rock bolts

Self drilling, self grouting hollow soil nails, rock bolts for Ground Engineering and Civil/Construction as well as Mining in various ground condition

MAXDRILL self-drilling anchor embodies drilling, grouting and anchoring as a whole. Widely used as an efficient anchoring means, in tunnel pre-support

Applications:
Civil Engineering Underground Mining and Tunneling. e.g. Pile foundation, Stabilization of tunnel portals, trenches, and so on.

ONTON® Hollow Bar (Self Drilling Anchor, SDA) features a wide range of applications such as soil nails, micropiles, rock bolts, or ground anchors.

1 Self drilling anchor bolt & steel anchor rock bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Suitable for CTS, MINOVA, DSI.

1 Self drilling anchor bolt & IBO rock bolt
2 R /T thread
3 left / right hand thread
4 R25N --T76S
5 Customized

1 Self drilling anchor bolt & tunneling rock bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized

Self drilling rock bolts with sizes: R25N, R32N, R32S, R38N, R38S, R51L, R51N, T30, T40, T52, T73, T76, T103, T111, T127, T130.

SupAnchor has achieved the security application of 21,000,000 meters self-drilling anchor bar in the world. As the No.1 manufacturer in china.

MAXDRILL self-drilling anchor embodies drilling, grouting and anchoring as a whole. Widely used as an efficient anchoring means, in tunnel pre-support

Self drilling rock bolts with sizes: R25N, R32N, R32S, R38N, R38S, R51L, R51N, T30, T40, T52, T73, T76, T103, T111, T127, T130.

Friction bolt consists of only two parts, a tube and matching domed bearing plate. With high yield and tensile strength;and easy to install

Self drilling rock bolts with sizes: R25N, R32N, R32S, R38N, R38S, R51L, R51N, T30, T40, T52, T73, T76, T103, T111, T127, T130.

The FRP rock bolt is made of fiberglass as reinforced material and polyester resin by pultrusion process.

Hollow design, implement the grouting tube function, avoid the mortar loss when the traditional grouting tube pulled out.

Features:
Corrosio

Features:
Corrosio

Self drilling rock bolts with sizes: R25N, R32N, R32S, R38N, R38S, R51L, R51N, T30, T40, T52, T73, T76, T103, T111, T127, T130.

Self drilling rock bolts with sizes R25, R28, R32N, R32S, R38, R51N, R51L, T76N, T76S

1.fiber glass anchor bolt
2.Bolt, Nut, Coupler, Plate,
3.epoxy resin & unsaturated one
4.kinds of diameter
5.conical nut

Hollow design, implement the grouting tube function, avoid the mortar loss when the traditional grouting tube pulled out.

It's widely used in many projects of the subway, high-speed rail ,railways, Soil Nails, Micropiles ,highways and hydropower stations.

Pultrusion FRP Rock Bolts with Thread Surface Treatment
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Pultrusion FRP Rock Bolts with Thread Surface Treatment
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metal stainless steel rock bolt with zinc plated for slope reinforcement
 
 

Self-Drilling Rock Anchoring/Rock Bolt/Anchor Plate Factory From China: Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd.

Hollow design, implement the grouting tube function, avoid the mortar loss when the traditional grouting tube pulled out.

Pultrusion FRP Rock Bolts with ISO9001 ISO14001 certified
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Pultrusion FRP Rock Bolts with ISO9001 ISO14001 certified
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Connect Size: R25, R32, R38, R51, T76