Dsi rock bolts. Non-standard lengths are available by negotiation.
Dsi rock bolts The DCS Bolt is a double corrosion protection rock bolt. Rock Anchors are post-tensioned bars installed in drilled holes for which at least the entire bond length is located in rock. They ensure the stability of the perimeter of the open span until the primary lining is installed. au Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained. Rock anchors can remain unbonded in the free stressing length allowing the anchor to be checked and retensioned at any time. The DSI OneStep is a self-drilling steel and cuttable rock anchor system. Bolt fittings, such as nuts, anti-friction washers and domed balls, are supplied fitted to rock bolts in the configuration requested. ROCK BOLTS – SOLID BAR Product Code Prefix THREAD BAR TB Product – 20mm Thread Bar DSI Underground Phone +61 2 49489099 Published Date 08. 3 Bar / 4 Bar; Advantages / Fabrication; Applications; Requirements; Wallplate Beams; Liner Plates Standard bolt lengths range from 600 to 3000mm in 300mm increments. This polymer coating creates a physical barrier that is impenetrable by most acids, bases, alkalizes and highly electronegative solutions. The steel threadbar is used to bond unstable rock to stable sections, beyond the face, and requires both capacity for tensile and shear loads. Bolts are available black, hot dip galvanised, or black with a stainless steel head detail; Rock bolt testing equipment; Rock bolt testing provides a quality control of the rock bolt system behaviour in combination with given ground conditions; Bolt load indicators and custom-specific pull test kits are provided upon request; 1) After grouting The DCS Bolt is a double corrosion protection rock bolt. Bolt fittings, such as nuts, anti-friction washers and dome balls, are supplied fitted to rock bolts in the configuration requested. Rebar Rockbolts (Forged Head & Threaded) #5 (15M), #6 (20M), #7 (22M) and #8 (25M) Forged Head Rebar Dimensions #5 (15M) #6 (20M) #7 (22M) #8 (25M Anchors and rock bolts, which are commonly assigned the general term ”rock bolts”, are used for rock reinforcement in Mining and Tunneling. DYWIDAG rock bolts offer robust solutions for securing ground across across diverse applications, including slopes, walls, excavations, tunnels and mines. For use in unconsolidated ground or other difficult ground conditions. DSI Underground supplies welded, bent, open, and „L“ bolts as well as custom manufacturing them to your length and threading requirements. Straps W-Strap (Mat) T = 12, 14, 16 gauge W = 5” to 13” L = 54” to 240” C = hole size/spacing to customer specs Rock Bolt Strap A36 material (36, Designed to be used with DSI Underground pull test equipment, the pull test ring is fitted to friction bolts prior to installation. ROCK BOLTS – SOLID BAR Product Code Prefix WRIGGLE BOLT T24 THREAD BAR WT4 Ø24mm Wriggle Bolt DSI Underground Phone +61 2 49489099 Published Date 21. Pull test rings are available for 47mm, 39mm and 33mm friction bolts. A two-step installation procedure allows fast installation and immediate anchorage, separate and independent grouting provides flexibility in regard to working cycles. Anchors and Rock Bolts - COMBI-BOLT Combination Rock Bolt. The Mineral Bolt is a two-component, organic and mineral resin with high strength. For further details regarding installation procedures refer to DSI Underground’s "Practical Guide to Rock Bolting". Double Corrosion Protection Bolt (Steel Grout Bell) Double Ended AH Expansion Shell Bolts; Expansion Shell Bolts - 20mm; Expansion Shell Bolts - 16mm; Double Ended AX Expansion Shell Bolts 24mm; 24mm Chemical Anchor Bolt with Forged Integral Head; Expansion Shell Bolt with Forged Integral Head - 20mm; Expansion Shell Bolt with Forged Integral Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained. 