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- Top Notch™ Grooving
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- Top Notch™ Inserts
Top Notch™ Inserts
If you are tired of downtime and tool damage, it is time to upgrade to Kennametal Top Notch inserts. These grooving and cut-off inserts are designed to increase stability in rapid-feed applications. Available in various styles, Kennametal Top Notch grooving inserts resist wear and tear, giving you accurate and consistent cuts with all workpiece materials.
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Workpiece Material
Workpiece Material
- P Steel (267)
- P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(267)
- P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(267)
- P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(267)
- P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(267)
- P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(267)
- P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(267)
- P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(267)
- M Stainless Steel (265)
- M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(265)
- M2High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(265)
- M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(265)
- K Cast Iron (176)
- K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(176)
- K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(176)
- K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(176)
- N Non-Ferrous Materials (211)
- N1Wrought Aluminum (211)
- N2Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(174)
- N4Copper, Brass, Zinc-based on machinability index range of 70-100 (211)
- N5Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass (174)
- N6Carbon, Graphite Composites, CFRP (174)
- S High-Temp Alloys (261)
- S1Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(261)
- S2Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(261)
- S3Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(261)
- S4Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(261)
- H Hardened Materials (97)
- H1Hardened Materials 44-48 HRC(97)
- H2Hardened Materials 48-55 HRC(46)
Applications
Applications
Face Grooving (308)
Grooving (308)
ID Grooving (224)
Plunge Turning (224)
Profiling (84)
Cutting Condition
Cutting Condition
- Heavily Interrupted Cut (176)
- Lightly Interrupted Cut (208)
- Smooth Cut (230)
- Varying Depth of Cut (258)
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Cutting Edges Per Insert
Cutting Edges Per Insert
- 1.0 (31)
- 2.0 (277)
Cutting Edges Per Insert MinEnter ValuetoCutting Edges Per Insert MaxCutting Edges Per Insert
Corner configuration
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Corner Radius
Corner Radius
- 0.02 in(7)
- 0.03 in(2)
- 0.031 in(63)
- 0.039 in(7)
- 0.047 in(42)
- 0.049 in(1)
- 0.06 in(6)
- 0.062 in(14)
- 0.063 in(72)
- 0.069 in(1)
- 0.078 in(15)
- 0.079 in(2)
- 0.095 in(45)
- 0.098 in(1)
- 0.125 in(30)
Corner Radius MinEnter ValuetoCorner Radius MaxCorner Radius
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Corner Radius
Corner Radius
- 0.5 mm(7)
- 0.75 mm(2)
- 0.775 mm(63)
- 1.0 mm(7)
- 1.201 mm(42)
- 1.25 mm(1)
- 1.5 mm(6)
- 1.576 mm(14)
- 1.6 mm(72)
- 1.75 mm(1)
- 1.975 mm(15)
- 2.0 mm(2)
- 2.401 mm(45)
- 2.5 mm(1)
- 3.176 mm(30)
Corner Radius MinEnter ValuetoCorner Radius MaxCorner Radius
Application
Minimum Depth of Cut
Minimum Depth of Cut
Minimum Feed
Minimum Feed
Grade Of Cutting Tool
Grade Of Cutting Tool
- K313 (10)
- K420 (4)
- K68 (27)
- KC5010 (51)
- KC5025 (36)
- KC730 (50)
- KC850 (41)
- KCK20 (2)
- KCU10 (46)
- KCU25 (41)
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Minimum Axial Groove Diameter
Minimum Axial Groove Diameter
- 88.9 mm(47)
- 139.701 mm(181)
- 209.601 mm(80)
Minimum Axial Groove Diameter MinEnter ValuetoMinimum Axial Groove Diameter MaxMinimum Axial Groove Diameter
=
Minimum Axial Groove Diameter
Minimum Axial Groove Diameter
- 3.5 in(47)
- 5.5 in(181)
- 8.252 in(80)
Minimum Axial Groove Diameter MinEnter ValuetoMinimum Axial Groove Diameter MaxMinimum Axial Groove Diameter
Front-End
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Cutting Width
Cutting Width
- 0.039 in(7)
- 0.06 in(2)
- 0.062 in(63)
- 0.079 in(7)
- 0.095 in(42)
- 0.098 in(1)
- 0.119 in(6)
- 0.125 in(86)
- 0.138 in(1)
- 0.156 in(15)
- 0.157 in(2)
- 0.188 in(40)
- 0.189 in(5)
- 0.197 in(1)
- 0.25 in(30)
Cutting Width MinEnter ValuetoCutting Width MaxCutting Width
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Cutting Width
Cutting Width
- 1.0 mm(7)
- 1.5 mm(2)
- 1.576 mm(63)
- 2.0 mm(7)
- 2.401 mm(42)
- 2.5 mm(1)
- 3.0 mm(6)
- 3.176 mm(86)
- 3.5 mm(1)
- 3.95 mm(11)
- 3.975 mm(4)
- 4.0 mm(2)
- 4.775 mm(40)
- 4.801 mm(5)
- 5.0 mm(1)
- 6.351 mm(30)
Cutting Width MinEnter ValuetoCutting Width MaxCutting Width
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Maximum Cutting Insert Depth
Maximum Cutting Insert Depth
- 1.901 mm(6)
- 1.975 mm(8)
- 2.551 mm(7)
- 2.926 mm(18)
- 3.801 mm(23)
Maximum Cutting Insert Depth MinEnter ValuetoMaximum Cutting Insert Depth MaxMaximum Cutting Insert Depth
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Maximum Cutting Insert Depth
Maximum Cutting Insert Depth
- 0.075 in(6)
- 0.078 in(8)
- 0.1 in(7)
- 0.115 in(18)
- 0.15 in(23)
Maximum Cutting Insert Depth MinEnter ValuetoMaximum Cutting Insert Depth MaxMaximum Cutting Insert Depth
Insert Geometry
Insert Seat Size
Insert Seat Size
- 2 (47)
- 3 (181)
- 4 (80)
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