Tunnel Boring Machine Metal Disc Cutter Hard Alloy Carbide Cutter Tips
Description of hard alloy shield cutter tips
carbide shield cutter insert for Tunnel Boring Machinery Tool Part
1, 100% virgin raw materials, stable chemical properties, long life circle.
2, High hardness, good hardness, excellent wear-resistance.
3, High accuracy with long lifespan
4, Hip sintered, good performance
5, Various sizes and full types available
6, Products can be customized upon requirement
| 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 |
| 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. This equipment can do the field operation that not affect any construction on the ground.
This is available and best choice for crowd city areas, protecting buildings or historic site on the ground.
There have a very big circle blade in the front of shield cutter machine with carbide shield cutter insert, We have mounting various kind of cutters on the blade.
In order to promote stable and long life time of application, we have research and developed carbide shield cutter insert 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 hard alloy shield cutter tips
carbide shield cutter insert are normally used for coring softer rock formations, overburden drilling, and cleaning of drill holes
Production and test process of hard alloy shield cutter tips
1, ball grinding mill to produce raw material
2, press to shape blanks
3, semi-finished products inspection
4, sinter blanks to finish (HIP)
5, finished products inspection
Product Tags:
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