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  • Mechanical Rock Bolts - DSI Underground Canada

    A29 (gr75 for USA) 5/8' Bolt. 5/8' Bolt. 3/4' Bolt. 7/8' Bolt. Yield Strength, min. 15,600 lbs. (69 kN) 17,000 lbs.

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  • DYWIDAG Rock Bolts - DSI EMEA

    Expansion Shell Anchors Rock Bolts with Expansion Shell. Extremely fast and easy installation ; Immediate load bearing capacity in the borehole ; Galvanized version available ; Retensionable ; Various angle compensation designs available ; Posterior grouting is …

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  • Rock Bolts - Roof Bolts - Resin Anchoring - DSI ...

    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 Head - 16mm; GEWI ® Threadbar; Manx Bolt - 16mm Paddle Bolt

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  • Dynamic OMEGA-BOLT® - DSI Underground Canada

    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). These micro-seismic events are similar to an explosion, able to crush rock and eject fragments into the excavated drifts, and they represent a great danger to miners and equipment.

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  • DYWIDAG Rock Bolts - DCP-Rock Bolt - DSI Canada

    Use of thixotropic grouts recommended. After grouting, full bolt length will bond to the rock. Protection of hex nut by screw-on steel cap. All exposed parts are galvanized. Recommended injection rate of cement grout: 10 litre/minute. Dry pack and vent tube may be required.

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  • Rock Bolt - Self Drilling Anchor Latest Price ...

    370mm². Rolled Thread. M24x3.0mm Pitch. Key Features. Manufactured from a special hot rolled deformed bar designed by DSI Underground. This bolt features a rib pattern which actively assists with mixing the chemical anchors during installation.

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  • High Strength Bar - DSI Underground Australia - Rock

    2013-9-17 · DSI Underground Systems Inc. 9786 S Prosperity Road West Jordan, UT 84081, USA Phone +1-801-973 7169 Fax +1-801-973 7172 E-mail [email protected] www.dsiunderground.com South America DSI Chile Industrial Ltda. Las Encinas #1387, Valle Grande Lampa, Santiago de Chile, Chile Phone +56-2-596 96 20 Fax +56-2-596 96 69

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  • DYWIDAG GRP Anchors and Rock Bolts

    THREADBAR ® Resin Anchored Rock Bolts. Resin bolts, bonded to rock or concrete by a fast curling polyester resin grout, are used extensively for slope stabilization, tie backs, tie downs, and for roof bolts. The resin grout develops a bond superior to that developed by cement grout. Fast gelling resin allows transfer of load to the rock formation within minutes after installing the bolt.

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  • System Description - DSI Canada

    2021-7-28 · Rock bolting systems are used to stabilize excavated rock mass in underground mines and tunnelling. Rock bolts are systematically arranged to transfer the load from the unstable surface or exterior of the rock, to the much stronger interior part of the rock. The rock mass can be reinforced by different types of rock bolts. Epiroc offers the following Swellex expandable rock bolting systems:

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  • DYWIDAG Rock Bolts - DCP-Rock Bolt - DSI Canada

    DCP – Rock Bolt Features. Superior performance — On-site assembly to any length. Double Corrosion Protection (DCP) consisting of corrugated plastic sheathing and cement grout. Stressable with hydraulic jack immediately after installation. Hydraulic jack sitting on shoulder of hemispherical seat. Direct load transfer from anchor head to ...

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  • Rock Bolts - DYWIDAG-Systems International UK

    Rock Bolts. Rock Bolts are generally formed from solid threadbar systems, i.e. bar, nut, couplers and plates. The steel threadbar is used to bond unstable rock to stable sections, beyond the face, and requires both capacity for tensile and shear loads.

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  • Mining | rocbolt

    Forged Head Replacement Bolts TDS Mineral Bond LV Mineral Bond LV _ Component B Mineral Bond LV _ Component A Self-Drilling Hollow Bar Anchor System DSI Pump Set - Multi Pump. Cable Anchors. CableLok Bolt ... Accessories. Accessories for Rock and Roof Bolts ...

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  • BluGeo LP Rock Bolt - Bluey Technologies; Concrete ...

    BluGeo LP Rock Bolt has been designed as an easy to install, reliable grouting, flexible nut and plate configuration product suitable for civil engineering applications. BluGeo LP Rock Bolt incorporates a unique patent designed, low profile fixing nut to form a Double Corrosion Protection bolt.

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  • Atlas Copco Rock Reinforcement Products Product

    2017-11-14 · line rock bolts, which are manufactured from a special type of steel. Another development is the Swellex Premium line of rock bolts, for use where high yield load and stiffness are expected from the reinforce-ment system. When Atlas Copco bought MAI in 2001, the rock reinforcement center moved to Feistritz/Drau, Austria.