3 Bar / 4 Bar; Advantages / Fabrication; Applications; Requirements; Wallplate Beams; Liner Plates Only DSI rock bolt components should be used to enable the optimum performance of the bolt system to be obtained; DSI Underground Mining Products Division is Quality Assured to ISO 9001:2015, Registration QMS 41328. Bolts are packaged in bundles with threads protected by heavy duty polyethylene bags. These bolts are generally used for hanging piping, cable, and equipment. Corroded Mining Elements replaced with Double Corrosion Protected DSI Rock Bolts. Lattice Girders. The DSI Tork Bolt is the ultimate Dynamic Rock Support Solution for deep mining where it provides proper anchorage in a regular static mining environment, and ultimately yielding support in dynamic rock burst DSI Underground Rock Bolt Couplings are manufactured from higher tensile material and will equal the tensile strength of the bolts if installed correctly. High strength steel. The COMBI-BOLT is a unique combination rock bolt system. Rotation of the bolt mixes the resin and causes the expansion shell to expand and place the bolt in tension. The "posimix" bolt is manufactured with the addition of a specially designed spring wire attached to the up hole end of many of DSI Underground's rock bolts. The Cannington Mine, which is 100% owned by BHP Billiton, is located in northwest Queensland, about 250 km southeast of Mount Isa, Australia, and is the largest and lowest cost producer of silver and lead in the world. BOLT®, FASLOC®, Mine Fill and the DSI Hollow Bar System – ours is a complete and cost-effective end-to-end solution, all from one reliable source to simplify your operations and procurement activity. The ring allows measured load to be safely applied to installed friction bolts for the purpose of pull testing. Besides being the proper size for the rock bolt head or nut, the dolly must also have sufficient socket depth to allow nuts to be run onto the threaded portion of the bolt. Corrosion protection may be provided by hot dip galvanizing or zinc plated to AS 1789-1984. DSI Rock Bolt Catalogue - Free download as PDF File (. It integrates the currently-used bolt installation components into one self-contained product, providing a robust system for fast, easy, safe, and reliable ground control. TANDEM ANCHOR ® Bolts are "POINT ANCHOR BOLTS" because the full length of the bolt is placed under tension. Fields of application of GRP Anchors and Rock Bolts range from cuttable rock bolts for underground coal mining or ground control for mechanical excavations to injection lances or forepoling. The resin is designed to firmly fix mechanical bolts or anchors in the borehole, stabilize grout for heavily cracked rock mass, seal against gas penetration, and stop water inflows. Mining products from Dywidag-Systems International (DSI) have long been regarded for their quality, ease of use, and longevity. It qualifies perfectly as a pr AT – TUBESPILE™ - DSI Underground USA The effectiveness of DSI products will be affected by various factors, including mine conditions, mine temperature, product temperature, product storage and transportation conditions, strata control design, and the skill and experience of the user. It Integrates the currently-used bolt installation components into one self-contained product, providing a robust system for fast, easy, safe, and reliable ground control. Perpendicular Installation - Bolts should be installed as near perpendicular to the rock surface as possible. Anchors and Rock Bolts – flexible Stabilization Underground. CT-Bolt ™ Combination Rock Bolt; AT – Pipe Umbrella System; AT – Pipe Umbrella Automation; AT – TUBESPILE ™ Spiles and Forepoling Boards; Underground Construction. Bonding forces between the friction bolt and the rock mass are caused by form closure and friction transfer between the borehole wall and the rock bolt which Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained. in Smithers is proud to supply quality DSI drilling fluids, mine rock, cable and specialty bolts to facilitate BC and the Yukon mines with highly reliable products. The OMEGA-BOLT ® lt is safe and easy to install. The following products form part of our comprehensive range of anchors: Mechanical Anchors, Resin and Rebar Rock Bolts; CT-Bolt ™ Combination Rock Bolts; Friction Stabilizers; OMEGA-BOLT ® Expandable Friction Bolts The CT-Bolt ™ is a unique combination rock bolt system. Faster Technical Data 3/4" (20 mm) Bolt 1" (25 mm) Bolt 1" (25 mm) Hollow Bolt; Resin Type: polyester / epoxy resin: polyester / epoxy resin: polyester / epoxy resin – Bolt fittings, such as nuts, anti-friction washers and domed balls, are supplied fitted to rock bolts in the configuration requested. com. Grade 100 K. Rock Bolts Basic Concept Rock Bolts are generally formed from solid threadbar systems, i. Anchors, Rock Bolts & Pre-Support AT – TUBESPILE ™ The AT – TUBESPILE ™ forms part of the POWER SET product family. 