K30/K40 One straight hole ground carbide rods with a chamfer for cutting steel
| Grain | Cobalt | Density | Hardness | T.R.S | Application |
| um | % | g/cm3 | HRA | N/mm3 |
| 0.7 | 10 | 14.4 | 91.9 | 4100 | Medium speed processing, strong versatility, suitable to process carbon steel, alloy steel, stainless steel, nickel-based alloy, titanium alloy, heat-resistant alloy steel, cast iron, etc. |
Specification:
ISO grade K30/K40
Diameter: 12mm h6 tolerance -0.011mm
Length 70mm +0.5mm
Grain size: 0.7μm
Density: 14.4
Applications:
Medium speed processing, strong versatility, suitable to process carbon steel, alloy steel, stainless steel, nickel-based alloy, titanium alloy, heat-resistant alloy steel, cast iron, etc
Description:
- 100% virgin material, no recycled material
- Spray drying tower and HIP sintering furnace
- Constant excellent quality
- Large stock for all sizes, the regular products can be shipped in 3 days, and the special rods can be ground in one week.
- 100% inspected before delivery. The inspection including raw material and dimension report will be sent you before delivery
- Excellent grinding quality, Straightless could be 0.05 or 0.02.
| Diameter mm | Length mm | | Diameter mm | Length mm |
| D | Tolerance | L | Tolerance | | D | Tolerance | L | Tolerance |
| 1.60 | +0/-0.006 | 20 | 0/+0.5 | | 10.00 | +0/-0.009 | 50 | 0/+0.5 |
| 2.35 | 30 | 0/+0.5 | | 10.00 | 70 | 0/+0.5 |
| 2.35 | 45 | 0/+0.5 | | 10.00 | 72 | 0/+0.5 |
| 3.00 | 60 | 0/+0.5 | | 10.00 | 75 | 0/+0.5 |
| 4.00 | +0/-0.008 | 40 | 0/+0.5 | | 10.00 | 80 | 0/+0.5 |
| 4.00 | 46 | 0/+0.5 | | 10.00 | 90 | 0/+0.5 |
| 4.00 | 50 | 0/+0.5 | | 10.00 | 100 | 0/+0.5 |
| 4.00 | 60 | 0/+0.5 | | 12.00 | +0/-0.011 | 70 | 0/+0.5 |
| 4.00 | 75 | 0/+0.5 | | 12.00 | 79 | 0/+0.5 |
| 4.00 | 100 | 0/+0.5 | | 12.00 | 83 | 0/+0.5 |
| 5.00 | 50 | 0/+0.5 | | 12.00 | 100 | 0/+0.5 |
| 5.00 | 60 | 0/+0.5 | | 12.00 | 120 | 0/+0.5 |
| 5.00 | 100 | 0/+0.5 | | 13.00 | 100 | 0/+0.5 |
| 6.00 | 40 | 0/+0.5 | | 14.00 | 75 | 0/+0.5 |
| 6.00 | 50 | 0/+0.5 | | 14.00 | 80 | 0/+0.5 |
| 6.00 | 58 | 0/+0.5 | | 14.00 | 83 | 0/+0.5 |
| 6.00 | 60 | 0/+0.5 | | 14.00 | 100 | 0/+0.5 |
| 6.00 | 67 | 0/+0.5 | | 16.00 | 80 | 0/+0.5 |
| 6.00 | 75 | 0/+0.5 | | 16.00 | 90 | 0/+0.5 |
| 6 | 100 | 0/+0.5 | | 20.00 | +0/-0.013 | 100 | 0/+0.5 |
| 8 | +0/-0.009 | 50 | 0/+0.5 | | | | | |
| 8 | 60 | 0/+0.5 | | | | | |
| 8 | 63 | 0/+0.5 | | | | | |
| 8 | 75 | 0/+0.5 | | | | | |
| 8 | 90 | 0/+0.5 | | | | | |
| 8 | 100 | 0/+0.5 | | | | | |
| General tolerance for the h6 finished ground solid carbide rods |
| Diameter | Tolerance μm | | Length | Tolerance | | Straightness | Tolerance | | Circularity | Tolerances |
| ＜3.0 | -6/0 | ＜100.0 | +0.5/+1.0 | ＜4.0 | 0.07 | <3,0 | 2,0 micron |
| 3.0-6.0 | -8/0 | 100.0-165.0 | +1.0/+2.5 | 4.5-5.0 | 0.06 | 3,0- 6,0 | 2,5 micron |
| 6.0-1.0 | -9/0 | 165.0-335.0 | +1.0/+6.0 | 5.5-12 | 0.05 | 6,1-10,0 | 3,0 micron |
| 10.0-18.0 | -11/0 | | ＞12.5 | 0.04 | 10,1-18,0 | 3,5 micron |
| 18.0-30.0 | -13/0 | | 18,1- 30,0 | 4,0 micron |
| 30.0-50.0 | -16/0 | 30,1- 50,0 | 5,0 micron |
Grades for tungsten carbide rods:
| ISO-Range | Co (%) | WC incl.
Doping (%) | Density
(g/cm3) | HV 30
(N/mm2) | HRA | T.R.S | KIc* (Shetty)
(MNm-3/2) | Application |
| K10 | 6 | 94 | 14.8 | 1900 | 93.8 | > 3900 | 9 | Unalloyed and hardened steels
Non-ferrous metals
Aluminium alloys
Cast iron
Composites (CFRP and GFRP) |
| K10 - K20 | 8 | 92 | 14.6 | 1710 | 92.5 | > 4000 | 9.5 | Unalloyed and hardened steels
Non-ferrous metals
Non-ferrous metals
Plastics |
| K20 - K30 | 9 | 91 | 14.3 | 1680 | 92.2 | > 3900 | 9 | High hardness materials
Aluminium alloys
Cast iron
Graphite |
| K30 - K40 | 10 | 90 | 14.5 | 1610 | 91.9 | > 4200 | 10.5 | Steels
Corrosion and heat resistant steels
Stainless steels
Non ferrous metals
Nickel based alloys
Aluminium alloys |
| K40 - K50 | 12 | 88 | 14.1 | 1680 | 92.3 | > 4400 | 10 | Steels
Corrosion and heat resistant steels
Stainless steels
Non ferrous metals
Titanium alloys |
| K40 - K50 | 13 | 87 | 13.9 | 1700 | 92.4 | > 4000 | 9.5 | Corrosion and heat resistant steels
Non ferrous metals
Nickel based alloys
Titanium alloys |
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