Leading manufacturer of self-drilling anchor system | Sinorock

Sinorock is the world's leading manufacturer of self-drilling anchor system with more than ten years of history. It's specialized in the development, production, and sales of anchoring products, especially in self-drilling anchor bolts. And all the products delivered to customers have passed strict quality testing. So, you can get reliable products we provide.

Self-drilling anchor system is composed of hollow anchor bar, drill bit, nut, coupler, plate and centralizer. The drill section has two functions: drilling and anchoring. Anchor bar has three purposes: one is using as drill pipe when drilling, and second is to play an anchoring role after drilling, and the third is using as grouting pipe. The fastening device plays the role of preload anchor bolt after proactive supporting.

Self-drilling anchor system has 3 characteristics:

1. The hollow anchor bar has a continuous waveform, which can be cut or lengthened by the coupler.

2. Self-drilling rock bolt has a rich variety of drill bits, and drill bit can be selected according to the properties of rock and soil, which can improve the drilling efficiency.

3. Grouting can achieve full anchorage. Anchoring force can be evenly transferred to the surrounding rock and complete the function of support.

Our self-drilling anchor bolt has a wide application. It is suitable for broken rock, loose soil, and geological conditions where is difficult to drill holes, such as fracture zones, decayed rock, gravel. Our products have been used for thousands of famous projects all over the world, which witness the quality of the product. Just as Harbin Metro, Qingdao Jiaozhou Bay Tunnel, Nepal Upper Tamakoshi Hydroelectric, and so on.

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