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Ground tungsten carbide rod

Ground tungsten carbide rods

Tolerance grade: h5, h6, h7

Grades: K05-K40

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Ground tungsten carbide rod

  • Premium carbide rod blanks,sinter-HIP treatment, drop-test for each pcs blanks
  • Supply 10%,12% ,6% ,9% cobalt grades for hrc45-hrc60 material application, diameter range from 0.3-40mm
  • Regular size of unground carbide rods are in stock, in-house centerless grinder, quick delivery time
  • Close tolerance, excellent straightness, runout, and surface finish
  • Standard length and cut-to-length ground carbide rods available

Grade Chart

GradeISO GradeGrain
um		Cobalt
%		Density
g/cm3		Hardness
HRA		T.R.S
N/mm3
YL10.2K20/K300.810-10.214.3-14.491.5-92.03500-3800
KU12K30/K400.610-1214.1-14.292-92.53800-4000
KU25AK30/K400.41214.1092.64200
KU20K20/K300.71014.4091.94100
KU20AK20/K300.61014.4592.24100
KU09K05/K200.3914.4593.54000
KU06K05/K100.4614.894.13800
KU15K30/K40---1513.96894000

Grade application for carbide rods

GradeApplication
YL10.2It's used for making drill, end mill, suitable for cutting general steel, Grey cast iron, stainless steel and heat resistant alloy.
KU12Ultrafine grain size, high cobalt, good hardness and toughness, used for making end mill and reamer,especially suitable for cutting steel, aluminum alloy and titanium.
KU25AHigh-speed cutting, medium-speed feed, suitable for processing glass fiber materials, carbon steel, stainless steel, 304L SS, nickel-based alloys, quenched steel, titanium-based alloys, composite materials, etc, suitable for HRC45-59 materials..
KU20Medium 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.
KU20A 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.
KU09Extremely high wear resistance and strength, suitable for high-hard materials (HRC55 and above) finishing,high-gloss surface treatment of aluminum alloy, titanium alloy, stainless steel, 316L SS, high-temperature alloy, glass fiber, plastic aluminum and other difficult-to-machine materials (composite wood) .
KU06Ultra-fine grains, suitable for making end mills and engraving cutters with high wear resistance requirements, suitable for processing PCB materials, acrylic materials and high-hardness aluminum alloys.
KU15Good wear resistance and excellent toughness, suitable for making stamping dies,anti-vibration boring bar, etc.

Tolerance grade for ground carbide rods

DiameterTolerance
h5		Tolerance
h6		Tolerance
h7
0-3.0mm0/-0.004mm0/-0.006mm0/-0.010mm
3.001-6.0mm0/-0.005mm0/-0.008mm0/-0.012mm
6.001-10.0mm0/-0.006mm0/-0.009mm0/-0.015mm
10.001-18.0mm0/-0.008mm0/-0.011mm0/-0.018mm
18.001-30.0mm0/-0.009mm0/-0.013mm0/-0.021mm
30.001-50.0mm0/-0.011mm0/-0.016mm0/-0.025mm

 

About tungsten carbide rod

Uses

  • Cemented carbide rods, with good wear resistance and bending strength, can be used to manufacture tungsten carbide end mills, drill, reamers, taps, engraving bits, printed circuit boards special cutter, automobile special cutter, special cutter for engine and watch processing, and can also be made hard metal punches, dead centre, core rod, perforating tool .

Process materials

  • Solid carbide rod is suitable for machining common steel, cast iron, carbon steel, alloy steel, stainless steel, nickel-based alloy, titanium alloy, heat-resistant alloy steel, hardened steel, glass fiber, plastic aluminum, hardened steel, composite wood, high hardness aluminum alloy, acrylic, PCB materials, etc.

Application industry

  • Tungsten carbide round bar is used in metalworking, woodworking, papermaking, packaging, printing, chemical, petroleum, metallurgy, electronics and defense industries.

Main process flow
powder milling → formula according to grade→ wet grinding → mixing → crushing → drying → sieving → adding forming agent → redrying → sieving to obtain a mixture → granulating →extrusion molding or mould pressing→ forming → low-pressure sintering →blanks→inspect sraightness, runout → rough ground by centerless grinder→finish ground→ measure the size →packing → storage

 



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