R25n Self Drilling Anchor Bolt Sda System For Mining Tunnel Slope Stabilization
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... system enables drilling and grouting in one operation, making much saving in jobsite and project time. Which is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation....
KSQ Technologies (Beijing) Co. Ltd
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73mm Yield Load 830kN T73/56 Self Drilling Rock Bolts
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... is the No.1 manufacturer and exporter of self-drilling anchors in Asia, The self drilling rock bolt is driven to the required depth by means of rotary percussive drilling.Injection is carried out through hollow rock bolt. Injection mixture flows through...
Supanchor Rock Reinforcement Co., Ltd.
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T thread Self Drilling Rock Bolt T30 30mm Anchor Drill for Civil Construction
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...Self Drilling Rock Bolt T30 30mm Anchor Drill for Civil Construction 1. Application: Comparing to R thread rock bolt system, T thread rock bolt has a different thread bar. It will meet more demands in projects. Similar to the suitable projects of R Thread anchor bolt, T thread anchor bolt is also used for geotechnical engineers, such as tunneling, mining, hydroelectric and civil construction. T thread rock bolt......
ROSCHEN GROUP
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R25 R32 R38 R51 T76 SDA Hex Anchor Nut for Self Drilling Rock Bolting Tunneling
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R25 R32 R38 R51 T76 SDA Hex Anchor Nut for Self Drilling Rock Bolting Tunneling Spherical Anchor Nut Thread:R32 Length:45mm Description: Anchor nut is used to lock the anchor system, make ......
HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
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Full Threaded Steel Self Drilling Rock Bolt / Hollow Anchor Bar High Performance
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...steel self drilling rock bolt / hollow anchor bar / anchor rods The Self Drilling Anchor system is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation. Self drilling ......
Shanghai Summery Industrial Machine Co. , Ltd.
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Full Threaded Steel Hollow Anchor Bar Rods 50 Mm Self Drilling Rock Bolt
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... as the drilling high-pressure air-water channel and grouting channel. Compared with the solid rod body, the hollow rod body design can obtain better rigidity and shear strength. The outer surface of the bolt has a standard large-pitch thread structure....
Shandong Xiangtong Huiyuan Metal Materials Co., Ltd.
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Customized Size 3/8′′ Full Threaded Steel Self Drilling Rock Bolt / Hollow Anchor Bar / Anchor Rods
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Product Description Product Description Zhengde The hollow anchor consists of five parts: hollow drill pipe, plastic drill bit, grout stopper, backing plate, and nut. The drill bit is made of engineering plastic and is equipped with slurry holes and dust ......
SHANDONG ZHENGDEMETAL MANUFACTURING CO.,LTD.
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Customized Size 3/8′′ Full Threaded Steel Self Drilling Rock Bolt / Hollow Anchor Bar / Anchor Rods
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Product Description Zhengde The hollow anchor consists of five parts: hollow drill pipe, plastic drill bit, grout stopper, backing plate, and nut. The drill bit is made of engineering plastic and is equipped with slurry holes and dust removal. Application ......
Shandong Zhengde Metal Manufacturing Co., Ltd
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R32 1000mm To 9000mm Anchor Tool Self Drilling Anchor Bolt Threaded Bar
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Self-Drilling Anchors The Self-Drilling Hollow Anchor System performs drilling, anchoring and grouting in one step. It allows air and water to freely pass through the bar during drilling to remove debris and then allows grout to be injected immediately after completely covers the entire bolt. Self-drifting anchor consists of: Hollow Anchor Rod Couplings Anchor Plate Anchor Nut Sacrificial Drill Bit Self-Drilling Anchor Bolt Description R25N......
KSQ Technologies (Beijing) Co. Ltd
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Full Threaded Hollow Grouting Self Drilling Anchor Bolt for Coal Mining Applications
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...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 ......
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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