Tmax-rTGMF 635-080
TGIR/L-Cdg7
Grooving and Turning Bars with Coolant Holes Carrying TOP-GRIP Utility InsertsDminl Tmax-r f2 W l1h1 1.65.5 0.5 19°Right-hand shown
DesignationdWminWmaxDminTmax-rh1l1l2fInletInsert
TGIR/L 16C-316.003.003.0020.505.507.5150.0025.012.0M6TGMF 3
TGIR/L 20C-320.003.003.0025.005.509.0180.0032.014.2M6TGMF 3
TGIR/L 25C-325.003.003.0032.008.0011.5200.0040.018.8R1/8TGMF 3
TGIR/L 25C-425.004.005.0032.508.5011.5200.0040.019.5R1/8TGMF 4, TGMF/P 5
TGIR/L 32C-432.004.005.0042.0011.0014.5220.0050.025.5R1/8TGMF 4, TGMF/P 5
TGIR/L 32C-632.006.006.3557.00(1)17.5014.5220.0050.029.0R1/8TGMF 6
TGIR/L 40C-640.006.006.3557.00(1)17.5018.0300.0060.035.2R1/8TGMF 6
  • For user guide, see pages 340-351

(1) For Dmin 47 mm, modify insert according to sketch For inserts, see pages: TGMF (full radius) (232) TGMF/P (231)

Spare Parts
Designation
TGIR/L 16C-3SR 76-1400T-20/5PL 16
TGIR/L 20C-3SR 76-1400T-20/5PL 20
TGIR/L 25C-3SR M5X16 DIN912HW 4.0PL 25
TGIR/L 25C-4SR M5X16 DIN912HW 4.0PL 25
TGIR/L 32C-4SR M6X20 DIN912HW 5.0PL 32
TGIR/L 32C-6SR M6X20 DIN912HW 5.0PL 32
TGIR/L 40C-6SR M6X25 DIN912HW 5.0PL 40
TGHN 26-M Internal Grooving and Turning Blades for GHIC...-70 Bars14.5l1 25°35° WB1 h1 A 150°F1 Dminf F1
DesignationWminWmaxAfmin(1)fmax(1)F1min(1)F1max(1)h1l1B1Dmin
TGHN 26-3M3.003.002.4040.041.513.515.021.463.0026.070.00
TGHN 26-4M4.005.003.2040.041.513.515.021.463.0026.070.00
TGHN 26-5M5.005.004.0040.046.513.520.021.463.0026.070.00
  • Grooving depth (Tmax-r) varies in conformance with blade's overhang (f andF1) and depends on the bore diameter (D).
  • TGHN 26...-M can be modifiedfrom

external double-sided TGHN blades For user guide, see pages 340-351 (1) Adjustable extension For inserts, see pages: TGMF (full radius) (232) TGMF/P (231) For holders, see pages: GHIC-70 (301)

Internal Grooving Capacity for TGHN Blades

19Example:
F1=20
For grooving depth T=15.5 mm
18
F1=19and grooving width=5 mm
17in bore øD=100, use blade
F1=18
16TGHN 26-5M and adjust overhang to F =18 mm.

1 F1=17 15 TGHN 26-...M F1=16

14 F1=15 13 F1=14 12 F1=13 Tmax 11 D f1 10 T (1)

Bore Diameter D (mm)