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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. Rock bolts are fully bonded and unlike ground anchors are passive installations.
Get Price2013-9-17 · Rock Bolts range from cuttable rock bolts for underground coal mining or ground control for mechanical excavations to injection lances or forepoling. DYWIDAG-Systems International provides a diversified portfolio of GRP systems for various applications in Mining, Tunneling, and Civil Engineering which is completed by longtime …
Get PriceA29 (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.
Get PriceThe Rock Bolt for permanent Slope Stabilizations, Tunnels and Caverns (with angle compensation) High tensile and mild steel – DYWIDAG THREADBAR ®. 1. Ductile Expansion Shell 200 kN Capacity. 2.
Get PriceThe continuous coarse threads on all DYWIDAG Form Tie components mean quick installation and stripping. The threads resist handling damage and remain threadable even when dirty or rusty. Strong DYWIDAG’s high load capacities allow greater spacing for fewer ties and lower labor costs. Light DYWIDAG ties are 50% lighter than conventional …
Get PriceExpansion 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 PriceThe most common sizes of GEWI® bar used in rock-bolting applications are 25 - 32mm. The GEWI® product comes with a full range of accessories including eye-nuts, domed nuts & hemispherical washers, wedge bosses to increase head plate articulation and full strength couplers. All bar diameters 12.0m.
Get PriceUse 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. Advance THREADBAR ® through cartridges while spinning.
Get PriceDYWIDAG’s services have developed so well that both companies (client and supplier) have become partners in terms of the technical knowledge and the fast reaction times that DYWIDAG provides. We like co-operating with DYWIDAG Peru because we can buy the perfect product for our applications from them, DYWIDAG Peru offers safety and quality …
Get PriceDYWIDAG Anchor Systems. Basic Concept of Anchoring Systems; DYWIDAG Bar Anchors; DYWIDAG Strand Anchors. Multi-Stage Strand Anchors; Double Corrosion Protection; DYWIDAG …
Get PriceDYWIDAG Rock Bolts - DCP-Rock Bolt The Rock Bolt for permanent Slope Stabilizations, Tunnels and Caverns (with angle compensation) High tensile and mild steel – DYWIDAG THREADBAR ® 1.
Get PriceExpansion 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 PriceDYWIDAG Rock Bolts. System Description; Anchor Design; Anchor Installation; Rock Bolt Properties; DYWI ® Drill Hollow Bar System. General Notes, Installation Advantages; DYWI ® Drill Hollow Bar System Properties; Installation; Soil Nails; Temporary Ground Anchors; Rock Bolts & Spiles; Installation Accessories; Stressing and Testing ...
Get PriceDYWIDAG-Systems International Pty. Ltd. (DSI) is Australia’s largest manufacturer & supplier of specialist strata reinforcement & support products to the underground coal & metalliferous mining sectors.DSI is also a major exporter …
Get PriceGEWI ® Steel High Yield Threadbars are formed from a high tensile alloy steel. The bars are manufactured with a coarse left-hand thread over their full length. GEWI ® couplers can provide a 100% load transfer between lengths of bar. The bar is also manufactured with flats on either side; these allow the self removal of dirt or debris as the bar is …
Get Price0.40' (10.16 mm) Thread Size (left and right) I. All Bolts. 5/8”- 11 UNC. 3/4”- 10 UNC. 7/8”-9 UNC. All dimensions in accordance with ASTM F432 & CSA M430-90 specifications. Technical Data. C1060 Steel.
Get PriceDrill 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 …
Get PriceSpecialist Construction Supplies Limited offer a range of Formwork products, including the full Dividag system ,Thruty Sleeve, Thruty Cones, Wing Nuts, Waler Plates, Tie Bars, Aquaplugs,Shutterfill, Tie Hole Fillers, Beamform Shuttering, Hyrib Shuttering, Groutcheck foams and tapes,Column Formers, Clayboard ,Claymaster,Claylite,Clayfill, Voidformers …
Get PriceStrong. DYWIDAG’s high load capacities allow greater spacing for fewer ties and lower labor costs. Light. DYWIDAG ties are 50% lighter than conventional ties. Their lightweight and high strength features save on shipping and labor costs. Versatile. The bars are available in mill lengths and can be cut to fit and/or spliced at any point ...
Get PriceDSI Underground supplies welded, bent, open, and „L“ bolts as well as custom manufacturing them to your length and threading requirements. These bolts are generally used for hanging piping, cable, and equipment. High strength steel. Grade 100 K. Bar diameteres: 5/8', 3/4', 7/8'.
