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Brand Name : ZZBETTER
Model Number : TBM Tunnel Boring
Certification : ISO9001-2008 SGS
Place of Origin : Zhuzhou
MOQ : 10 kgs
Price : negotiable
Payment Terms : Western Union, MoneyGram, T/T, L/C
Supply Ability : 40 tons per Month
Delivery Time : 8-15 days
Packaging Details : 1kg in a plastic box seperated, then into carton
Sizes : standard and customized
Application : subway,railway,highway,rock,water
Material : tungsten carbide
Performance : high hardness and impact
Name : TBM shield cutters
Uage : For tunning
YG13c Carbide Shield Cutters For Tbm Tunnel Boring Machine Tools
TBM cutter made from tungsten carbide material are with high hardness, good resistance,With shield driving machines using in subway,railway,highway,rock,water and electricity construction,water conservancy project municipal engineering
The tungsten carbide grade for referance
Grade | Density | T.R.S | Hardness | Performance & application recommended | China Grade | |||||
g/cm3 | MPα | HRA | ||||||||
MK4 | 15.1 | 1800 | 90 | Mainly used as small buttons for percussion bits to cut soft and medium hard formations. | YG4C | |||||
MK6 | 14.9 | 2100 | 90 | 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. | YG6 | |||||
MK8 | 14.7 | 2400 | 89.5 | 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. | YG8 | |||||
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. | YG8C | |||||
MK15 | 14.6 | 2450 | 87.8 | Suitable to strips, conical buttons for rotary percussion-resistant, geological prospecting buttons, cut soft and medium hard formations. | YK15 YG9C | |||||
MK20 | 14.4 | 2550 | 87 | Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations. | YK20 YG10C | |||||
MK25 | 14.5 | 2600 | 87.5 | Primarily for the buttons and inserts of rotary percussion bits to cut medium hard and very hard formations. | YK25 | |||||
MK30 | 14.4 | 2600 | 87 | Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations. | YG11C | |||||
MK40 | 14.2 | 2650 | 86.5 | Predominatly for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and vey hard formations. | YK40 YG13C | |||||
MK50 | 14 | 2700 | 86.5 | For oil cone drill bits, for medium soft and medium -hard rocks. | YG15C | |||||
MK60 | 14 | 2500 | 87.5 | Good strength and less wear resistance, for bits of rotary hammer rock drills and heavy rock drills, for hard and very hard rocks. | YG15 |
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YG13c Carbide Shield Cutters For Tbm Tunnel Boring Machine Tools Images |