Rock bolt is the most basic part of roadway support in contemporary coal mines, it reinforced the surrounding rock of the roadway, make the surrounding rock support itself.
Material: MG335/400/500/600
Size: 18,20,22
Model: left hand rock bolt Specification: 18*2m, 16*6m (customize according to customer requirement) Material: 16Mn 20 Mnsi Characteristic: 1. The anchorage end and the fastening end do not require machining; 2. The strength is equal all the length, high material utilization; 3. Strong anchoring force; 4. Equipped with prestressed gasket, easy to control installation quality; 5. The installation speed is fast, it is a new type of anchor rod, which is a kind of material that save material and work, equal strength, and the left screw steel bolt has a wide application prospect. If you are intrested in our products please visit our website
Supplier: Stainless steel fasteners ,anchor fasteners, hex bolts, nuts, screws, washers, socket bolts, carriage bolts, high tensile bolts, hot dip galvanized bolts, zinc flake coated bolts, ptfe bolts, hand tools and home hardware fitting, psyllium husk
Rock Bolts Manufacturers Exporters in India