Get PriceAnchor Rock Bolt SDA R38. ₹ 530 Meter Get Latest Price. Product Type: Anchor Bolt. BNKM India is ISO 9001:2015 certified, a leading distributor for 'Full Threaded Bar (Hot Rolled) Screw Thread 25 mm & 32 mm Diameter and SDA - Self Drilling Anchor (R Thread R 32 , R 38 , R 51) with Accessories'.
Get PriceDywidag Tie Rods The Dywidag Bar System is the perfect solution for transferring tensile forces and can therefore be used as tie rods. Applications include Sheet pile wall, assembly in harbor and dam construction, cross-linkings, tying back walls in deadman structures, positional stability of joint connections, corner joints and foundations etc.
Get PriceDYWIDAG-Systems International Pty. Ltd. (DSI) is Australia’s largest manufacturer & supplier of specialist strata reinforcement & support products to the underground coal & metalliferous mining sectors.DSI is also a major exporter …
Get PriceSpecialist Construction Supplies Limited offer a range of Formwork products, including the full Dividag system ,Thruty Sleeve, Thruty Cones, Wing Nuts, Waler Plates, Tie Bars, Aquaplugs,Shutterfill, Tie Hole Fillers, Beamform Shuttering, Hyrib Shuttering, Groutcheck foams and tapes,Column Formers, Clayboard ,Claymaster,Claylite,Clayfill, Voidformers …
Get PriceDSI Underground supplies welded, bent, open, and „L“ bolts as well as custom manufacturing them to your length and threading requirements. These bolts are generally used for hanging piping, cable, and equipment. High strength steel. Grade 100 K. Bar diameteres: 5/8', 3/4', 7/8'.
Get PriceDYWIDAG Cable Bolts for Mining are used for temporary and semi-permanent rock reinforcement in underground Mining. Rock bolting with prestressing steel cable bolts combines low bolt weight with high load-bearing capacity. The system remains flexible even with larger cable bolt lengths.
Get Price2021-1-8 · reinforced concrete, rock and granite, and extra long life in concrete compared to our regular SDS plus bit. Improved fluting reduces friction and accelerates dust removal. Will cut through rebar up to M10. •Ultra fast drilling •Extra long life in concrete •Drills natural stone UCAN carbide tipped drill bits are designed for fast ...
Get Price2019-12-10 · Download Product Catalogue DSI Underground Corporate Brochure DSI Underground Corporate Brochure 07 May 2021 2.13 …
Get PriceAnchor Rock Bolt SDA R38. ₹ 530 Meter Get Latest Price. Product Type: Anchor Bolt. BNKM India is ISO 9001:2015 certified, a leading distributor for 'Full Threaded Bar (Hot Rolled) Screw Thread 25 mm & 32 mm Diameter and SDA - Self Drilling Anchor (R Thread R 32 , R 38 , R 51) with Accessories'.
Get PriceDywidag Tie Rods The Dywidag Bar System is the perfect solution for transferring tensile forces and can therefore be used as tie rods. Applications include Sheet pile wall, assembly in harbor and dam construction, cross-linkings, tying back walls in deadman structures, positional stability of joint connections, corner joints and foundations etc.
Get PriceThe Leeville Mine: DYWIDAG GRP Rock Bolts and DYWI ® Inject Systems ensure Safety in Aggressive Environments. The Newmont Mining Corporation was founded in 1921 in the USA and is a globally leading producer of gold and copper.
Get PriceBolt fittings, such as nuts, anti-friction washers and domed balls, are supplied fitted to rock bolts in the configuration requested. Notes DSI Underground Mining Products Division is Quality Assured to ISO 9001:2015, Registration QMS 41328.
Get PriceThe continuous thread provides a high flexibility in 'fragile' ground and blasting conditions as the bolt can be readily re-tensioned. The threadbar bolt is normally used with resin anchors, but can be effectively used with cementitious grouts. Can be supplied with a pin nut drive system. Corrosion protection may be provided by hot dip ...
Get Price2021-1-8 · reinforced concrete, rock and granite, and extra long life in concrete compared to our regular SDS plus bit. Improved fluting reduces friction and accelerates dust removal. Will cut through rebar up to M10. •Ultra fast drilling •Extra long life in concrete •Drills natural stone UCAN carbide tipped drill bits are designed for fast ...
Get PriceBolt fittings, such as nuts, anti-friction washers and domed balls, are supplied fitted to rock bolts in the configuration requested. Notes DSI Underground Mining Products Division is Quality Assured to ISO 9001:2015, Registration QMS 41328.
Get PriceTunneling Products & Systems - DCP Bolt, 579kN 1. Ductile Expansion Shell - 200 kN Capacity 2. Corrugated Plastic Sheath - 42 mm O.D. 3. Tape 4. O-Rin...
