Coolant function is available as standard. ★ * : MBT50-ZMAC100-325V, 375V, 425V, 475V are also available. MBT50-ZMAC140-325V, 375V, 425V, 475V ★ When L length is required longer than standard, please specify boring depth M.

L

M

High Speed Boring ZMAC -V Special Hardened Light Alloy Metal Head with Balancing for Anti-Vibration. MAX12,000r/min

ZMAC-V for Multi-Stage Boring Bar Please contact us for the special boring bar.

High Pressure Coolant Through Tool

Photo. shows NC5 shank.

Please add “AA” at the end of Code No. for the boring arbor with ZMAC -V head.

P.76

e.g. MBT40-ZMAC42-150AAV

162

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