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4 1/2 Inch IADC737 TCI Tricone Roller Rock Bit
US$450.00-550.00
1 Piece
Product profile
Customization
AvailableCustomized
CustomizedLength
Jobber-lengthModel NO.
4 1/2 inch/114.3mmType
Tricone Roller BitMaterial
Tungsten CarbideUsage
Well DrillingThread Connection
2 3/8 RegCondition
NewTooth Type
TCIBearing
Rubber Sealed Journal BearingTransport Package
Plywood CaseSpecification
4 1/2''Trademark
MiraclelandOrigin
ChinaHS Code
8207191000Production Capacity
50000PCS/YearKey features
Enhanced Bearing Durability: Journal bearing with silver-plated inner cone and hardfaced head surface for improved load capacity.
Superior Seal Reliability: Wear-resistant Buna-N O-ring seal with precisely designed scaling flange prevents fluid entry.
Rubber Compensator Protection: Limits pressure differential and prevents drilling fluid from entering the lubrication system.
High Wear Resistance Inserts: Uses high-strength carbide compacts with optimized rows and exposure height for excellent cutting.
Extended Cutting Life: Hard-faced tooth surface with new wear-resistant material maintains high ROP and working life.
Versatile Application Range: Suitable for water wells, oil wells, HDD, and exploration in hard, abrasive formations.
Certified Quality Standard: Complies with SY/T5164 and ISO9001:2008 standards for reliable performance.
Customization Available: Supports customization from samples and designs, including thread connections and tooth types.
Company profile
Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 11 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.69h
About Our Factory & Business Background
AddressA Tower of Masterpiece, 828 Furong South Rd, Changsha, Hunan, China
Terms of PaymentLC, T/T, D/P, Western Union
International Commercial Terms(Incoterms)CIF, CFR, FOB, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1 Piece
Our Production Capability & Technical Expertise
Main ProductsDrilling Rigs, Core Bits, Water Well Drilling Rigs, Mining Exploration Drilling Rig, Diamond Core Bits, Core Barrels, Drill Rods, Mud Pumps, Geotechnical Investigation Drilling Rig, Spt Tools
Our Industry Experience & Global Business Record
Year of Establishment2013-04-01
Main MarketsNorth America, Southeast Asia/ Mideast, Africa
Product Q&A
Q:What is the bearing type of this tricone bit?
A:
It features a rubber sealed journal bearing with a hardfaced head bearing surface and silver-plated inner cone.
Q:What materials are used for the seal and compensator?
A:
The seal uses wear-resistant Buna-N O-rings, and a full rubber compensator is used to limit pressure differential.
Q:Which rock formations is this bit suitable for?
A:
It is recommended for hard formations with high compressive strength and abrasiveness, such as limestone, dolomite, sandstone, and chert.
Q:What are the recommended drilling parameters?
A:
Parameters vary by IADC code (e.g., 737): WOB 0.70-1.20 KN/mm and RPM 70-40 r/min.
Q:Is customization available for this product?
A:
Yes, customization is available from samples and designs, including thread connections and tooth types.
Send Inquiry
*To:
Changsha Miracleland Drilling Machinery Co., Ltd.
Changsha Miracleland Drilling Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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