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  • DYWIDAG Geotechnical Product Range

    2020-9-24 · GEWl® Soil and Rock Bolts DYWI® Drill Soil and Rock Bolts Slope Stabilization and Sidehill Cuts The development and expansion of infrastructure – and, more specifically, the construction of high-speed corridors – poses significant requirements in terms of route planning. The expansion of motorways by adding more lanes often

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  • DSI Mining Products - Manufacturer & Supplier.

    DSI Mining Products Manufacturer & Supplier at your Best MANUFACTURE. OPERATIONS & METALLURGY DSI Mining Products is an Australian based Company provides with Manufacturing & Supply Design for the mineral processing industry. Grinding Mills Crushers Mobile Equipment Chutes, Bins & Hoppers Conveyors Trommels OUR PRODUCTS. STEEL MILL LININGS RUBBER AND …

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  • DYWIDAG Threadbar Anchors - DSI Civil

    DYWIDAG Bar Anchors. DYWIDAG Threadbar Anchors are an actively tensioned ground anchor system and correspond to DIN 4125 and EN 1537 regulations. Due to the active tensioning, anticipated deformations of the system and deformations at the civil engineering measure are minimized or entirely eliminated. This applies both to temporary structures ...

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  • DYWIDAG THREADBAR® Properties and Hardware ... -

    2018-5-25 · *Using two washers in a set. Solutions for larger bars and angles are available. Consult with your local DSI Sales Engineer. Nuts and couplers lengths are for uncoated bars. Consult DSI Sales Engineer for oversize hardware. DYWIDAG nuts and couplers …

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  • DYWIDAG Rock Bolts - DCP-Rock Bolt - DSI Canada

    DCP – Rock Bolt Features. Superior performance — On-site assembly to any length. Double Corrosion Protection (DCP) consisting of corrugated plastic sheathing and cement grout. Stressable with hydraulic jack immediately after installation. Hydraulic jack sitting on shoulder of hemispherical seat. Direct load transfer from anchor head to ...

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  • DSI Mining Products - Manufacturer & Supplier.

    DSI Mining Products Manufacturer & Supplier at your Best MANUFACTURE. OPERATIONS & METALLURGY DSI Mining Products is an Australian based Company provides with Manufacturing & Supply Design for the mineral processing industry. Grinding Mills Crushers Mobile Equipment Chutes, Bins & Hoppers Conveyors Trommels OUR PRODUCTS. STEEL MILL LININGS RUBBER AND …

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  • BluGeo LP Rock Bolt - Bluey Technologies; Concrete ...

    BluGeo LP Rock Bolt has been designed as an easy to install, reliable grouting, flexible nut and plate configuration product suitable for civil engineering applications. BluGeo LP Rock Bolt incorporates a unique patent designed, low profile fixing nut to form a Double Corrosion Protection bolt.

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  • DYWIDAG Threadbar Anchors - DSI EMEA

    2018-5-25 · *Using two washers in a set. Solutions for larger bars and angles are available. Consult with your local DSI Sales Engineer. Nuts and couplers lengths are for uncoated bars. Consult DSI Sales Engineer for oversize hardware. DYWIDAG nuts and couplers …

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  • DYWIDAG THREADBAR® Properties and Hardware ... -

    Forged Head Replacement Bolts TDS Mineral Bond LV Mineral Bond LV _ Component B Mineral Bond LV _ Component A Self-Drilling Hollow Bar Anchor System DSI Pump Set - Multi Pump. Cable Anchors. CableLok Bolt ... Accessories. Accessories for Rock and Roof Bolts ...

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  • Mining | rocbolt

    Product Overview DYWIDAG Anchor Systems DYWI ® Drill Hollow Bar System Rock Bolts and Meshes DYWIDAG Form Tie Systems

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  • Products - DYWIDAG-Systems International UK

    Key Features. Extremely fast and easy installation. Immediate load bearing capacity in the borehole. Galvanized version available. Retensionable. Various angle compensation designs available. Posterior grouting is possible – increased load bearing capacity and durability.

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  • Expansion Shell Anchors - DYWIDAG-Systems

    System Description. DYWIDAG-Systems International was a pioneer in the development of rock and soil anchor systems and technology. Today, DSI is a world leader in this field with an outstanding reputation of product quality and customer service. The double corrosion protected THREADBAR ® anchor is universally recognized as the 'standard' for ...

