As an efficient anchoring method, self drilling rock bolt is used in complicated, loose and broken geological condition. It’s widely applied to pre-support project, radial support project, slope stabilization, foundation support project, roadway support project, soil nail wall, back pull anchor rod retaining wall and other rock supporting work.
Functions:
Self drilling anchor system is an advanced system which can ensure the anchoring effect for complex ground conditions. It can be integrated with the functions of drilling, grouting and anchoring.
Conditions:
Self drilling anchor bolt system is mainly used for slope stabilization, foundation with micropiles and tunneling, it’s also widely used in the railway system, metro project, etc. It can be installed in sites with weak rocks, loose soil, weathered layer, sand with stone layer and so difficult to create a hole in complex formation. The unconsolidated ground condition favor the self drilling anchor bolt technique for fast and simple method of installed compared to the traditional method.
Cases:
Features and advantages:
1. It features a hollow bore for flushing, or simultaneous drilling and grouting.
2. Reliable, Efficient and Convenient.
3. Choice of drill bits for different ground conditions.
4. It can be elongated by using couplers.
5. Suitable for anchoring in broken geological condition and narrow space, which has achieved perfect effect.
Construction Process:
Technical Data:
Hollow Anchor Bar
Size | Outer Dia. (mm) |
Ultimate Load (kN) |
Yield Load (kN) |
Weight (Kg/m) |
SET76N | 76 | 1600 | 1200 | 16.50 |
SET76S | 76 | 1900 | 1500 | 19.70 |
Coupler
Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
Note |
SST76 | 95 | 200 | 4.26 | With sealing structure |
95 | 220 | 4.80 |
Hex Nut
Size | Key Size (mm) |
Length (mm) |
Weight (Kg/pc) |
Note |
SST76 | 100 | 75 | 2.40 | Heat treatment |
100 | 80 | 2.67 | ||
SET76 | 100 | 80 | 2.67 | Without heat treatment |
Flat Plate
Size | Dimensions (mm) |
Thickness (mm) |
Hole Dia. (mm) |
Weight (Kg/pc) |
SST76 | 250×250 | 60 | 80 | 27.00 |
250×250 | 40 | 80 | 18.00 |
Centralizer
Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
SET76 | 130 | 45 | 0.86 |
Drill Bit
Size | Outer Dia. (mm) |
Application Range (Advice) | |||
EX | Sand, fills, gravel | ||||
SST76/115 | 115 | ||||
SST76/130 | 130 | ||||
SST76/150 | 150 | ||||
SST76/200 | 200 | ||||
SST76/175 | 175 | ||||
EXX | Softer sedimentary rocks such as marls, mudstones, siltstone | ||||
SST76/130 | 130 | ||||
SST76/150 | 150 | ||||
SST76/175 | 175 | ||||
SST76/200 | 200 | ||||
EXX(Venturi) | |||||
SST76/140 | 140 | ||||
SST76/150 | 150 | ||||
Clay Bit | Clay, soft soil, marls, loose sand or gravel | ||||
SST76/130 | 130 | ||||
SST76/150 | 150 | ||||
SST76/175 | 175 | ||||
SST76/200 | 200 | ||||
SST76/300 | 300 | ||||
ES-F | Gravel, soft rock | ||||
SST76/130 | 130 | ||||
ESS-F | Weathered rock, stone walls, rubble | ||||
SST76/120 | 120 | ||||
SST76/130 | 130 | ||||
SST76/150 | 150 | ||||
SST76/200 | 200 | ||||
EY | Chalk, gravel | ||||
SST76/130 | 130 | ||||
XX | Sand, clay, fills, gravel | ||||
SST76/130 | 130 | ||||
SST76/145 | 145 | ||||
SST76/175 | 175 | ||||
SST76/200 | 200 |
I deal in |
New Only |
Is It Customised |
Customisation |
Is It Fire Resistant |
Fire Resistant |
Material |
Metal |
Product Type |
Other |
Rust Resistant |
Yes |
Shape |
Other |
Surface Finishing |
Galvanized |




业务性质
制造商/工厂
国家/地区
洛阳, 中国
主要产品
Sda Rock Bolt, Self Drilling Rock Bolt, Self Drilling Hollow Bar, Self Drilling Anchor Bolt...
付款条件
Bank wire (T/T)
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