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Model:-
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ISO9001 14001 Shield Cutter Tungsten Carbide BladeTips for Mining
Description:
A tunnel boring machine (TBM) is a machine used to excavate tunnels with a circular cross section through
a variety of soil and rock strata. There have a very big circle blade in the front of tunnel boring machine equipped
with various kinds of cutters, in order to promote stable and longer lasting life of application, we have research and
developed special tungsten carbide materials suited to your application.
The TBM technology is mainly used in underground ming and traffic tunnelling like metro, railway and road tunneling.
Grade and Applications:
| Grade | Density | T.R.S | Hardness | Performance & application recommended |
| g/cm3 | MPα | HRA | ||
| MK4 | 15.1 | 1800 | 90.0 | Mainly used as small buttons for percussion bits to cut soft and medium hard formations. |
| MK6 | 14.9 | 2000 | 90.5 | For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, usd in geological prospecting, coal mining and oil well boring. |
| MK8 | 14.7 | 2400 | 89.7 | For coring crowns, electric coal drill bits, coal cutting picks, cone drill bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring. |
| MK10 | 14.7 | 2450 | 88.5 | 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. |
| MK15 | 14.6 | 2450 | 87.8 |
Contact Infomation
Send Inquiry
Company name:Zhuzhou Mingri Cemented Carbide Co., Ltd.
Status:[Offline] [Send message] [Chat] Business contact:Teresa Chou (Ms.) Telphone:  Mobile:  Fax:  Area: Caribbean Region-Bermuda  Address:Add: No. 88, Mingri Road, Liyu Industrial Area Zip:412000 |