All-Thread bar Rock Bolt (Continuous Thread Rock Bolt):

 All-Thread bar Rock Bolt is used together with dome plate and net for reliable ground support in mines, tunnels, slopes, or wherever .

1.FEATURES :

(1) In the longitudinal direcition , rock body has equal tensile strength ,that is about 40% higher than the reverse-twist bolt in the same specification .

(2) Extend the support area , not only be used by end anchoring ,but also be used by fully anchoring ,that has a better support efficiency .

(3)Low price, widely used in coal mines, railways, hydropower and other types of roadway projects