rock bolts dsi cheap

Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).

  • 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

    Get Price
  • Mechanical Rock Bolts - DSI Underground Canada

    3/4”- 10 UNC. 7/8”-9 UNC. All dimensions in accordance with ASTM F432 & CSA M430-90 specifications. Technical Data. C1060 Steel. C1060 Steel. C1070. C1070M. 5/8' Bolt.

    Get Price
  • Rock and Roof Bolts - DSI Civil

    Geotechnical Systems - Rock and Roof Bolts. At DSI Australia, we are a leading manufacturer & supplier of specialist strata reinforcement products to the underground mining sectors. We offer a comprehensive range of rock and roof bolts as well as accessories. To learn more, please visit DSI Australia's Mining website: Rock and Roof Bolts

    Get Price
  • Rebar Rockbolts - DSI Underground Canada

    Anchors, Rock Bolts & Pre-Support. The CT-Bolt ™ is a unique combination rock bolt system. It offers the combined advantages of an immediate point anchorage and subsequently a fully grouted rock bolt. A two-step installation procedure allows fast installation and immediate anchorage, separate and independent grouting provides flexibility in regard ...

    Get Price
  • CT-Bolt™ Combination Rock Bolt - DSI Underground

    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

    Get Price
  • DCP Bolt, 310 kN - DSI Underground Australia - Rock

    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. The deformed bar rib pattern improves load transfer properties. The rolled thread strength nominally equals the column strength of the bar.

    Get Price
  • Mechanical Rock Bolts - DSI Underground

    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.

    Get Price
  • High Strength Bar - DSI Underground Australia - Rock

    Getting started; Mining Rock Bolts; Mining Rock Bolts - Manufacturers, Suppliers, Factory from China. The company upholds the philosophy of 'Be No.1 in quality, be rooted on credit and trustworthiness for growth', will continue to serve old and new customers from home and overseas whole-heatedly for Mining Rock Bolts, Flange Nuts, Grade 930 Pt Bar, Post Tension Steel Bar,Hot Rolled Right Hand ...

    Get Price
  • 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.

    Get Price
  • 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.

    Get Price
  • THREADBAR and Rebar Bolts (SN-Anchors) - DSI

    2019-5-29 · Rebar Bolts (SN-Anchors) Field-proven bolting system. Effective and standardized installation. Embedding of the tension member in grout ensures optimal bond strength. Low sensitivity concerning the actual diameter of the borehole. ALWAGRIP special rib geometry for optimized bond strength available on request.

    Get Price
  • Posimix Resin Bolt System - DSI Underground Australia

    Bar Diameter. 20.0mm. Key Features. 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 'posimix' bolting system was designed to assist in the installation of rock bolts with chemical anchors in larger diameter holes (35-38mm) by providing:

    Get Price
  • Mechanical Anchors, Resin and Rebar Rock Bolts - DSI ...

    Which rock bolt system is the best one to use depends on a variety of factors, which have to be considered in each individual case. DSI Underground has longtime experience in the development, production and supply of mechanical anchors and rock bolts.

    Get Price
  • Posimix Resin Bolt System - DSI Underground Canada

    2017-2-28 · General Features. 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. 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:

    Get Price
  • DYWIDAG GRP Anchors and Rock Bolts

    2013-9-17 · GRP Anchors and Rock Bolts. Contents Introduction 3 Rock reinforcement and rock support in underground excavation Mechanical excavations – TBM, ... DSI Underground Systems Inc. 9786 S Prosperity Road West Jordan, UT 84081, USA Phone +1-801-973 7169 Fax +1-801-973 7172

    Get Price
  • Rock Bolt Properties - DSI Canada

    ×. The language has been changed due to your browser's language settings. If you would like to see this page in another language, please use the language dropdown.

    Get Price
  • 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

    Get Price
  • Installation Quality Guidelines - DSI Underground

    Fillet on Forged Head Rebar - Forged head rebar bolts should be inspected to ensure a fillet of 1/8' radius is present where the shaft connects to the forged head. Sharp transitions may weaken the bolt. Shelf Life of Resin - Resin has a practical shelf life. Although the chemical ingredients do not change with time, most resin cartridges are water based and thus dry out with age.

    Get Price
  • THREADBAR and Rebar Bolts (SN-Anchors) - DSI

    2019-5-29 · Rebar Bolts (SN-Anchors) Field-proven bolting system. Effective and standardized installation. Embedding of the tension member in grout ensures optimal bond strength. Low sensitivity concerning the actual diameter of the borehole. ALWAGRIP special rib geometry for optimized bond strength available on request.

