
±0.1 30 Ref. GDMN Utility Double-Ended Inserts for 7° 6.4 Grooving and Turning Ductile Materials M W R Dimensions Tough 1 Hard Recommended Machining Data a p f turn f groove Designation W ±0.05 R ±0.05 T max-r M IC830 IC8250 IC808 IC907 (mm) (mm/rev) (mm/rev) GROOVE-TURN GDMN 808 8.00 0.80 27.00 6.00 • • • • 1.00-3.20 0.20-0.35 0.10-0.30 • Dmin for internal machining = 65 mm • For cutting speed recommendations and user guide, see pages 340-351 For tools, see pages: C#-GHDR/L (233) • CGHN-8-10D (244) • GADR/L-8 (243) • GADR/L-JHP (243) • GAFG-R/L-8 (451) • GHDR/L (long pocket) (240) • GHDR/L-JHP (long pocket) (241) • GHFG-R/L-8 (450) • GHFGR/L-8 (450) • GHIR/L (W=7.0-8.3) (301) ±0.1 30 Ref. GDMU Utility Inserts for Heavy Grooving R 7° 6.4 on Ductile Materials W M Recommended Dimensions Tough 1 Hard Machining Data f groove Designation W ±0.05 R ±0.05 M IC830 IC8250 (mm/rev) GDMU 808 8.00 0.80 6.00 • • 0.10-0.24 • For cutting speed recommendations and user guide, see pages 340-351 For tools, see pages: C#-GHDR/L (233) • CGHN-8-10D (244) • GADR/L-8 (243) • GADR/L-JHP (243) • GAFG-R/L-8 (451) • GHDR/L (long pocket) (240) • GHDR/L-JHP (long pocket) (241) • GHFG-R/L-8 (450) • GHFGR/L-8 (450) • GHIR/L (W=7.0-8.3) (301) ±0.1 GIMY (full radius) Utility Single-Ended Inserts 7° 5 for Grooving and Profiling 15.3 Ref. W M R Dimensions Tough 1 Hard Recommended Machining Data a p f turn f groove Designation W ±0.05 R ±0.05 M IC830 IC8250 IC808 IC20 IC20N IC806 (mm) (mm/rev) (mm/rev) GIMY 315 3.00 1.50 2.40 • • • • • • 0.00-1.50 0.18-0.26 0.07-0.13 GIMY 420 4.00 2.00 3.20 • • • • • • 0.00-2.00 0.20-0.28 0.09-0.17 GIMY 525 5.00 2.50 3.90 • • • • • • 0.00-2.50 0.23-0.42 0.11-0.21 GIMY 630 6.00 3.00 5.00 • • • • • • 0.00-3.00 0.24-0.50 0.13-0.25 GIMY 635-318 6.35 3.18 5.10 • • • • 0.00-3.10 0.25-0.53 0.14-0.27 GIMY 840 8.00 4.00 5.60 • • • • 0.00-4.00 0.32-0.67 0.18-0.34 • Dmin for internal application=70 mm • Can cut arcs to 250° • For cutting speed recommendations and user guide, see pages 340-351 For tools, see pages: C#-GHDR/L (233) • CGFG 51-P8 (452) • CGHN 26-M (302) • CGHN 32-DGM (304) • CGHN 32-M (303) • CGHN-D (239) • CGHN-DG (239) • CGHN-P8 (240) • CGHN-S (239) • CGHR/L-P8DG (240) • CGPAD (238) • CGPAD-JHP (238) • GHDR/L (short pocket) (233) • GHDR/L-JHP (short pocket) (234) • GHGR/L (235) • GHMPR/L (232) • GHMR/L (232) • GHSR/L (312) • GHSR/L-JHP-SL (313) 246 ISCAR