Sinorock is a professional R51 self drilling hollow bar supplier

12/gen/2016 12.46.50 hollowbar Contatta l'autore

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Sinorock is a professional R51 self drilling hollow bar supplier which has the ISO9000 quality certification and CE certification.It's mainly used in the mineral exploration,tunneling and slope stabilization project.As a R51 rock bolts supplier,we adopted the advanced production equipment and strictly quality control system,to ensure that we can provide customers low-cost,and high quality construction materials, so that the equipment used in the construction is safe and efficient.

Self drilling hollow bar is composed of anchor body, head, stop-grouting plug, plate and anchor nut. It can achieve full and pressured grouting at the maximum, comparing to traditional motor anchor. Also, it is easy to install the plate and nut without needing machining thread at site. As a result, our hollow grouting anchors are widely used in radial and slope reinforcement, as well as pit support.

Sinorock is a major hollow grouting anchor manufacturer and supplier in China. We constantly adopt new advanced technologies and develop new drilling tools. Then, we are now able to provide top self drilling hollow bar,hollow anchor bar,steel hollow bar,threaded hollow bar and so on. We also provide customized drilling tools according to customers' request.

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