32 MB CT-Bolt ™ Combination Rock Bolt; AT DSI Underground rebrands as Sandvik. The wedge segments grip the cable by means of tooth shaped threads which are forced into the surface of the cable wires. Cable Bolts End Holding Device - conventional style to hold cable bolt prior to grouting 2 straps 3/4” x 2-2/3” (19 mm x 70 mm) suitable for 2” (51 mm Installation Accessories - DSI Underground Canada Anchors and Rock Bolts - OMEGA-BOLT ® Expandable Friction Bolt The main application of the OMEGA-BOLT ® Expandable Friction Bolt is temporary rock reinforcement in Mining and Tunneling. Excellent for spiling (fore-poling). Spiles and Forepoling Boards Spiles and forepoling boards are used as temporary pre-support system for the working area. The "posimix" bolting system was designed to assist in the installation of rock bolts with chemical anchors in larger diameter holes (35-38mm) by providing: Manufacture of the "posimix" bolt is the addition of a specially designed spring wire attached to the up hole end of many of DSI Underground rock bolts. Standard bolt lengths range from 1500 to 3000mm in 300mm increments. Non-standard lengths are available by negotiation. Where ground conditions are rock-burst prone and challenging, HEA mesh by DSI Underground provides improved surface containment with the addition of prelaced wire strand. Plates should meet ASTM F432 standards. The OMEGA-BOLT ® is a folded steel tube with a welded ferrule on each end. Notes – Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained – DSI Underground is Quality Assured to ISO 9001:2015 Anchors, Rock Bolts & Pre-Support. DSI Rock Bolts secure Tunnel for Mölltaler Glacier Express The world's longest underground cable railway (length 4,796 m) provides an all-year service to the glacier ski-region of Carinthia. The anchor force is transmitted to the rock by bond between the grout body and the rock. DSI Underground OneStep self-drilling bolt has revolutionised rock bolting. Mineral Bolt is engineered for the installation of rock bolts. The product range of DSI Underground includes a wide variety of rock reinforcement and strata support systems such as bar and cable rock bolts, friction bolts, resin anchors and an extensive line of accessories. Rock Bolt Dollies - Rock bolt installation dollies should only transfer rotational energy to the rock bolt during installation, not percussive energy, when stopers and jacklegs are used. The Wedge Anchorage of the Cable Bolt The anchorage of most cable bolts consists of a wedge barrel and a 2- or 3-part wedge. Eyebolts, Scaling Bars & Utility Hangers Pipehanger (J-Bolt) - for 3/16" chain or 1/4" chain 1060 material (100,000 psi) E = Ø 9/16" L = 18" and 2 Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained. SPS Mining Supplies Ltd. The bolt with the wedge is entered into the hole and the nut end of the bolt is fitted into a special spanner contained in a rotary percussive rock drill. All dimensions in accordance with ASTM F432 & CSA M430-90 specifications. The Newmont Mining Corporation was founded in 1921 in the USA and is a globally leading producer of gold and copper. 2020 25 Pacific Highway Fax +61 2 49484087 NSW 2290 Bennetts Green E-mail sales@dsiunderground. dsiunderground. Our portfolio includes: – Rock bolts and anchor systems – Passive support products including profiles, girders, mesh and rock bolt straps Overview DSI Fibreglass Cuttable OneStep self-drilling bolt has revolutionised rock bolting. Types of Rock bolts available include: * CT / DCP bolts * Galvanised rock bolts (DSI GEWI, DSI AX, BBV bar) * Stainless steel bolts and threaded bar Since cable bolts in Mining are long, single-section multi-strand tendon supports, they are very suitable for use in deep boreholes and where mining heights restrict the use of long solid-bar style rock bolts. The Leeville Mine: DSI GRP Rock Bolts and DSI Inject Systems ensure Safety in Aggressive Environments. 