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2013 New Rock Bit

FOB Price

Get Latest Price

1000 ~ 6000 / Piece ( Negotiable )

|

1 Piece Minimum Order

Country:

China

Model No:

TD8 1/2- 517

FOB Price:

1000 ~ 6000 / Piece ( Negotiable ) Get Latest Price

Place of Origin:

China

Price for Minimum Order:

1000 per Piece

Minimum Order Quantity:

1 Piece

Packaging Detail:

steel box or plywood box

Delivery Time:

15 days

Supplying Ability:

200 Piece per Month

Payment Type:

T/T, L/C, Western Union, Money Gram, PayPal, Other

Product Group :

Contact Now
Free Member

Contact Person Ms. Emely

Junziguan Village,Hejian, Cangzhou, Hebei

Contact Now

Product Specification

  • Size:8 1/2'',12 1/4'',17 1/2''
  • IADC:417,437,517,527,537,547,617,637,737

Product Description

Cutting Structure
The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit.
Gauge Structure
Multiple gauge protection with gauge trimmers on the heel of cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life.
Bearing Structure
High precision bearing with two thrust faces. Ball lock the cone.Hardfaced head bearing surface. Cone bearing inlaid with friction-reducing alloy and then silver-plated. Abrasion resistance and seizure resistance of the bearing are improved.
Seal and Lubrication
Premium O-ring, Optimal seal compression and curved seal structure can enhance the seal performance. The pressure compensator system and advanced grease can greatly increase the lubricating reliability.
Product Application
It can receive high WOB in the conventional drilling. It is suitable for various formations by matching cutting structure with different tooth shape, tooth density and tooth exposure height.
Recommended Drilling Parameter.
ADC
WOB
(KN/mm)
RPM
(r/min)
Applicable Formations
**7/**7/
 **7/**5/**5
0.*5~0.9
**0~*0
Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, gypsum, salt, soft limestone, etc.
**7/**7/**5
0.*5~1.0
**0~*0
Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc.
**7/**7/**5
 0.*5~1.0
**0~*0
Soft to medium formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc.
**7/**5
0.*5~1.1
*0~*0
Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc
**7/**5
  0.5~1.2
*0~*0
Hard formations with high compressive strength, such as sandstone, limestone, dolomite ,hard gypsum, marble, etc.
Note: The upper limits of WOB and RPM in above table should not be used simultaneously.
 

Country: China
Model No: TD8 1/2- 517
FOB Price: 1000 ~ 6000 / Piece ( Negotiable ) Get Latest Price
Place of Origin: China
Price for Minimum Order: 1000 per Piece
Minimum Order Quantity: 1 Piece
Packaging Detail: steel box or plywood box
Delivery Time: 15 days
Supplying Ability: 200 Piece per Month
Payment Type: T/T, L/C, Western Union, Money Gram, PayPal, Other
Product Group : TCI Rock Bit

Send a direct inquiry to this supplier

To:

Ms. Emely < Hejian Tengda Petroleum Supplies Co.,Ltd >

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