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Yanggu Yihui Drilling Tools Co.,Ltd.

ADDRESS:No.216 Zhengyang Road, Qingdao, Shandong,China.

MOBILE:+8613006533721

Whatsapp:+8613006533721

E-MAIL:mya@yihuidrilling.com

Brief Introduction Of Self Drilling Anchor Parts
Nov 07, 2018

1) spherical nut: the stress concentration of surrounding rock can be transferred to the backing plate.

2) arch pad: it can bear greater stress of surrounding rock.

3) stop stopper: make grouting maintain certain pressure to fully fill the surrounding rock void.

4) Bolt body: full-length international standard waveform connecting thread, easy to install drill bit, connecting sleeve, fastening nut; and can be arbitrarily cut and connected to lengthen.

5) coupling sleeve: make the anchor bolt extend to the depth of the design while drilling.

6) drill bit: it has strong penetrability, so that bolts can pass through all kinds of rocks.


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