08. A single step process, greatly improving efficiencies in underground mining. Open Eyebolt & „L“ Bolt. DSI Underground Mining Products Division is Quality Assured to ISO 9001:2015, Registration QMS 41328. It offers the combined advantages of an immediate point anchorage and subsequently a fully grouted rock bolt. We offer a wide variety of anchors and rock bolts for Tunneling. Bolts not perpendicular to the plate and rock surface will be marginally weaker and will not be pretensioned properly. The DCS (Steel Grout Bell) Bolt has a steel grout bell and corrugated polythene sleeve and is designed to be used with cementitious grouts. Using both the thrust of the machine and full impact the bolt is driven onto the wedge to set the Mechanical Rock Bolts Expansion Shells for 5/8" & 3/4" UNC threads & 7/8" where applicable Ø = 1-1/32" (26 mm) hole size: model F1F, L =& Sep 17, 2021 ยท Download Product Catalogue DSI Underground Corporate Brochure DSI Underground Corporate Brochure 16 August 2022 2. Specialist Chemical and Mineral Products for your Underground Applications: DSI Schaum Chemie. DCP Bolt, 579kN; DSI Hollow Bar System Rock Bolts; 26 Products. The 20mm debonded Posimix bolt system is designed to allow for a specified amount of ground The DSI Underground HI-TEN Strand Bolt is a cable designed to be installed as a long rock bolt which is capable of being post-tensioned at the face, or out-bye, to loads of up to 27 tonnes using DSI Underground Tensioner Unit. Our customers and partners are national and international mining companies and contractors, in both soft and hard rock mining. 2021 25 Pacific Highway Fax +61 2 49484087 Anchors, Rock Bolts & Pre-Support The AT – Pipe Umbrella System is a pre-support measure used in weak ground conditions in conventional as well as mechanized Tunneling. In dynamic conditions where an excavation surface deforms, the strata loading is effectively transferred to all bolts and tendons, with a strong connection between the bolts Corroded Mining Elements replaced with Double Corrosion Protected DSI Rock Bolts. The nut fitted to wriggle bolts has similar across flats dimensions as nuts fitted to 24mm bolts to utilize standard roof bolt spanners. This significant milestone marks the next step in our integration journey, aligning us fully with the Sandvik brand. DSI Underground is also a major exporter of these products to the Asia-Pacific Region. txt) or read online for free. Standard Lengths & Packaging Standard bolt lengths range from 1200 to 1800mm in 300mm increments. The tunnel starts at an altitude of 1,225 m and exits 1,000 m higher, opening an all-year ski resort up to an altitude of 3,105 m. Friction Bolt Nominal Sizes 33mm, 39mm and 46mm Dimensions FS-33 FS-39 FS-46 Taper Diameter A 1-1/8" (28 mm) 1-3/16" (30 mm) 1-1/2" (38 mm) Tap Friction Stabilizers - DSI Underground Canada Home The wriggle bolt has been found to be effective in coal rib stabilization and mesh retention on rock embankments. Discover our new website for the latest updates in ground support solutions and innovations We have extensive expertise in rock bolting work in difficult locations, requiring use of elevated work platforms, rope access, confined spaces, road and rail sites, and deep excavations. The DSI Self-Drilling Bolt is a fully threaded hollow bar that initially serves as a drill rod, utilizing a lost bit. The CT-Bolt ™ is a unique combination rock bolt system. Forged Head (1-1/8" Square) Forged Head & Threaded Nominal 5/8" and 3/4" sizes and 7/8" Dimensions Head Type 5/8" Bolt 3/4" Bolt 7/8" Bolt Body Di DSI Underground is Australia’s largest manufacturer & supplier of specialist strata reinforcement & support products to the underground coal & metalliferous mining sectors. Non-standard requirements are available by negotiation. Standard bolt lengths range from 600 to 3000mm in 300mm increments. The New DSI-PEAK Rock Bolt Challenges Conventional Bolting Techniques in Underground Coal Mines. 