Sinorock devotes to develop world-famous anchoring products,and itís advantageous subject in self drilling anchor
area,which provides our global clients with professional drilling service and placing advice.
Ever since the tunneling principals have found industrial acceptance, in particular for unconsolidated/fractured ground conditions, also self drilling rock anchors
have become an irreplaceable product.For nearly five years,Sinorock has been undertaking and executing the toughest engineering and construction projects.
Sinorock Self drilling rock bolt
has been successfully used in the pre-support of tunnel to take place of conventional bolting method. The traditional pipe tubing is a kind of steel bar and full of grouted boreholes around its full length, in addition, the common steel bar should be cased and grouted in advance in order to shrink the operation cycle. While self drilling rock bolt features drilling, grouting and anchoring for simultaneous construction. The technology is simple, reliable, efficient and cost-effective.