Internal grooving GH/GHU type

KIGH (Internal grooving / Deep grooving)

DMIN

α LH

Toolholder dimensions

H LF

DMIN2 (Min. cutting dia.)

(Available grooving depth) Fig. A Right-hand shown

Availa- bilityDimension (mm)ClampClamp boltSpareparts SpringWasherWrench (hex.)
Description
RCDXDMINDCONHLHLFWF
KIGHR4532B-4N45323020028.2
5540B-4N125540382725032.3CGH-1LHH6X25SP-6W-6LW-5
6550B-4N65504830037.3
KIGHR4532B-5N45323020028.2
5540B-5N125540382725032.3CGH-1LHH6X25SP-6W-6LW-5
6550B-5N65504830037.3
KIGHR5540B-7N125540382725032.3CGH-2LHH6X25SP-6W-6LW-5

G

CDX shows the distance from the toolholder to the cutting edge. For the available grooving depth (CD), ref. to „List of Min. Available Cutting Diameter and Groove Depth“. LH depends on the insert‘s edge width.

Rake angle (α) after installment of GH / GHU insert List of the min. cutting diameter and grooving depth (Refer to Fig. A)

GH○○○○- ○○GHU○○-○○Toolholder descritionøD (Min dttin dia)
αInsertgradesαInsertgradesp.g .
-5°A65, A66N, PT600MKIGHR 4532B-○ø110ø70ø65ø60ø55ø45
+5°TC40°TN605540B-○ø70ø60ø55
+15°TN90, TC60 PR930+CR90256550B-○ø65
KW10Available drooving depth CD (mm)1211.511109Under 8