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The TBM technology is mainly used in underground ming and traffic tunnellinglike metro, railway and road tunneling.
TBM is the name of tunnel boring machine , It is 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 TBM inserts cutters. tungsten carbide material is widely used because of its' stable and longer lasting life .
We have two good grade for TBM insers / TBM cutters / TBM blades, here's the properties
Grade | Typical property values | Performance & Applications | ||
Density (g/cm3) | Bending Strength(N/mm2) | Hardness HRA | ||
YG11 | 14.45 | 2900 | ≥86.5 | Suitable for all kinds of hardness rock formation (f=14). |
YG13 | 14.15 | 3100 | ≥85.5 | Suitable for hard rock formation (f=16). |
Other grade such as YG15 YG16 is also available.
TBM insers / TBM cutters / TBM blades show
TBM insers / TBM cutters / TBM blades, Products packing:
In paper cartons or wooden cases
If bigh quantity such as 500 kgs, the cartons or case will be on a pellet.
There are many different types of TBM inserts, therefore it will be better if the buyer can provide us the drawings of the TBM blades inserts. This is one of our drawings for reference:
If you are interested in TBM insers / TBM cutters / TBM blades, please feel free to contact me soon!
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