Get PriceSupanchor Anchor R38 Plate For Self Drilling Anchor Bolts Nailing Fastening Dywidag Anchor , Find Complete Details about Supanchor Anchor R38 Plate For Self Drilling Anchor Bolts Nailing Fastening Dywidag Anchor,R38 Cast Anchor Plate For Drilling,Anchor Plate Of Construction Material,Self Drilling Anchor Plate from Metal Building Materials Supplier or Manufacturer-Supanchor Rock …
Get PriceRock Bolt Testing Equipment - DSI UK - DYWIDAGKnow More. Rock Bolt Testing Equipment Pull tests are carried out to control the required pull capacities of anchors, rock bolts, and soil nails DSI provides custom-built pull .
Get PriceDYWIDAG 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 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.
Get PriceDYWIDAG Cable Bolts for Mining are used for temporary and semi-permanent rock reinforcement in underground Mining. Rock bolting with prestressing steel cable bolts combines low bolt weight with high load-bearing capacity. The system remains flexible even with larger cable bolt lengths.
Get PriceRebar Rock Bolts. Rebar Rockbolts ... Creation of a Research & Development Department within DYWIDAG Systematic development of additional DYWIDAG systems such as bar, ground and rock anchors using 16mm Ø threabars and stay cable systems. ... Acquisition of the Jennmar Mining businesses outside the US, sale of the US Mining business to …
Get Pricewasher (2' or 2-1/4') for 1-3/8' or 1-1/2' drill holes. TANDEM ANCHOR ® Bolts are 'POINT ANCHOR BOLTS' because the full length of the bolt is placed under tension. Resin is inserted into the drilled hole followed by the bolt. Rotation of the bolt mixes the resin and causes the expansion shell to expand and place the bolt in tension.
Get PriceThe Mandacarú Tunnel in Bahia: DYWIDAG Rock Bolts secure Brazil’s Future as an Exporter. Brazil, the world’s second largest producer and exporter of soy beans after the USA, plans to increase both production and exportation in the years to come.
Get PriceTo comply with the need for bolts which will satisfactorily anchor a broad range of variable rock formations, Williams has developed a complete family of rock bolts with a simple and efficient system of installation. Williams offers a complete line of rental equipment for installing, testing and grouting of Spin-Lock anchors.
Get Price2020-2-29 · anchors and tensioning procedures for rock bolts are detailed in this publication. Failure to follow approved practices, may result in failure. 3. The applied safety factor for a product will depend on the degree of hazard or risk involved in the product application. This safety factor is governed by national codes, local codes
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Get PriceBolt fittings, such as nuts, anti-friction washers and domed balls, are supplied fitted to rock bolts in the configuration requested. Notes DSI Underground Mining Products Division is Quality Assured to ISO 9001:2015, Registration QMS 41328.
Get PriceHistory. DSI Underground Australia. Company. History. Formation of the company Lang & Cie, Karlsruhe, Germany. Gottlieb Widmann (left) & Eugen Dyckerhoff (right) Change of name to Dyckerhoff & Widmann AG. Water Reservoir, Wiesbaden, Germany Rammed concrete, capacity: 4.300m 3 (5,600 cu. Yds.)
Get PriceExtension of the BR 101 Motorway: DYWIDAG Rock Bolts stabilize the Formigão Tunnel. A new road tunnel was recently opened in southern Brazil near Tubarão, a town that is located near the Atlantic coast. The Formigão Tunnel is the last of four new tunnels built during the widening of the BR 101 Motorway.
Get PriceThe Transolímpica Tunnel: Easy and Fast Stabilization using DYWIDAG GRP Rock Bolts. The Transolímpica Bus System is currently under construction in Rio de Janeiro in preparation for the 2016 Olympic Games.
Get PriceDYWIDAG-Systems - Nuts and Couplers Flanged Wing Nut. The Flanged Wing Nut, which is available in five different diameters, differs from the Wing Nut by a larger pedestal allowing a direct bearing on walings. It can be screwed on or loosened using a hexagon wrench, threadbar or hammer.
Get PriceEn DYWIDAG, nos dedicamos a brindarles a nuestros clientes un servicio cordial.Valoramos su negocio. Nuestra misión es ofrecer productos y servicios confiables con un enfoque orientado al cliente. Nuestro equipo atento y profesional puede brindar una variedad de servicios para satisfacer sus requisitos.
Get Price2021-7-4 · Wholesale Bolts and Nuts Supplier Philippines . Welcome to Optimum Prime Industrial Sales Corporation! We invite you to browse the pages of our website to find out more about our quality products at competitive prices. This website has been designed to give you a brief overview of our company.
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