Internal grooving GBA type

KIGBA (Internal grooving / Shallow grooving)

DMIN

LH H

LF

Right-hand shown | Left-hand Insert for Right-hand Toolholder, Right-hand Insert for Left-hand Toolholder.

Toolholder dimensions

Availabi- Spare parts Dimension (mm)

lityClamp set Wrench (Torx)G
DescriptionApplicable inserts

R L ON H LH LF WF

KIGBA&3525-16NN2.8 35 25 23 30 220 17.5 LGBA-16 SFT-15GBA32
KIGBA&4032-22NN3 40 32 30 30 250 23 LGBA-22 SFT-15GBA43

CDX shows the distance from the toolholder to the cutting edge. Available grooving depth depends on the insert. KIGBAR/L 3525-16 : CDX of the applicable insert (GBA32), KIGBA 4032-22 : CDX of the applicable insert (GBA43) (1) 2.0 mm (CDX < 3.0mm) (2) 3.0mm (CDX ≥ 3.0 mm) Clamp Set : LGBA-○○LS for Right-hand Toolholder, and LGBA-○○RS for Left-hand Toolholder. Applicable inserts

G8 reference page Rake Angle (α) after Installment of GBA insert

GBA32&○○○-○○○GBA43&○○○-○○○GBA43&○○○-○○○R (Full-R)
αInsertgradesαInsertgradesαInsertgradesFull-R Description
TN620,TN90,PV7040,PR930 PR1115PR1215PR1625-9°KBN510, KBN525+1°TN620,TN90,PV7040,PR930 PR1115PR1215PR1625 PR905050R~150R
+1°, , PR905TN620TC40TN90PV7040,,
, KPD001, KPD010+1°,,, PR930, PR1115, PR1215, PR1625, PR905°TN620,TN90,PV7040,PR930 PR1115PR1215PR1625 PR905200R
KPD001, KPD010+5,,
+11°KW10+11°KW10KW10050R~200R

Rake Angle (α) after Installment of GBA-GM insert

αInsert description
+1°GBA43&150-020GM
GBA43&175-020GM
+6°~ GBA43&265-030GM
GBA43&300-030GM
+3°~ GBA43&400-040GM
  • indicates the rake angle at the center of the edge

width, after installing insert. Rake Angle (α) after Installment of GBA-MY insert

αInsert description
GBA43&175-020MY
+6°~
GBA43&350-030MY
+5°GBA43&400-040MY
  • indicates the rake angle at the center of the edge

width, after installing insert.