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Hole Openers

Hole Openers
  • Hole Openers
Produced by: Hebei Goldman Petroleum Drilling Engineering Co., Ltd

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1.Size:27/8"(70.0mm)~26"(660.4mm)
2.Price:from$1000-$10000,asthesizeandIADCcodeyouneed
3.CoverallallIADCcode
4.Reliablequalityandbestprice
5.tungstencarbideinserttriconebit
6.certifiedbyISO,API
7.highefficiency
8.Condition:100%newbit

HorizontalHoleOpeners,alsoknownasHDDReamers,areusedtoenlargethepilotholein
HorizontalDirectionalDrilling(HDD)-HDDisusedwhentrenchingandexcavatingisnotpractical.
Thisdrillingtechnologyallowsforasteerabletrenchlesswaytodrillunderground.
Therearethreestages:
1>thefirststageistodrillasmalldiameterpilothole.
2>ThesecondstageisenlargetheholewithalargerdiametercuttingtoolcalledanHDDReamer,
RockReamerorHoleOpener.
3>Thethirdstageisinsertingthecasingpipeorotherproductintotheenlargedhole
AllsizesandIADCcodesofdrillbitsareavailable.
Specialrequirementsofdifferentmodelscanbecustomized.
1.Featuresofholeopenerbits

HoleOpenersareusedtoenlargethediameterofapre-drilledhole.Theyarecustombuilttospecification,andcomeinawidevarietyofsizes.AHoleOpenerissometimesreferredtoasaReamer.

2.Advantagesofholeopenerbits

Directionalcrossingoperationiswidelyusedinunexcavatedproject.Threestepsinsuchoperationare:1,orientedholeoperation;2,holeopening;3,pipepulling.Holeopeningisthemostoneroustaskinthisoperation,but,thekeyforholeopeningoperationistheholeopenerchoosingaccordingtotheoperationequipmentandformation.
3.specifications:
1.Holeopenerrockbit
2.fullyheat-treatedalloysteel.
3.WithcuttersforSoft,MediumHardformat
4.manufacturer

Itissuitableforthelargesizewell,miningandinfrastructureapplications.

Size
BitType
In. mm
28 711.2 117,127,517,537,617,637
32 812.8 117,127,517,537,617,637
38 914.4 117,127,517,537,617,637

IADC WOB
(KN/mm)		 RPM
(r/min)		 ApplicableFormations
114/116/117 0.3~0.75 180~60 Verysoftformationswithlowcompressivestrengthandhighdrillability
124/126/127 0.3~0.85 180~60 Softformationswithlowcompressivestrengthandhighdrillability,
134/135/136/137 0.3~0.95 150~60 Softtomediumformationswithlowcompressivestrengthandhighdrillability
214/215/216/217 0.35~0.95 150~60 Mediumformationswithhighcompressstrength
227 0.35~0.95 150~50 Mediumhardformationswithhighcompressivestrength
Note:TheupperlimitsofWOBandRPMinabovetableshouldnotbeusedsimultaneously.

4.Holeopener
1>newestTCItriconebit
2>APIkingdreambit,type:Milledtooth&TCItriconebits
3>alargestock
4>Hightemperatureandwearresistance,fastdrillingrate
5>highpenetratingpoweranddurabilitystuiablefordifferentrockformation,reliablebearingsystem
6>IADCcodesuitablefordifferentformation
7>Sizesrangefrom37/8"to26".
8>Bestpricesandgreatquality
9>topqualityproductsandexcenllentservice
10>about30yearsexperienceintriconebits
11>usedforwaterwell,miningandoilfielddrilling

TriconeBit,PDCbit,Scraperbit,DiamondCoreBit,HoleOpeners,ManualTongs,Elevator,Slips,SafetyJoint,FishingSpear,Stabilizer,Centralizer,TaperTapBoxTap,Bushing,FishingSocket,fishingbasket

HebeiGoldmanPetroleumDrillingEngineeringCo.,Ltd.

Email:Tel:
/> />Address:JunziguanZone,HejianCity,HebeiProvince,China


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