OMEGA-BOLT® Expandable Friction Bolt - dywidag uk

ContentsIntroduction................................................................................................................... 3Fields of Application...................................................................................................... 4Main Advantages........................................................................................................... 4System Description....................................................................................................... 4System Components..................................................................................................... 5Specifications................................................................................................................ 5Installation Procedure.................................................................................................... 6Accessories................................................................................................................... 6Order Information.......................................................................................................... 6IntroductionThe main application of theOMEGA-BOLT ® Expandable Friction Boltis temporary rock reinforcement in Miningand Tunneling.Bonding forces between the friction boltand the rock mass are caused by formclosure and friction transfer between theborehole wall and the rock bolt which isexpanded by hydraulic pressure.3

System Components■■Bushing Head■ Flared, with inflation hole■■Domed Plate■ Different designs and dimensionsavailable on request■■OMEGA-BOLT ® friction bolt■■Upper bushingDomed PlateUpper bushingBushing HeadOMEGA-BOLT ® friction boltSpecificationsNo. Characteristic Value / Type 1) Unit EFB-120 EFB-160 EFB-240 EFB-120+ EFB-160+ EFB-240+1 Yield load 2) [kN] 100 130 200 90 120 1702 Characteristic ultimate load 2) [kN] 130 170 250 120 160 2403 Nominal ultimate load 2) [kN] 120 160 240 120 160 2304 Characteristic ultimate strain 2) [%] 15 15 15 30 30 305 Nominal ultimate strain 2) [%] 10 10 10 20 20 201) Status: 2012-05 ; 2) Expanded profileNo. Characteristic Value / Type 1) UnitEFB-120 EFB-160 EFB-240EFB-120+ EFB-160+ EFB-240+1 External diameter Ω-profile [mm] 27.5 36 362 External diameter original tube [mm] 41 54 543 Wall thickness [mm] 2 2 34 Diameter bushing head [mm] 30 / 36 41 / 48 41 / 485 Diameter upper bushing [mm] 28 38 386 Required borehole diameter [mm] 32 - 39 43 - 52 43 - 527 Optimum borehole diameter [mm] 35 - 38 45 - 51 45 - 518 Inflation pressure [bar] 300 250 3009 Delivery lengths 2) [m] 1.0 - 8.01) Status: 2012-05 ; 2) Off-size lengths are available on request5

Installation Procedure1. Borehole drillingAccessoriesOMEGA-BOLT ® High-Pressure Pump Type 300ECharacteristics Unit ValueDimensions (L x B x H) [mm] 800 x 400 x 455Weight [kg] 90Max. flow rate [l/min] 21Operating pressure 1) [bar] 300Max. operating pressure [bar] 320Power supply [V] 3 ~ 400Nominal power [kW] 11Electrical connection [A] 25Pumping rotation speed [rpm] 1,4001) Required tube connection 3/4", water connection pressure: 2 [bar]2. Connection to theinstallation chuckand insertion of theOMEGA-BOLT ® intothe borehole■■Tough design and easy handling■■Fast installation due to high pumpperformance■■Warranty of optimum expansion ofthe OMEGA-BOLT ®■■Alternative high-pressure pumpsavailable on request■■OMEGA-BOLT ® pull test kit availableon request3. Expansion of theOMEGA-BOLT ®with high-pressurewaterOrder Information4. De-coupling fromthe chuck after theOMEGA-BOLT ® isfully widenedArticle DescriptionArticle No.OMEGA-BOLT ® EFB-120, L = X,X00 [mm]; ”XX” ... Length 2072101210XXOMEGA-BOLT ® EFB-160, L = X,X00 [mm]; ”XX” ... Length 2074101610XXOMEGA-BOLT ® EFB-240, L = X,X00 [mm]; ”XX” ... Length 2074102410XXOMEGA-BOLT ® Sleeve pipe, d = 48 [mm], L = 300 [mm] 207050002030OMEGA-BOLT ® Sleeve pipe, d = 38 [mm], L = 300 [mm] 207050001030OMEGA-BOLT ® Sleeve pipe, d = 51 [mm], L = 300 [mm] 207050003030OMEGA-BOLT ® Domed Plate 150x150x8-030 [mm] 207240013008OMEGA-BOLT ® Domed Plate 180x180x8-030 [mm] 207240014008OMEGA-BOLT ® Domed Plate 125x125x6-030 [mm] 207240012006OMEGA-BOLT ® Domed Plate 200x200x10-040 [mm] 207440015010OMEGA-BOLT ® Domed Plate 150x150x8-40 [mm] 207440013008OMEGA-BOLT ® Flate Plate 150x150x8-030 [mm] 207240023008OMEGA-BOLT ® Flate Plate 150x150x8-040 [mm] 207440023008OMEGA-BOLT ® Flate Plate 180x180x8-040 [mm] 207440024008OMEGA-BOLT ® Flate Plate 180x180x8-030 [mm] 207240024008OMEGA-BOLT ® Flate Plate 200x200x10-040 [mm] 207440025010OMEGA-BOLT ® Flate Plate 200x200x12-040 [mm] 2074400250126

