Page 463 - Iscar

a° di S
CNHT/MT 07
Toroidal Bull Nose Peripherally Ground Rd°
Inserts with 4 Cutting Edges

r
Recommended
Dimensions Tough 1 Hard
Machining Data MILLING INSERTS

IC808 IC908 ap fz
Designation di r S a° ae min ) ae max ) (mm) (mm/t)
(
(
CNMT 070308-MM (1) 7.00 0.80 4.00 80 1.00 4.50 • 0.80-4.00 0.12-0.30
CNHT 070305 7.00 0.50 3.60 80 1.00 4.50 • 0.10-1.50 0.10-0.25
CNHT 070310 7.00 1.00 3.60 80 1.00 4.50 • 0.10-1.50 0.10-0.25
CNHT 070315 7.00 1.50 3.60 80 1.00 4.50 • 0.10-1.50 0.10-0.25
• For cutting speed recommendations, see pages 462-498
(1) Do not use on E93CN tools
For tools, see pages: E90CN (10) • E90CN-M (10) • E93CN (234) • E93CN-M (235) • E93CN-MM (235)
Machining Recommendations

Finishing Plunging
Light Medium Heavy Light Medium Heavy
ap 0.1 0.5 1-1.5 ae CNHT 1 3 4.5
f mm/t 0.25 0.15 0.1 ENHT 1 4 8.5
f mm/t 0.12 0.1 0.08

Machining Small Corner Radii Machining Long Unsupported Parts
Light Medium Heavy Light Medium Heavy
ap 0.1 0.5 1-2 ap 0.1 0.5 2
ae 0.1 0.5 1-2 ae 0.1 0.5 0.5
f mm/t 0.25 0.15 0.1 f mm/t 0.25 0.15 0.1

Undercut
Light Medium Heavy
ap 2 4 6
ae 0.1 0.2 0.3
f mm/t 0.25 0.15 0.1

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