    Get Price
  • GRP Anchors and Rock Bolts - DSI Schaum Chemie

    GRP Anchors and Rock Bolts are used as an alternative to conventional ground control elements made of steel. Thanks to the rapid development of production technologies and a higher amount of mechanical excavation, GRP systems have gained importance in underground construction around the world. Fields of application of GRP Anchors and Rock Bolts ...

    Get Price
  • Anchors and Rock Bolts - DSI Schaum Chemie

    2017-8-10 · 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. 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 is expanded by hydraulic pressure.

    Get Price
  • Anchors, Rock Bolts & Pre-Support - DSI Tunneling

    Spiles and forepoling boards are used as temporary pre-support system for the working area. They ensure the stability of the perimeter of the open span until the primary lining is installed. Depending on the foundation soil characteristics, different spile types are used in …

    Get Price
  • The Rogun Dam: DSI supplies DYWIDAG Rock Bolts

    Within a mere 11 months, DSI produced 4,595 DYWIDAG Rock Bolts with a total weight of 1,360t in its plants in Koenigsbrunn and Nauen, Germany. This included 2,162 36 WR double corrosion protected DYWIDAG Rock Bolts, 825 temporary 36 WR DYWIDAG Rock Bolts and 1,608 double corrosion protected, 47 WR DYWIDAG Rock Bolts with a total length of 71,357m.

    Get Price
  • Rock Bolt Properties - DSI USA

    DYWIDAG THREADBAR Properties and Hardware Dimensions. 27th March 2018. 265.50 KB Download.

    Get Price
  • OMEGA-BOLT® Expandable Friction Bolts - DSI

    Basic Concept The main application of the OMEGA-BOLT ® expandable friction bolt is temporary rock reinforcement for Underground applications. Bonding forces between the friction bolt and the ground are caused by form closure (mechanical interlocking) and friction transfer between the borehole wall and the bolt, which is expanded by hydraulic pressure.

    Get Price
  • CT-Bolt - DSI Civil

    CT-Bolt System Description. Combination rock bolt. Application as temporary and long-term ground control system. Immediate point anchorage in terms of an expansion shell anchor. Post-grouting assembly features double corrosion protection. Fully automated or manual bolt installation. 1. Nut.

    Get Price
  • DSI Rock Bolts stabilize Excavation in historic Mine ...

    DSI Rock Bolts stabilize Excavation in historic Mine: Rehabilitation of the Rayas Shaft. The historic town of Guanajuato is a four hours’ drive north-west of Mexico City in an area in which silver and gold have been extracted from underground mines for more than four centuries.

    Get Price
  • Anchor Design - DSI Canada

    Anchor Design. DYWIDAG THREADBAR ® reinforcing steel is intended for use in relatively low strength rock bolt and rock dowel applications. DYWIDAG THREADBAR ® prestressing steel is intended for use in high strength application to permit the maximum design load in each borehole. The use of prestressing steel may allow a reduction in the number of bolts in the pattern and thus, it usually ...

    Get Price
  • Anchors and Rock Bolts - DSI Schaum Chemie

    2017-8-10 · 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. 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 is expanded by hydraulic pressure.

    Get Price
  • GRP Anchors and Rock Bolts - DSI Schaum Chemie

    GRP Anchors and Rock Bolts are used as an alternative to conventional ground control elements made of steel. Thanks to the rapid development of production technologies and a higher amount of mechanical excavation, GRP systems have gained importance in underground construction around the world. Fields of application of GRP Anchors and Rock Bolts ...

    Get Price
  • Anchors, Rock Bolts & Pre-Support - DSI Tunneling

    Spiles and forepoling boards are used as temporary pre-support system for the working area. They ensure the stability of the perimeter of the open span until the primary lining is installed. Depending on the foundation soil characteristics, different spile types are used in …

    Get Price
  • Rock Bolts & Spiles - DSI Canada

    CT-Bolt System Description. Combination rock bolt. Application as temporary and long-term ground control system. Immediate point anchorage in terms of an expansion shell anchor. Post-grouting assembly features double corrosion protection. Fully automated or manual bolt installation. 1. Nut.

    Get Price
  • CT-Bolt - DSI Civil

    DSI Rock Bolts stabilize Excavation in historic Mine: Rehabilitation of the Rayas Shaft. The historic town of Guanajuato is a four hours’ drive north-west of Mexico City in an area in which silver and gold have been extracted from underground mines for more than four centuries.

