CRCHI makes full use of CRCC’s abundant tunnel construction experience, in the field of TBM, developed its own advanced system integration and manufacturing technology, attended the National 863 Planning TBM science & technology support project. Now CRCHI has already fully acquired TBM’s technology of designing, manufacturing and application.
According to different geology condition, the designing proposal provided by CRCHI’s R & D can satisfy geology adaptability, using economical efficiency and product reliability. CRCHI can provide excellent after-sales service and technical support.
Double-shield TBM is widely used in rocky condition, it is not only applicable for stable hard rock stratum, but also for unstable soft rock stratum.
6m Class Dual-shield TBM Main Technical Parameter:
|shield length||10.5 m|
|total length||145 m|
|Min. curve radius||500 m|
|Min. curve radius||3 blocks|
|excavation diameter||6540 mm|
|replacement of cutter||back-mounted type|
|total power||2860 kW|