Left-handed rock bolt classification:

18# equal strong full thread rock bolt, 20# equal strong full thread rock bolt, 22# equal strong full thread rock bolt.

The performance of mine rebar rock bolt reaches the international advanced level, the structure is resonable, the full length of the bolt is full-length, and the bearing capacity of the bolt of the same specification is increased by 40%; the scope of use of the bolt is expanded , and the end anchor, the extended anchor and the full anchor can be realized; the operation is simple, the price is low, widely used in all kinds of roadway support for coal, railway, hydropower and other projects.

Mine left-handed rebar rock bolt are used in mine roadway and underground engineering surrounding rock support to ensure the stability of surrounding rock in mine roadway and underground engineering. Its structural features: the entire length of the rod has rolling continuous thread, full length and other strength; pre-stressed gasket and ball-shaped nut at the fastening end. It is superior to round steel processing bolts, it is a new kind of bolt with saving material, labor saving and other strength, right-handed rebar anchor has broad application prospects.

Left-handed rock bolt advantage:

1.      Anchoring and fastening ends do not require machining

2.      Full length equal strength, high material utilization

3.      Large anchoring force

4.      Prestressed gaskets for easy control of installation quality

5.      Fast installation speed, etc.

Zongxiang can provide you good service and high quality products, if you have some demand, you can contact us.

Email: zxminesupport@zxsteelgroup.com

Whatsapp: +86 18236766038