anchoring rock bolt Point anchoring rock boltis composed of screw thread steel bar , high strength plate ,casting damping nut ,yield tube, washer , and other accessories . According to the structure of steel bar ,the bolt has two stypes : Rib Rebar Bolt a

resin anchoring rock bolt(Prestressed Bolt) :Thread bar Bolt is composed of screw thread steel bar , high strength plate ,casting damping nut ,yield tube, washer , and other accessories . According to the structure of steel bar ,the bolt has two stypes :

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

Prestressed Thread Rock BoltPrestressed Thread 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 ,t

Slot and wedge bolt Slot and wedge bolt is composed by rod ,wedge,plate,nut and so on ,have good bearing capacity for roof support How to work Slot wedge rock bolt has five parts : wedge,rod,plate,spherical washer and nut .one end of high strength of rod

1)Groove device will make resin mixing easily and completely. (2)Fast and easy installation by mechanized tools. (3)Used together with resin cartridge for permanent support. (4) With Pin Nut device, nut can help driving the rod to mix the

End THreabar Rock BoltThread Rebar Bolt is composed of screw thread steel bar , high strength plate ,casting damping nut ,yield tube, washer , and other accessories . According to the structure of steel bar ,the bolt has two stypes : Rib Rebar Bolt and No

prevent the strata to move in the lateral direction.1.FEATURES :(1) Be made of steel strand,and has incomparable flexible capacity and anti-shearing capacity.(2) Be used in area that is not strong enough ,can prevent the strata to move in the lateral dire

Mining Rock Bolt: 1.Material: steel 2.Fuction : used as rock bolt for support 3.Diameter : 15.24mm 17.8 mm Mining Rock Bolt:Cable Rock Bolt is made of steel strand,and have better support strength ,be used in area that is not strong enough ,can prevent th

Bulbed Cable Bolts:Cable Rock Bolt is made of steel strand,and have better support strength ,be used in area that is not strong enough ,can prevent the strata to move in the lateral direction.1.FEATURES :(1) Be made of steel strand,and has incomparable fl