As s new type of anchor method, self drilling micropiles have the functions of drilling, installation, grouting and anchoring simultaneously. They can improve the surrounding rock to achieve better supporting effect than traditional anchor. Facing with so many difficulties of tunnel, supporting operation of the self drilling micropiles has played an important role on the safety of construction. The structure of Sinorock self drilling micropiles is constituted with the hollow bar body, self drilling bit, centering adjustment device, grout stop plug, coupling sleeve, bearing plate, and hex nut, and they can be pre-stressed. Nowadays, they have been seen to be a kind of economical as well as practical drilling solution.
To provide independent verification of the quality and performance of our products, Sinorock works in close cooperation with independent product and quality evaluation entities such as ISO and CE, in order to ensure that our products evolve to remain as state-of the-art solutions to meet the changing requirements of our customers and engineering requirements of modern construction methods. We export our self drilling micropiles products and also stainless SDA bolts all over the world. Sinorock’s projects boost growth in economies and improve the quality of life of millions of people. Its expertise helps businesses generate values from the most challenging circumstances.