Tricone Bit 17 Inch TCI Rock Bit Of API Spec For Oil Mining Drilling Well

Place of Origin China
Brand Name ENG
Certification API
Model Number 1700
Minimum Order Quantity Negotiation
Price Negotiation
Packaging Details Wooden Box
Delivery Time 2 weeks
Payment Terms T/T, L/C, Western Union
Supply Ability 3000pcs / year

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Product Details
Type Tricone Drill Bit Use Oil ,gas ,minig ,drilling ,water
Material Diamond ,Alloy Steel ,Tungston Carbide Cutter Type Tungstern Carbide Insert
IADC 537 Application Rock Drill Of Oil ,mining ,gas .water
Size 17 Inch (431.8mm) Color Customer Requirement
Advantage High-efficiency , High Strength Usage Oil ,mining ,gas
Market All Over The World Packing Steel Box Or Wooden Box
Rock Formation F<8 Tooth Tungsten Carbide Drill Bit
Bearing Type Sealed Bearing Roller Bit
Highlight

API Spec Tricone Drill Bit

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Steel Body 17inch tri cone bit

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Steel Body 17inch Tricone Drill Bit

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Product Description

Tricone Bit 17 Inch TCI Rock Bit Of API Spec For Oil Mining Drilling Well

 

 

1 . Descriptions:

 

Tungsten Carbide Insert (TCI) bits are  used middle to hard rock formation which offers a variety of carbide inserts such as spherically shaped inserts for very hard rock or conically shaped inserts for softer rock. The number of rows of inserts is directly related to the type of application and the size of hole to be drilled. Here are also open and sealed bearings available as well as three types of shirttail protection to choose from. TCI stands for Tungsten Carbide Insert.

 

Tricone Bit 17 Inch TCI Rock Bit Of API Spec For Oil Mining Drilling Well 0

 

2. Specification:

 

 TRICONE BIT SPECIFICATIONS
Diameter: 17 ”(431.8mm)
Body Type : Steel Body
Tooth Type: TCI  Tooth
Bearing : Sealed Rearing 
API Thread API Connection: 7-5/8 API REG
IACD CODE : 537
OPERATION PARAMETERS
Weight (Kg): 276  KGS
RPM Range (rotary): 90-40
Weight on Bit(kN): 311-537 kN
Make Up Torque ( KN): 46 - 54 KN

 

 

3 .  Tricone Bit profile 

 

Tricone Bit 17 Inch TCI Rock Bit Of API Spec For Oil Mining Drilling Well 1

 

4  . Tricone  Bearing Types

 

There are primarily three types of bearing designs used in tricone drilling bits:

 

• STANDARD OPEN BEARING ROLLER BIT:

On these bits the cones will spin freely. This type of bit has a front row of ball bearings and a back row of roller bearings.

 

• SEALED BEARING ROLLERS BITS

These bits have an O-Ring seal with a grease reservoir for bearing cooling. The seals acts as a barrier against mud and cuttings to protect the bearings

 

• JOURNAL BEARING ROLLER BITS

These bits are strictly oil/grease cooled with nose bearings, O-Ring seal and a race for maximum performance.

 

Tricone Bit 17 Inch TCI Rock Bit Of API Spec For Oil Mining Drilling Well 2

 

5. Question :

 

What we should be pay attention on choosing the tricone drill bit ?

  • Tricone Bit IADC code passport
  • Tricone Bit  TCI & Steel tooth options
  • Tricone Bit  Additional tungsten carbide inserts on heel rows
  • Tricone Bit  Tungsten carbide coating on cone bodies
  • Tricone Bit  Diamond coated tungsten carbide inserts on the gauge of the cones
  • Tricone Bit  Tungsten carbide inserts on the shirttail of the legs
  • Additional central nozzle for cleaning cones

 

The tricone Bit  feature is that they come with their own passport as below :

  • The specification of the cones
  • The quality stamp signed by the person who made and checked the bit
  • The recommended drilling parameters to get the best performance out of the bit:
  • Bit weight
  • Rotation speed
  • Flushing volume

 

Which type of tricone bit you should choose ?

 

It depends on the geology you are drilling in and the diameters of the borehole you are drilling. The International Association of Drilling Contractors (IADC) have developed an easy use step system to choose the right tricone for your geology with additional features such as bit protection for longer production life.