High Hardness TBM Shield Cutter Blade For Tunnel Boring Machinery Tool Part
Description of tungsten carbide cutter blade
tungsten carbide cutter blade for Tunnel Boring Machinery Tool Part
1) 100% virgin raw materials, stable chemical properties, long life circle,high hardness, good hardness, excellent wear-resistance.
2) High accuracy with long lifespan. Hip sintered, good performance
3) Various sizes and full types available
| Grade | Density g/cm3 | Hardness HRA | T.R.S MPa | Performance&application recommend | Approx grades in China | ISO |
| MK40 | 14.2 | 86 | 2900 | Predoninatly for the buttons of tricone bits and inserts of rotary percussion bits fo cut hard and very hard formations | YG13C | K40 |
| MK30 | 14.4 | 87 | 2850 | Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard,hard ,and very hard formations | YG11C | K20-30 |
| MK10 | 14.7 | 89 | 2700 | Mostly used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations | YG10C | K20 |
| Other grades and sizes can be offered as per customers' requirements |
Shield cutter machine of Tunnelling tool is a kind of advanced equipment for underground tunnel construction. There have a very big circle blade in the front of shield cutter machine with tungsten carbide cutter blade.
In order to promote stable and long life time of application, we have research and developed tungsten carbide cutter blade with special material that mainly suitable for tunnel borer machine: high impact toughness, high abrasion resistance, stable physical ability, the appearance of fine workmanship etc.
Application of tungsten carbide cutter blade
tungsten carbide cutter blade are normally used for coring softer rock formations.
tungsten carbide cutter blade also use to overburden drill, and clean drill holes
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High Hardness TBM Shield Cutter Blade For Tunnel Boring Machinery Tool Images
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