HI Back-turning of Double-hole Grooving & Turning of Duble-hole

Designation L IC ± 0.02 T ± 0.02 I E ± 0.02 X 0 A a P a b c d R Fig.
DHB 6R /L 05 - 000 NB 20 32.0 6.0 2.5 8.5 0.5 3.0 20° 2° 3° 0° 2.70 1.0 0.17 0.00 1
6R /L 05 - 008 NB 20 32.0 6.0 2.5 8.5 0.5 3.0 20° 2° 3° 0° 2.70 1.0 0.17 0.08 1
6R /L 08 - 000 NB 20 32.0 6.0 2.5 8.5 0.8 4.0 20° 2° 3° 0° 2.70 1.0 0.27 0.00 1
6R /L 10 - 000 NB 20 32.0 6.0 2.5 8.5 1.0 4.0 20° 2° 3° 0° 2.70 1.0 0.33 0.00 1
6R /L 12 - 000 NB 20 32.0 6.0 2.5 8.5 1.2 5.0 20° 2° 3° 0° 2.70 1.0 0.40 0.00 1
6R /L 15 - 000 NB 20 32.0 6.0 2.5 8.5 1.5 5.0 20° 2° 3° 0° 2.70 1.0 0.50 0.00 1
Insert Machining Insert Insert Groove Corner - R Chipbreaker Front rake Carbide grades
6 R / L 05 -000 NB 20 - 1 OF 32.0 6.0 2.5 8.5 0.5 3.0 20° 2° 3° 10° 2.70 1.0 0.17 0.00 1
name Type length hand width name angle
6 R / L 05 -008NB20 - 1 OF 32.0 6.0 2.5 8.5 0.5 3.0 20° 2° 3° 10° 2.70 1.0 0.17 0.08 1
6 R / L 08 -000 NB 20 - 1 OF 32.0 6.0 2.5 8.5 0.8 4.0 20° 2° 3° 10° 2.70 1.0 0.27 0.00 1
6 R / L 10 -000 NB 20 - 1 OF 32.0 6.0 2.5 8.5 1.0 4.0 20° 2° 3° 10° 2.70 1.0 0.33 0.00 1 Insert Name Machining Type Insert Size
6 R / L 12 -000 NB 20 - 1 OF 32.0 6.0 2.5 8.5 1.2 5.0 20° 2° 3° 10 ° 2.70 1.0 0.40 0.00 1
6 R / L 15 -000 NB 20 - 1 OF 32.0 6.0 2.5 8.5 1.5 6.0 20° 2° 3° 10° 2.70 1.0 0.50 0.00 1
6 R / L 05 -008 BC 30 -08 F 32.0 6.0 2.5 8.5 0.5 6.0 30° 3° 20° 8° 3.50 0.2 2.4 0.08 2
6 R / L 05 -000 BC 35 - 15F 32.0 6.0 2.5 8.5 0.5 6.5 35 ° 2° 15° 3.00 0.2 2.5 0.00 2
6 R / L 05 -008 BC 35 - 15 F 32.0 6.0 2.5 8.5 0.5 6.5 35 ° 2° 15 ° 3.00 0.2 2.5 0.08 2
6: insert length is 32.0 mm
7R /L 10 - 000 NB 20 43.0 8.0 4.0 11.5 1.0 5.0 20° 3° 3° 0° 4.00 1.5 0.5 1
0.00 Double Hole Type of insert G: Grooving & Turning 7: insert length is 43.0 mm
7R /L 10 - 008 NB 20 43.0 8.0 4.0 11.5 1.0 5.0 20° 3° 3° 0° 4.00 1.5 0.5 0.00 1
7R /L 15 - 000 NB 20 43.0 8.0 4.0 11.5 1.5 6.0 20° 3° 3° 0° 4.00 1.5 0.5 0.00 1
7R /L 20 - 000 NB 20 43.0 8.0 4.0 11.5 2.0 7.5 20° 3° 3° 0° 4.00 1.5 0.5 0.00 1
7R /L 25 - 000 NB 20 43.0 8.0 4.0 11.5 2.5 9.0 20° 3° 3° 0° 4.00 1.5 0.5 0.00 1
7 R / L 10 -000 NB 20 - 1 OF 43.0 8.0 4.0 11.5 1.0 5.0 20° 3° 3° 10 ° 4.00 1.5 0.5 0.00 1
7 R / L 10 -008NB 20 - 1 OF 43.0 8.0 4.0 11.5 1.0 5.0 20° 3° 3° 10 ° 4.00 1.5 0.5 0.08 1 Insert Hand Groove Width Corner -R
7 R / L 10 -020 NB 20 - 1 OF 43.0 8.0 4.0 11.5 1.0 5.0 20° 3° 3° 10° 4.00 1.5 0.5 0.20 1
- -
7 R / L 15 000 NB 20 1 OF 43.0 8.0 4.0 11.5 1.5 6.0 20° 3° 3° 10° 4.00 1.5 0.5 0.00 1
7 R / L 15 -020 NB 20 - 1 OF 43.0 8.0 4.0 11.5 1.5 6.0 20° 3° 3° 10 ° 4.00 1.5 0.5 0.20 1
7 R / L 18 -000 NB 20 - 1 OF 43.0 8.0 4.0 11.5 1.8 9.0 20° 3° 10 ° 6.00 4.0 0.5 0.00 1
7 R / L 18 -020 NB20 - 1 OF 43.0 8.0 4.0 11.5 1.8 9.0 20° 3° 10 ° 6.00 4.0 0.5 0.20 1
R: right hand 100: 1.0 mm 150: 1.5 mm 200: 2.0 mm
201 7 R / L 20 -000 NB 20 - 1 OF 43.0 8.0 4.0 11.5 2.0 7.5 20° 3° 3° 10° 4.00 1.5 0.5 0.00 1 000: 0.00 008: 0.08 020: 0.2 202
L: left hand 250: 2.5 mm 300: 3.0 mm 400: 4.0 mm
7 R / L 20 -020 NB 20 - 1 OF 43.0 8.0 4.0 11.5 2.0 7.5 20° 3° 3° 10° 4.00 1.5 0.5 0.20 1
7 R / L 25 -000 NB 20 - 1 OF 43.0 8.0 4.0 11.5 2.5 9.0 20° 3° 3° 10° 4.00 1.5 0.5 0.00 1
7 R / L 25 -020 NB 20 - 1 OF 43.0 8.0 4.0 11.5 2.5 9.0 20° 3° 3° 10 ° 4.00 1.5 0.5 0.20 1
7 R / L 05 -008 BC 30 -08F 43.0 8.0 4.0 11.5 0.5 9.0 30° 3° 20° 8° 5.30 0.2 3.5 0.08 2

r 7 R / L 00 -008 BC 30 -08 F
7 R / L 00 -020 BC 30 -08 F
43.0
43.0
8.0
8.0
4.0
4.0
11.5
11.5
0.0
0.0
9.0
9.0
30°
30°




5.50
5.50
0.2
0.2
3.5
3.5
0.08
0.20
2
2
Chipbreaker Name Front Rake Angle Carbide Grades
7 R / L 06 -000 BC 35 - 15 F 43.0 8.0 4.0 11.5 0.6 9.0 35 ° 3° 15° 5.00 0.2 4.0 0.00 2
- -
7 R / L 06 008BC 35 15 F 43.0 8.0 4.0 11.5 0.6 9.0 35 ° 3° 15° 5.00 0.2 4.0 0.08 2


TTIP 30 TTIM45
none: no front rake angle
10F: 10 °

NB Type