Hard alloy shield cutter Unground Surface for tunnel boring machine
Description:
The shield & TBM cutter is applied to tunnel through rock no matter
what kinds of ground
conditions for under road tunnel construction and subway tunnel
construcation. Our company
can manufacture the tips of tunnel boring machines with high
quality and competitive
price, also can customized according to the customer's requirement.
Advantage:
1. Free sample
2. Direct factory produce and sale
3. All kinds of grades are available
4. Custom made available
5. Precision processing and strict product inspection
6. Advanced Equipment and professional technicians
7. Gurantee the bulk quality are in accordance with the samples
8. ISO 9001-2008,ISO 14001-2004 Quality Control System
9. 100% virgin tungsten carbide powder
10. High speed cutting, wears well & long service life
11. High hardness, high strength, wear resistance
12. 12 years professional experience
Grades,Properties And Applicatins Recommended
| Grades | Density(g/cm³) | Hardness(HRA) | T·R·S(N/mm2) | Application |
| YG4C | 15.00 | 89.5 | 1800 | Mainly used as small buttons for percussion bits and as the inserts
of rotary prospecting bits to cut soft, medium-hard formations. |
| YG6 | 14.80 | 89.5 | 1700 | Mainly used as the buttons of small and medium-sized percussion
bits and as the inserts of rotary prospecting bits to cut soft,
medium-hard formations. |
| YG8 | 14.70 | 88.5 | 2300 | Mainly used as the buttons of small and medium-sized percussion
bits and as the inserts of rotary prospecting bits to cut soft,
medium-hard formations. |
| YG8C | 14.70 | 88.0 | 2300 | Mainly used as the buttons of small and medium-sized percussion
bits and as the inserts of rotary prospecting bits to cut soft,
medium-hard formations. |
| YG9C | 14.50 | 87.0 | 2400 | Mainly used as the inserts and buttons for rotary-percussive bits,
coal-cutting bits and tricone bits to cut medium-hard and hard
formations. |
| YG11C | 14.40 | 86.5 | 2450 | Mainly for the inserts and buttons of heavy rock drill bits and
rotary-percussive bits, coal-cutting bits and tricone bits to cut
medium-hard and hard formations. |
| YG13C | 14.30 | 86.0 | 2500 | Mainly used as the inserts and buttons of tricone bits
rotary-percussive bits and heavy rock drill bits to cut medium-hard
and hard formations. |
| YG15 | 14.00 | 86.5 | 2500 | It is stronger, and is mainly used as the inserts and buttons of
rotary-percussive bits, heavy rock drill bits to cut hard and very
hard formations. |
| YG16 | 14.10-14.30 | 87.5 | 2400 | It is mainly used for making cemented carbide substrate tips to be
used in PDC cutters for excavating coal and oil field PDC bits. |
| YG20 | 13.40-13.70 | 85.0 | 2254 | Mainly for the stamping dies used in the conditions of heavy impact
load and large strees. |
Other grades may be offered by customers' requirements
