SupAnchor high quality T76N steel self-drilling hollow bolt

hollow bolt 1-Particulary suitable for difficult ground 2-A high rate of installation since drilling, placing and grouting

1. Common groutable anchor bar consists of hollow anchor bolt, anchor plate and anchor nut.It can be used in the supporting of all kinds of rock and soil, and suitable for the supporting of medium or long anchoring bolt, or the roof supporting of underground works.

2. Steel anchor bar with expansion case consists of steel anchoring head with expansion case, hollow slip casting bolt, slip stop plug, anchor plate and nut. This kind of bolt is used for rock supporting work that requires initial prestress.

The SupAnchor Self-Drilling Anchor

is a unique anchoring system and is today’s

answer to the increasing demands of the

tunnelling industry and ground engineering for safer and faster production.

The system provides advantages for all areas of its

applications, where boreholes would require the

time consuming drilling with casing systems in

unconsolidated or cohesive soil.

Features and Advantages

• Fits SupAnchor standard Boomer, ROC and

Mustang rigs.

• Particulary 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

Tunnelling Ground engineering

• Radial bolting • Slope stabilization

• Forepoling • Micro injection pile

• Face stabilization • Temporary support anchor

• Portal preparation • Soil nailing

 

SupAnchor Rock Reinforcement

Specifications

TECHNICAL DATA T 76N T 76SOutside diameter..............................................76 mmUltimate load capacity...................................... 1600 kNYield load capacity............................................ 1200 kNAverage tensile strength, Rm...........................880 N/mm2Average yield strength, Rp0,2.......................... 660 N/mm2GENERAL DATAType of steel............................................. EN 10083-1Thread type...............................................T76. MAI*

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