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Higt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller Bit

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Higt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller Bit

Brand Name : JSBIT

Model Number : 7 7/8inch 200mm

Certification : API and ISO standard

Place of Origin : Heibei province China

MOQ : 1 pcs

Price : bargain

Payment Terms : Western Union, T/T

Supply Ability : 500PCS /month

Delivery Time : 1 days

Packaging Details : Fumigation-free export wooden box

Product Name : tricone drill bit，Tic bit，oil drill bit

Bearing : open bearing type,air bearing type,air cool bearing type

material : 20GrNiMo and tungsten carbide

Warranty : more than 80 hours

standard : API and ISO

Usage : HDD drilling, oil drilling, crossing strata, water well drilling.

Machinable size : 7 7/8inch 200mm

country of origin : hebei，china

IADC : 642

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Factory Supply Directly 200mm IADC642 Air Bearing Type Tricone Rock Bit

JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth and tungsten carbide insert, in sizes from 37/8" to 36", for use in all formations, with any bearing: seal type / air type , tricone bits apply to oil gas geothermy mining water HDD and foundation industry.

IADC Recommended parameters Applicable strata
WOB KN/mm Rotating speed r/min
116,117 0.35-0.8 150-80 Extremely soft formations with high compressive strength and drillability, such as clay, mudstone, chalk
126,127 0.35-0.9 150-70 Soft formations with high compressive strength and drillability, such as mudstone, gypsum, salt rock, soft shale, soft limestone
136,137 0.35-1.0 120-60 Soft to medium-soft formations with high compressive strength and high drillability, such as medium-soft shale, anhydrite, medium-soft limestone, medium-soft sandstone and soft formations with hard interlayers
216,217 0.4-1.0 100-60 Soft to medium formations with compressive strength, such as soft shale, medium soft limestone, medium soft sandstone and soft formations with hard interlayers
246,247 0.4-1.0 80-50 Medium-hard formations with high compressive strength, such as hard shale, limestone, sandstone, dolomite
417,437,447 0.35-0.9 150-70 Very soft formations with high compressive strength and drillability, such as clay, mudstone, chalk, gypsum, salt rock, soft shale, soft limestone
517,527 0.35-1.0 140-60 Soft formations with high compressive strength, such as mudstone, gypsum, salt rock, soft shale, soft limestone
537,547 0.45-1.0 120-50 Soft to medium formations with compressive strength, such as medium-soft shale, medium-soft limestone, medium-soft sandstone and medium formations with effective hard abrasive interlayers
617,627 0.45-1.1 90-50 Medium-hard formations with high compressive strength, such as hard shale, limestone, sandstone, dolomite
637 0.5-1.2 80-40 Hard formations with high compressive strength, such as sandstone, limestone, dolomite and anhydrite, marble

Higt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller BitHigt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller BitHigt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller Bit

Higt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller Bit

Higt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller BitHigt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller BitHigt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller Bit

Higt Quality 7 7/8inch IADC642 Air Cool Bearing Type Tricone Roller Bit


Product Tags:

7 7/8inch Higt Quality Tricone Roller Bit

      

Air Cool Bearing Tricone Roller Bit

      

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