Steel Reinforcement Hollow Grouted Rock Anchor Bolt/Hollow bar
USD $4 - $14 /Piece
Min.Order:10 Pieces
Jining Bafang Mining Machinery Co., Ltd.
Steel Reinforcement Hollow Grouted Rock Anchor Bolt/Hollow bar
Glass reinforced plastic anchor rod with circular arc tooth profile FRP nut thread suit,
glass fiber reinforced plastic nut near one end of the glass fiber reinforced plastic pallet
stretch narrow neck formation, glass fiber reinforced plastic tray set it on the neck of the glass fiber
reinforced plastic nut, glass reinforced plastic anchor rod in the middle of the paragraph to the polished rod structure. The utility model tensile, shear and torsion strength is strong, the production cost is low, the supporting effect is good, can be applied to all have the special circumstances of flammable and explosive.
Advantage:
1, easy and similar operation principle for different rock mass and soil conditions
2, drilling, anchoring and grouting can be performed in one single operation
3, no pre drilling of a borehole by using a casing tube and extension rods with subsequent anchor installation necessary
4, minor space requirement for the accomplishment of anchoring
5, optimized machinery and manpower requirements
6, basic dimensioning of the required anchoring forces by choosing the appropriate anchor type
7, optimum bonding of the profiled anchor rod and the grout
8, adjustment of the drill bit design and diameter to different rock mass and ground conditions
9, simple anti-corrosion method available
10, appropriate for temporary or permanent applications