Rock Support In Mining And Tunneling Expansion Shell Rock Bolt With ANSI Standard
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... design ensures a strong and stable connection, making it perfect for supporting structures such as buildings, bridges, and tunnels. The hexagon head bolts make installation a breeze, allowing for quick and easy setup. The expansion shell anchor bolt is...
Cangzhou Fuhua Prestress Technology Co., Ltd
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Expansion Shell Rock Bolt Anchors Tunnel Rock Bolt Mining Anchor Bolt
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Expansion Shell Rock Bolt Anchors Tunnel Rock Bolt Mining Anchor Bolt Application The expansion shell acting as an accessory on rock bolt, it is screwed on the rock bolt , then inserted into drilling hole.the rotate the rock bolt until the shell can not be expanded, and the rock bolt tightly fixed in the drilling hole. Expansion shell is comprised with 2 pcs shells......
Sunrise Foundry CO.,LTD
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Fully Hydraulic Tunneling Jumbos Underground Rock Bolting Rig For Small Tunnels
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...Tunneling Jumbos Underground Rock Bolting Drill Rigs For Small Tunnels DW551 is a small and medium-sized hydraulic rock drilling equipment independently researched, developed, and manufactured by our company. It is mainly suitable for excavation and construction operations in tunnels, mining, hydropower, railway, highway, and other fields; It adopts an advanced fully hydraulic rock......
Sichuan Zuanshen Intelligent Machinery Manufacturing Co., Ltd.
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Rock bolt with Expansion shell
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... load-bearing ground. The expansion shells hold in any rock strata which is sufficiently competent to provide an adequate anchorage. They are designed to anchor in soft ground or hard rock. In good strata the anchorage exceeds the ultimate strength of the...
HEBEI LONGQUAN INDUSTRY CO., LTD.
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Tensile E Modulus 50GPa 22mm 250kN GFRP Rock Bolts For Tunneling
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...Rock Bolts In Tunneling Features The SupFRP® GFRP Solid Bolt provides more possibilities as an alternative to metal. The GFRP Solid Bolt is manufactured with high quality GFRP material(Glassfiber Reinforced Polymer). The GFRP Solid Bolt have a high tensile load and bearing capacity with accessories, but the weight is only one quarter of metal product. It is used in Mining, Tunneling......
Supanchor Rock Reinforcement Co., Ltd.
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Anchors and Rock Bolts R25 to T130 for Self Drilling Hollow Anchor Bolt (R-thread)
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...Rock Bolts Anchors and Rock Bolts R25 to T130 for Self Drilling Hollow Anchor Bolt (R-thread) Field of application IBO Self-drilling Anchors are successfully used for anchoring in poor ground, cohesive and non-cohesive soils, and in the case of unstable boreholes. Main applications are: • Tunneling and Mining Rock bolting Face anchoring Reinforcement ahead of the tunnel face - spiles Foot piles Tunnel...
ROSCHEN GROUP
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Hollow Grouted Self Drilling Tunnel Rock Bolt Mining Anchor Bolt
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...Tunnel Rock Bolt Mining Anchor Bolt Introduction Of Hollow Drilling Mining Rock Grouting Anchor Bolt 1, Hollow Drilling Mining Rock Grouting Anchor Bolt consists of hollow core with continuous hot-rolled outside thread 2, Hollow Drilling Mining Rock Grouting Anchor Bolt......
KSQ Technologies (Beijing) Co. Ltd
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Hollow Grouted Self Drilling Tunnel Rock Bolt Mining Anchor Bolt
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...Tunnel Rock Bolt Mining Anchor Bolt Introduction Of Hollow Drilling Mining Rock Grouting Anchor Bolt 1, Hollow Drilling Mining Rock Grouting Anchor Bolt consists of hollow core with continuous hot-rolled outside thread 2, Hollow Drilling Mining Rock Grouting Anchor Bolt......
KSQ Technologies (Beijing) Co. Ltd
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Self Drilling Grouting Tunnel Left Thread Rock Anchor Bolt
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...stopper etc., is a bolting solution for unstable ground conditions. Self drilling anchor bolt, R25N, R32L, R32N, R32S, R38N, R51L, R51N, T76N, T76S. 1. drilling bar self drill anchor bolt 2. self-drilling grouting 3. use in mine, hard rock, tunnel 4. R&T...
Liaocheng Jinquan Construction Machinery Co.,Ltd - China manufacturer of rock drilling tools button bits top hammer rock tools DTH hammer button bits
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R51N Ground Tunnelling Mining Rock Bolts Fasteners Hollow Threaded Bar
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...Rock Bolts Ground Tunnelling Self Drilling Anchor Bolts Fasteners Hollow Threaded Bar Specifications of our R51N/36 Casting drill bit: Outer Diameter:51mm Inner Diameter:36mm Utimate Load:800KN Yield load:630KN Weight:7.6kg/meter Casting Drill bit for Mining Rock Bolts Ground Tunnelling......
HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
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