Well Drilling Bits for Soft Formation

Product Details
Customization: Available
Standard: API
Type: Center Drill Bit
Diamond Member Since 2014

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Management System Certification
ISO 9001, ISO 9000
OEM/ODM Availability
Yes
  • Well Drilling Bits for Soft Formation
  • Well Drilling Bits for Soft Formation
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Basic Info.

Material
Alloy Steel, Tungsten Carbide
Usage
Well Drilling
Model Number
Steel Tooth Bit, TCI Bit
Bearing Type
Sealed Bearing and Non-Sealed Bearing
Suitable Formation
Soft, Medium Soft, Hard, Medium Hard, Very Hard
Color
Blue or Red
Transport Package
Wooden Case
Specification
according requirement
Trademark
HJ
Origin
China
HS Code
8207191
Production Capacity
500

Product Description

well drilling bits for soft formation 


Well Drilling Bits for Soft Formation
Well Drilling Bits for Soft Formation
Well Drilling Bits for Soft Formation

Available sizes: From 2 7/8 to 26"

Advantage: Most favourable price and high quality

Bearing type: Sealed bearing and non-sealed bearing
Metal sealed journal bearing
Rubber sealed journal bearing
Cutting structure: The back cone and the teeth all surface is are hardfaced strengthening, improved steel tooth shape and welding materials, showing teeth higher
Application formation: Soft with low compressive strength and high drillability, such as shale, clay, salt bed and etc

All our activities are accredited to ISO 9001: 2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.
Rock formation Bit type Bit size Drilling weight Rotary speed
mm inch kN/mm r/min
Very soft Soft Marl, Clays, Sands, Salts etc. 1 187.3~346.1 7 3/8~13 5/8 441~735 120~50
soft Clays, Soft Shale, Marl, Sands, Salts etc. 2 95.2~174.6 3 3/4-6 7/8 245-490 100-50
187.3~346.1 7 3/8-13 5/8 490-784 90-40
Medium soft Shale, Marl, Sandstone, Soft Limestone etc. 3 95.2~174.6 3 3/4-6 7/8 245-490 80-40
187.3~311.1 7 3/8- 12 1/4 490-784 80-40
medium Hard Shale, Limestone, Medium/Hard Sandstone etc. 4 95.2~174.6 3 3/4-6 7/8 294-539 80-60
187.3~241.3 7 3/8-9 1/2 539-833 60-40
medium hard Hard Dolomite, Limestone, Hard Sandy, Rock etc. 5 95.2~174.6 3 3/4-6 7/8 294-539 80-60
187.3~241.3 7 3/8-9 1/2 539-833 60-40
hard Sandy, Shale, Quartzite, Hard Dolomite, Hard Sandstone etc. 6 95.~-174.6 3 3/4-6 7/8 294-539 80-40
187.3-215.9 7 3/8-8 1/2 580-882 60-40
Very hard Quartzite, Chert, Basalt Granites, Pyrites etc. 7 95.2-174.6 3 3/4-6 7/8 294-539 80-40

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