127mm Yield Load 2030kN T127/103 Self Drilling Rock Bolts
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...enables drilling and grouting in one operation, making much saving in jobsite and project time. Self drilling anchor bolt is installation under the conditions of the soil/rock with the risk of drill hole collapse due to pulling out of drill bit as in the...
Supanchor Rock Reinforcement Co., Ltd.
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R25 R32 R38 R51 T76 SDA Hex Anchor Nut for Self Drilling Rock Bolting Tunneling
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...Self Drilling Rock Bolting Tunneling Spherical Anchor Nut Thread:R32 Length:45mm Description: Anchor nut is used to lock the anchor system, make sure the anchor string is fastened with anchoring site, there usually have hexagonal and spherical two designs. Hex Nut: R25, R32, R38, R51, T76 Spherical nut: R32, R38, T30, T40, T52, T73, T76, T103, T111, T127......
HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
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Full Threaded Steel Self Drilling Rock Bolts Hollow Anchor Bar
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...Self Drilling Anchor Bolts Soil Nailing Roof Support Rock Anchor Bolt The Self Drilling Anchor (SDA) system is a bolting solution for difficult ground and rock conditions. The 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......
KSQ Technologies (Beijing) 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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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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R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit , Zinc Galvanized Color
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... to make the hole. It is good for supporting and improving surrounding rock, and can achieve good supporting effect in tunnel support, radial support and various types of slope treatment projects. Specification of Self Drilling Anchor Bolt Specification of...
KSQ Technologies (Beijing) Co. Ltd
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Self Drilling Anchor Bolt Self Drilling Anchor bar Rock Bolt Underground Mining
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Self Drilling Anchor Bolt Self Drilling Anchor bar Rock Bolt Underground Mining Production: Self-drilling anchor bolt construction technology is a new anchoring technology. The key to apply this technology is to have construction equipment, such as drilling rigs. At present, the domestic market lacks efficient drilling rigs for self drilling anchor bolt......
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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