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Self Drilling Anchor

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HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD

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City:shijiazhuang

Province/State:hebei

Country/Region:china

Contact Person:Nikolay

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China Self Drilling Anchor System Full Threaded R25n Hollow Anchor bar Anchor Bolt R25 Anchor Rods Full Thread Rebar Bolt for Coal wholesale

Self Drilling Anchor System Full Threaded R25n Hollow Anchor bar Anchor Bolt R25 Anchor Rods Full Thread Rebar Bolt for Coal

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Brand Name :MTH

Model Number :R25

Certification :ISO 9001

Place of Origin :CHINA

MOQ :1000pcs

Price :Negotiable

Payment Terms :T/T, Western Union, MoneyGram

Supply Ability :5000 pieces per month

Delivery Time :10-15 days

Packaging Details :wooden case

Processing Type :Forging

Key Words :Self-Drilling Bolt

Material :Steel

Thread Type :R25, R32, R38, R51, T76

Surface Treatment :Galvanized, Black Oxide, Painted

Machine Type :rock drill rig

Anchor Head Type :Plate, Domed, Spherical

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Self Drilling Anchor System Full Threaded R25n Hollow Anchor bar Anchor Bolt R25 Anchor Rods Full Thread Rebar Bolt for Coal

Anchor bolt
Anchor bolt means a rod that transfers the structures or geotechnical load to a stable rock
formations, it consists of rod, drill bit, coupling, plate, grouting stopper and nut. It has been
widely used in tunnling, mining, slope stabilization, tunneldiseases treatment and roof supporting
of undergroundworks. It is for loose ground(clay, sand friable etc.) Hollow anchor rod is made of
seamless tube with high strength.

  Features of hollow grounting anchor bolt 
  • Particularly suitable for difficult ground conditions.
  • A high rate of installation since drilling, placing and grouting can be performed in one single operation.
  • Self drilling system eliminates the requirement for a cased borehole.
  • Installation with simultaneous drilling and grouting possible.
  • Easy installation in all directions, also upwards.
  • Suitable for working in limited space, height and in areas of difficult access.
  • Simple post grouting system. • Hot-dipped galvanizing for corrosion protection 

  Applications in Tunneling & Ground Engineering 
  • Radial bolting
  • Slope stabilization
  • Forepoling
  • Micro injection pile
  • Face stabilization
  • Temporary support anchor
  • Portal preparation
  • Soil nailing 

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