    Get Price
  • DSI Rock Bolts stabilize Excavation in historic Mine ...

    Typical applications include: rock bolts & rock dowels, stitching bars and ties. DYWIDAG HCR Threadbars are also suitable for the fixing of stainless steel DELTAX ® & TECCO ® STAINLESS mesh, used for slope protection applications. DYWIDAG HCR Threadbar is manufactured from stainless steel and is available in both 1,4301 (304) and 1,4401 (316 ...

    Get Price
  • DYWIDAG HCR Stainless Steel - DYWIDAG-Systems

    2016-7-2 · July 2016, DSI Underground signed an agreement to manufacture and sell patented Dynamic OMEGA-BOLT ® with Northern Mining Products (NMP) of Luleå, Sweden. In their quest for higher grade ore, underground mines around the world are going deeper and deeper, where rock mass is often highly stressed by the weight of overlaying strata and by tectonic forces.

    Get Price
  • DSI Underground signs an exclusive distribution

    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.

    Get Price
  • Expansion Shell Anchors - DYWIDAG-Systems

    Grout socks are utilised in heavily fissured or fragmented rock. Rock bolts rely on the confinement of grout within a borehole in order to transfer the strength from the steel threadbar into the rock. If fissures prevent the borehole from containing the grout, then the bar can be covered with a grout sock prior to placement in the hole.

    Get Price
  • Rock Bolts & Spiles - DSI Canada

    Mining products from Dywidag-Systems International (DSI) have long been regarded for their quality, ease of use, and longevity. SPS Mining Supplies Ltd. in Smithers is proud to supply quality DSI drilling fluids, mine rock, cable and specialty bolts to facilitate BC …

    Get Price
  • Mine Rock, Cable & Specialty Bolts BC | DSI | SPS

    Basic Concept The main application of the OMEGA-BOLT ® expandable friction bolt is temporary rock reinforcement for Underground applications. Bonding forces between the friction bolt and the ground are caused by form closure (mechanical interlocking) and friction transfer between the borehole wall and the bolt, which is expanded by hydraulic pressure.

    Get Price
  • OMEGA-BOLT® Expandable Friction Bolts - DSI

    2019-5-29 · The DYWI ® Drill S-D (self-drilling) expansion bolt combines a hollow bar system with an expansion shell element. The entire bolt assembly is installed self-drilling, activation of the expansion element is achieved by pulling the hammer back under hydraulic strokes. Tensioning of the bolt head and subsequent grouting are accomplished in ...

    Get Price
  • Combination Bolts - DSI Underground Austria

    DSI Rock Bolts stabilize Excavation in historic Mine: Rehabilitation of the Rayas Shaft. The historic town of Guanajuato is a four hours’ drive north-west of Mexico City in an area in which silver and gold have been extracted from underground mines for more than four centuries.

    Get Price
  • DSI Rock Bolts stabilize Excavation in historic Mine ...

    Innovative solution using DYWIDAG Rock Bolts for cavern construction in India. At the request of Jaiprakash Industries Ltd., Delhi, DSI developed a specialized DYWIDAG Rock Bolting System that was successfully used for the construction of several hydro caverns in Northern India.

    Get Price
  • Innovative solution using DYWIDAG Rock Bolts for ... -

    Drill smallest diameter hole which is compatible with the bolt and cartridge diameter selected. Insert Resin Cartridges. Use fast setting resin for bond length. If full encapsulation is desired, use slow setting resin or cement grout in the upper length to accommodate stressing. Insert DYWIDAG THREADBAR®. Spin bar with drill tool at about 100 rpm.

    Get Price
  • Anchor Installation - DSI USA

    2019-7-6 · Rock and Soil Nail Basic Concept Soil nailing is a construction technique generally used for the stabilization of naturally unstable slopes or securing of over-steepened existing slopes, as well as the stabilization of retaining walls or embankments. For Underground applications, soil nails are also referred to as rock nails or bolts.

    Get Price
  • DYWI(R) Drill Hollow Bar System - DSI Underground

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

    Get Price
  • Products - DYWIDAG-Systems International UK

    Grout socks are utilised in heavily fissured or fragmented rock. Rock bolts rely on the confinement of grout within a borehole in order to transfer the strength from the steel threadbar into the rock. If fissures prevent the borehole from containing the grout, then the bar can be covered with a grout sock prior to placement in the hole.

    Get Price