Cubic Boron Nitride (CBN) Inserts
Cubic Boron Nitride (CBN) inserts are cutting-edge tools that excel in machining hardened materials like steel, cast iron, and high-temperature alloys. They have exceptional wear resistance, thermal stability, and cutting performance. WIDIA CBN inserts are indispensable in applications requiring high precision and efficiency in turning, milling, or grinding. Select from several grades, geometries and shapes.
Filters
Filters
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MetricInch
Workpiece Material
Workpiece Material
- K Cast Iron (6)
- K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(6)
- H Hardened Materials (62)
- H1Hardened Materials 44-48 HRC(62)
- H2Hardened Materials 48-55 HRC(62)
- H3Hardened Materials 56-60 HRC(62)
- H4Hardened Materials >60 HRC(62)
Cutting Condition
Cutting Condition
- Heavily Interrupted Cut (16)
- Lightly Interrupted Cut (29)
- Smooth Cut (36)
Cutting Edges Per Insert
Cutting Edges Per Insert
- 1.0 (3)
- 2.0 (52)
- 3.0 (10)
- 4.0 (3)
to
Corner Radius
Corner Radius
- 0.008 in(2)
- 0.016 in(24)
- 0.031 in(32)
- 0.047 in(5)
- 0.188 in(1)
- 0.25 in(4)
to
Corner Radius
Corner Radius
- 0.2 mm(2)
- 0.4 mm(24)
- 0.8 mm(32)
- 1.2 mm(5)
- 4.775 mm(1)
- 6.35 mm(4)
to
Application
Minimum Depth of Cut
Minimum Depth of Cut
Minimum Feed
Minimum Feed
Grade Of Cutting Tool
Grade Of Cutting Tool
- WBH10P (13)
- WBH10U (6)
- WBH20P (29)
- WBH30P (14)
- WBH40C (1)
- WBK40U (3)
- WBK45U (2)
Front-End
Insert Shape
Insert Shape
- C-DIAMOND/RHOMBIC 80 (24)
- D-DIAMOND/RHOMBIC 55 (18)
- R-ROUND (5)
- S-SQUARE 90 (1)
- T-TRIANGLE 60 (9)
- V-DIAMOND/RHOMBIC 35 (9)
- W-TRIGON 80 (2)
Insert Geometry
Shape
Shape
- C-DIAMOND/RHOMBIC 80 (24)
- D-DIAMOND/RHOMBIC 55 (18)
- R-ROUND (5)
- S-SQUARE 90 (1)
- T-TRIANGLE 60 (9)
- V-DIAMOND/RHOMBIC 35 (9)
- W-TRIGON 80 (2)
Insert IC Size
Insert IC Size
- 6.35 mm(10)
- 9.525 mm(28)
- 12.7 mm(30)
to
Insert IC Size
Insert IC Size
- 0.25 in(10)
- 0.375 in(28)
- 0.5 in(30)
to
Cutting Edge Length
Cutting Edge Length
- 6.448 mm(2)
- 7.74 mm(1)
- 7.752 mm(2)
- 8.687 mm(2)
- 9.67 mm(6)
- 9.672 mm(3)
- 11.0 mm(5)
- 11.63 mm(5)
- 12.7 mm(1)
- 12.896 mm(11)
- 12.9 mm(2)
- 15.5 mm(1)
- 15.504 mm(9)
- 16.5 mm(4)
- 16.606 mm(6)
- 16.61 mm(3)
to
Cutting Edge Length
Cutting Edge Length
- 0.2539 in(2)
- 0.305 in(1)
- 0.3052 in(2)
- 0.342 in(2)
- 0.3808 in(3)
- 0.381 in(6)
- 0.433 in(2)
- 0.4331 in(3)
- 0.458 in(5)
- 0.5 in(1)
- 0.5077 in(11)
- 0.508 in(2)
- 0.61 in(1)
- 0.6104 in(9)
- 0.6496 in(3)
- 0.65 in(1)
- 0.6538 in(6)
- 0.654 in(3)
to
Chip Breaker CBMD
Chip Breaker CBMD
- EMT (1)
Cutting Tool Material
Cutting Tool Material
- B H (12)
- B L (42)
- H W (14)
Tolerance Class
Tolerance Class
- G (62)
- M (6)
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