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  • Mining | rocbolt

    Forged Head Replacement Bolts TDS Mineral Bond LV Mineral Bond LV _ Component B Mineral Bond LV _ Component A Self-Drilling Hollow Bar Anchor System DSI Pump Set - Multi Pump. Cable Anchors. CableLok Bolt ... Accessories. Accessories for Rock and Roof Bolts ...

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  • How Split set Rock Bolt and Friction Bolts Work

    The original THREADBAR ® is hot-rolled, high strength steel with two flat sides in the thread pattern that allow gripping and turning of the bars with a crescent wrench. The flat sides facilitate self-cleaning with each stripping operation. DYWIDAG THREADBAR ® and …

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  • Bars - DSI Canada

    DYWIDAG Bar Anchors. DYWIDAG Threadbar Anchors are an actively tensioned ground anchor system and correspond to DIN 4125 and EN 1537 regulations. Due to the active tensioning, anticipated deformations of the system and deformations at the civil engineering measure are minimized or entirely eliminated. This applies both to temporary structures ...

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  • DYWIDAG Threadbar Anchors - DSI Civil

    Geotechnical and Post-Tensioning Systems for Construction Solutions: DSI Canada Civil Ltd. DSI Canada Civil Ltd. (DSI) is part of the global DSI Group. DSI’s scope of business includes the development and application of Geotechnical and Post-Tensioning Systems for the Construction industry.

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  • Construction and Structural Repair Solutions - DSI

    These bolts were developed to counteract both rockburst prone and squeezing rock conditions. The bolts are considered yielding support as anchors are firmly fixed within grout or resin whilst smooth sections between anchors are able to freely deform in response to rock dilation (Figure 3(a)).

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  • When friction is no longer enough - University of Western ...

    The DYWI ® Drill Hollow Bar serves as a drill rod. It is fitted with a lost drill bit at the top that can be adapted to different soil conditions. After each single section of 1 to 6m, the subsequent bar is coupled to the previously installed segment. At the final stage of drilling, cement mortar is injected into the hollow core of the bar ...

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  • Nuts, Bolts, Screws and Specialty Fastener Supplier ...

    2021-4-19 · • Dual channel MIPI-DSI (4 lanes per channel) • eDP 1.3 (4 lanes with 10.8Gbps) to support display, with PSR • HDMI 2.0a for 4K 60Hz with HDCP 1.4/2.2 • DisplayPort 1.2 (4 lanes, up to 4K 60Hz) • Supports Rec.2020 and conversion to Rec.709: interface …

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  • DYWI ® Drill Hollow Bar System - DSI EMEA

    2019-6-28 · This article is about the application of ground support strategies and techniques to 'underground mining projects'. For the article on general geotechnical design see Geotechnical design. Ground support is a set of techniques, elements and methods that enable the conservation or mobilization of a rockmass' initial strength.

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  • Steel Arch Support - DSI Civil

    Steel arches can provide a more low cost permanent support solution for long term critical requirements such as permanent travel ways in decline development, conveyor drifts and portals. DSI steel arch support design configurations are tailored to suit your specific site requirements with consideration to clearances, load capacity, erection ...

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  • Underground Mining Solutions - DSI Underground

    On 26 February 2021, DSI Underground SMART, a wholly owned subsidiary of DSI Underground completed the acquisition of the virtual reality training specialist Edvirt. The acquisition boosts DSI Underground’s investment in innovation to drive efficiency and safety across mining and tunneling operations forward.

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  • Underground Drill Rigs and Bolters, Mining Drill Rigs ...

    2014-11-26 · Anchors and rock bolts are used for rock reinforcement in Mining and Tunneling. Rock bolts limit the loosening of blocks out of the rock mass and shear displacements. DYWIDAG-Systems International has long experience in the development, production and supply of mechanical anchors.

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  • Dywidag Systems International - Mechanical Anchors

    2009-11-3 · Total price: 42.94. Add both to Cart Add both to List. These items are shipped from and sold by different sellers. Show details. Buy the selected items together. This item: Lego Rock Band - Nintendo DS by WB Games Nintendo DS 24.95. Only 9 left in stock - …

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    ROCK64 is a credit card sized Single Board Computer powered by Rockchip RK3328 quad-core ARM Cortex A53 64-Bit Processor and support up to 4GB 1600MHz LPDDR3 memory. It provides an eMMC module socket, MicroSD Card slot, Pi-2 bus, Pi-P5+ bus, USB 3.0 and many others peripheral devices interface for makers to integrate with sensors and devices.

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    2021-6-6 · Recalled 4-in-1 Rock 'n Glide Soother (Glider Mode). (CNN) Fisher-Price has recalled models of its baby soothers and gliders after the deaths of four infants who were reportedly left on their ...

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