The special structure of self drilling anchor bolt decide its use

Self drilling anchor bolt is different from the ordinary anchr bolt,it changes the way of grouting before anchoring of ordinary anchor bolt,when grouting the pressure of it up to tens of kilograms, not only to fill the anchor hole, but also in cracks development of the region, the slurry grouting under pressure to penetrate into cracks, achieve the purpose of improving the surrounding rock structures.
Due to its special structure of self drilling anchor bolt,So it has the following advantages for anchoring in the construction.
1High efficiency, self drilling anchor bolt technology sets drilling,grouting,and anchoring as a whole, each step in a process of construction is completed, you can save construction time.
2Strong adaptability to environment,adapted to the difficultive hole formation, in case of relatively soft, broken wall rock, generally more difficult to hole, even if it is easy to fall into the fashioned hole, the hole is difficult to penetrate the other anchor or anchor rope, and self drilling anchor bolt technology just to avoid the shortcomings of conventional methods, after drilling is completed, the rod without exiting to stay in the hole, so afraid of the collapse of the hole, saving time to wear into the other rod and reduce the difficulty of construction.
Sinorock,as the strong anchor bolt manufacturer,the self drilling anchor bolt has a high demand,Sinorock supplies its products to a number of different industries, some of which are: marine, pre-cast concrete, railroad, electrical & hydro contractors, steel fabrication and bridge builders.

 http://selfdrillingbar.drupalgardens.com/content/working-mechanism-self-drilling-anchor-which-should-be-known-you-use

 




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