tunneling expansion shell rock bolt

Brand Name:Fuhua

Place of Origin:China

... 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

Brand Name:NC9842

Model Number:9842

Place of Origin:Mainland China

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...

Brand Name:Minetech

Model Number:Hollow Anchor Bar Self-Drilling Bolt

Place of Origin:China

..., tunneling pre-support, foundations with micropiles, it is 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

Brand Name:zuanshen

Model Number:DW551

Place of Origin:China

...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...

Place of Origin:China

Brand Name:Longquan

Model Number:expansion shell

... 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

Brand Name:SupFRP

Model Number:S22

Place of Origin:Jiangsu, China

...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...

Brand Name:ROSCHEN

Place of Origin:Germany, Australia, China

Model Number:25 32 32 38 51 R25N R32L R32N/1 R32N R32S/1 R32S R38N/1 R38N/2 R38N R51L/1 R51L R51N/1 R51N

...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

Brand Name:MIROC

Model Number:Self drilling anchor bolt

Place of Origin:China

...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...

Brand Name:MIROC

Model Number:Self drilling anchor bolt

Place of Origin:China

...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...

Place of Origin:China

Brand Name:Jinquan

Model Number:Threaded & Tapered

...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

Brand Name:OED/OEM

Model Number:T51N/36

Place of Origin:China

...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...

Brand Name:Ouji Fasteners

Place of Origin:Jiangsu, China

Model Number:Din

1/4" 1/2" 3/4" 3/8" 5/8" 5/16" Metal Black Oxide Flat Washers M2 M2.5 M3 M3.5 M4 M5 DIN 9021 Description Specifications For Anchor Bolt, Expansion Anchor, Wedge Bolt, Drop in Anchor 1.Supply to USA,Europe,Austrilia,and Middle East 2.Matrial: Stainless ...

Brand Name:kamach

Model Number:CYTM 41/2

Place of Origin:China

One of the most attractive features of the hydraulic drilling jumbo for tunneling is its double-boom design, making it suitable for a large drilling cross section area. The tunneling jumbo has two drive methods, single-power and dual power, giving it a ...

Brand Name:SANROCK

Model Number:SRUB2S

Place of Origin:Zhejiang, China

...Rock Bolting Drilling Rig Hydraulic Underground Tunneling Drilling Rig Equipment SRUB2S rock bolting rig with long boom design is developed for using in various drift sizes from small to medium. It can install most common rock nolts like split set or resin bolts from 1.5m to 2.5m length. The suitable cross-sections(w*h) is from minimum 3m*2.8m to maximum 5.6*5.1m . Versatile bolting head SRUB2S bolting...

Brand Name:FLRS or OEM

Model Number:FLRS-B029

Place of Origin:China

...irreplaceable role in rock and soil anchorage, slope reinforcement, tunnel support and other fields. The Solid Bolt is used in Mining, Tunneling and Civil Engineering widely. It provides more possibilities as an alternative to metal. The GFRP Solid Bolt is

Brand Name:Summery

Model Number:full threaded steel

Place of Origin:China,shanghai

...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 anchor system is mainly used in slope stabilization, tunneling...

Place of Origin:CHNIA

Brand Name:Zhengde

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 ...

Model Number: HLX5

...tunnel jumbo RIGS designed for face, bolt and long hole drilling Product feature of Rock Drills HLX5 is the most popular rock drill in the market. The reason for its popularity is its excellent durability and reliability. It is the standard drill choice in hydraulic mining and tunneling Jumbos designed for face, bolt and long hole drilling. HLX5 is a compact, robust and universal hydraulic percussive rock

Brand Name:SOLLROC

Model Number:R25 R32 R38 R51 T40 T76

Place of Origin:China

...Bolt Self Drilling Grouting Anchor Bolts Bar 1. R thread self drilling anchor bolt is suitable for broken rock, loose soil and conditions which are difficult to drill holes, such as fracture zones, decayed rock, gravel, sandy gravel, backfill ground. 2. Used for permanent support for tunneling. 3. In slope stabilization, rock bolts and soil nails can be used to maintain and strengthen soil and rock...