Various insert lineup for KGD toolholder

Smooth chip control

» Newly-introduced chipbreakers designed to cover a variety of workpiece materials.

High precision edge preparation

» High precision molding technology with tolerance ±0.03 mm (Edge width 2, 3, 4 mm types)

Highly-reputed MEGACOAT technology

» Long tool life and high efficiency machining achieved by superior oxidation resistance and wear resistance.

Application map Chipbreaker selection

Grooving and turning Application High

GG GL: Low feed PH: High feed External grooving Copying

GM: General Non-ferrous Low feed Carbon steel High feed

purpose metals Alloy steel Stainless steel Interruption GS: Low Low rigid

cutting force material Low Feed rate High

Low cuttingLow feedGeneralHigh feedCopying
forcepurpose
GSGLGMPHCM

Comparison of chip control (15CrMo4, Vc = 150 m/min, f = 0.15 mm/rev)

GM chipbreaker Competitor A Competitor B

Smooth chip control » Less chip biting troubles Toolholder and insert combination of KGD type (new) and KGM type (conventional) Insert setting angle for grooving toolholders

New insert Conventional insert

KGD...0˚ Conventional tools KGM...5˚ GDM GMM

0° 5° New toolholder Conventional KGD toolholder KGM Installing conventional inserts to the new toolholder

is not recommended.