2022 This ploughing effect through the resin will ensure that most of the kinetic energy in a rock burst is contained within the rock-mass. DSI Underground Systems Catalogue US 01 - Free download as PDF File (. The document provides information on mining and tunneling products including mechanical rock bolts, cable bolts, fiberglass bolts, resins, mesh, tools, girders, grouts and other accessories. For more details and further information, please refer to our official press release. e. The bolt could also rip through the plate during installation or by bolt loading. DSI Self-Drilling Bolt. ROCK BOLTS – BOLT FITTINGS Product Code Prefix PULL TEST RING PRING For Friction Bolts DSI Underground Phone +61 2 49489099 Published Date 01. This unification of the resin, bolt and strata layers provides the necessary strength and rigidity to prevent sag by acting as a reinforcement which anchors the individual stratified layers of rock into a single high strength beam. Support Systems. In 1995, our company was the first in Poland to produce liquid chemical components for mines. . The thread is made to 15010208. This document provides product data sheets for various types of rock and roof bolts, including: - 24mm chemical anchor bolts in standard, high, and extra high strength varieties for use with chemical anchors or cementitious grouts. Product Code Prefix CT26WR Rock Bolts – Solid Bar High Strength CT Product – Corrosion Protected Mechanical Bolt DSI Underground Phone +61 2 49489099 Published Date 29. au The nut is also rotated along the bolt thread to leave approximately 50mm of thread exposed. pdf), Text File (. Typically, these rock bolt dollies have a 7/8" hex shank and are only 31/4" long. Suitable for testing virtually all types of rock bolts and soil nails; When testing friction bolts, OMEGA-BOLT ®, or forged head bolts, the pull collar must be put onto the bolt BEFORE installation of the bolt; 30 ton units available for sale or rent; Comes complete with wooden crate; Pull test collars available upon request Polymer coated OMEGA-BOLT ® rock bolts are endorsed for mid-term support in tunneling, civil engineering and mining applications, in most environments, where highly acidic corrosive environments are found. 06. Anchors, Rock Bolts & Pre-Support. 3 Bar / 4 Bar; Advantages / Fabrication; Applications; Requirements; Wallplate Beams; Liner Plates Main Applications The Dynamic OMEGA-BOLT ® has been developed to provide safe, effective, and fast rock support in mines or tunnels where high stress in the rock mass can create a sudden release of energy (rock bursts). Corrosion protection may be provided by hot dip galvanizing or alternative coatings. Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained. bar, nut, couplers and plates. The "posimix" bolting system was designed to assist in the installation of rock bolts with chemical anchors in larger diameter holes (31- 38mm) by providing: Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained. The DSI Underground OMEGA-BOLT ® is an expandable rock bolt with excellent elongation properties designed to accommodate ground movement. au Australia www. Resin is inserted into the drilled hole followed by the bolt. The DCS bol provides long term corrosion resistance. The shank end of the dollie must be short enough to avoid contact with the drill piston. In 1992, our subsidiary was founded in Poland. Notched rebar optional for bending. Pipe umbrella pipes increase the stability in the working area by transferring loads in the longitudinal direction and decrease excavation induced deformations. Rock bolts limit the loosening of blocks out of the rock mass and shear displacements. Bar diameteres: 5/8", 3/4", 7/8" Expansion shells: Included. The DSI-PEAK Resin Bolting System is a new development by DSI Australia that ensures more efficient and productive working cycles underground. Description The FASLOC ® resin in the cartridge is used to anchor bolts to the surrounding strata. 12. In the case of DSI bolt installations, bolt hole size, length and quality, bolt This ploughing effect through the resin will ensure that most of the kinetic energy in a rock burst is contained within the rock-mass. The DSI Tork Bolt is the ultimate Dynamic Rock Support Solution for deep mining where it provides proper anchorage in a regular static mining environment, and ultimately yielding support in dynamic rock burst Our customers and partners are national and international mining companies and contractors, in both soft and hard rock mining. vorqkvxndpqegaqxjyepewzxgdqdxckzstdqwnsekbsfkefgdibkayamblzdofbiajlzlz