2014-2015 Полный каталог инструмента Mitsubishi (Митсубиси) EN
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GROOVING SYSTEM
RECOMMENDED CUTTING CONDITIONS [For External Recessing]
Work Material Hardness Grade Cutting Speed (m/min) 250
50 100 150 200
P < 180HB VP20RT 80 180
VP10RT 90 190
Mild Steel
VP20RT 60 140
Carbon Steel 180 280HB VP10RT 70 150
Alloy Steel MY5015 90
210
NX2525 55 135
VP20RT 50 110
Carbon Steel 280 350HB VP10RT 60 120 160
Alloy Steel MY5015 80
GROOVING M < 350HB NX2525 45 105
VP20RT 50 110
Stainless Steel VP10RT 60 120
VP20RT 60 140
K
Gray Cast Iron < 350MPa VP10RT 70 150
MY5015 90 210
VP20RT 50 110
Ductile Cast Iron < 800MPa VP10RT 60 120
MY5015 80 160
VP20RT
S 30 60
40 70
Titanium Alloy
VP10RT
Heat Resistant Alloy VP20RT 30 60
40 70
VP10RT
(Note 1) VP20RT is the first recommended grade for materials other than hardened steel.
(Note 2) For VP10RT, VP20RT and MY5015, wet cutting is recommended.
DISTANCE FROM THE WORKPIECE TO THE RECESS DEPTH
ap Grooving Width Recessing Depth Distance workpiece to the recess depth
W (mm) t (mm) ap (mm)
t 2.00 1.50 0.646
2.50 1.75 0.720
ap 3.00 2.00 0.793
3.18 2.09 0.819
4.00 2.50 0.939
4.75 2.88 1.049
5.00 3.00 1.086
6.00 3.50 1.232
6.35 3.68 1.283
BM BREAKER
Minimum grooving diameter
Ensure the tool is suitable for the diameter being machined. Refer to the Min. Grooving Diameter D1 as shown in the table on the first page to
avoid a collision with the workpiece as shown below.
y Recommended feed rate and depth of cut
Min. Grooving aRecessing 1st
Diameter Recommendation
J
Seat size H
G
F
E
D
0 0.05 0.1 0.15 0.2 0.25
Feed (mm/rev)
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