EMEADYWIDAG-Systems International GmbHAlfred-Wagner-Strasse 14061 Pasching/Linz, AustriaPhone +43-7229-610 49 0Fax +43-7229-610 49 80E-mail alwag@dywidag-systems.atwww.alwag.comNorth AmericaDSI Underground Systems Inc.9786 S Prosperity RoadWest Jordan, UT 84081, USAPhone +1-801-973 7169Fax +1-801-973 7172E-mail dsiunderground@dsiunderground.comwww.dsiunderground.comSouth AmericaDSI Chile Industrial Ltda.Las Encinas #1387, Valle GrandeLampa, Santiago de Chile, ChilePhone +56-2-596 96 20Fax +56-2-596 96 69E-mail informaciones@dywidag-systems.clwww.dsi-chile.comAPAC/ASEANDYWIDAG-Systems International Pty. Ltd.25 Pacific HighwayBennetts Green, NSW 2290, AustraliaPhone +61-2-49 48 90 99Fax +61-2-49 48 99 56E-mail dsi@dywidag.com.auwww.dsiminingproducts.com/auPlease note:This brochure serves basic informationpurposes only. Technical data and informationprovided herein shall be considerednon-binding and may be subject to changewithout notice. We do not assume any liabilityfor losses or damages attributed to the useof this technical data and any improperuse of our products. Should you requirefurther information on particular products,please do not hesitate to contact us.”ALWAG” (AM 952/79), ”AT” (AM 6138/2003),”AT-SYSTEM” (AM 6139/2003), ”DYWI ® ” (4197869),”LSC” (AM 4326/2008), ”OMEGA-BOLT ® ” (3258282),”POWER SET” (AM 6163/2002), and”TUBESPILE” (AM 4328/2008) are registered trademarksof DYWIDAG-Systems International GmbH.”Combi Coat ® ” and ”CT-Bolt” are trademarks ofVik Ørsta AS. DYWIDAG-Systems International GmbHis a partner of Vik Ørsta AS.AustriaArgentinaAustraliabelgiumBosnia and herzegovinaBrazilCanadaChileColombiaCosta RicaCroatiaCzech republicDenmarkEgyptestoniaFinlandFranceGermanyGreeceGUATEMALAHONDURASHong KongIndonesiaItalyJapanKoreaLebanonLuxembourgMalaysiaMexicoNetherlandsNorwayOmanPanamaParaguayPeruPOLANDPortugalQatarSaudi ArabiasingaporeSouth AfricaSpainSwedenSwitzerlandTaiwanThailandTurkeyUnited Arab EmiratesUnited kingdomUruguayUSAVenezuela04329-1/04.13-web he