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Welding tungsten carbide shield cutter produced Power Tool Parts
Description:
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 | Suitable to strips, conical buttons for rotary percussion resistant, geological prospecting buttons, cut soft and medium hard formations. |
| MK20 | 14.4 | 2550 | 87.0 | Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations. |
| MK25 | 14.5 | 2600 | 87.5 | Primarily for the buttons and inserts of rotary percussion bits to cut medium hard and very hard formations. 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 |




