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PDC water well drilling bit
PDC water well drilling bit

water well drilling bit 1.4 blades 2.Semi-finished 3.The latest product 4.Water well drilling

PDC water well drilling bit  

1.This is our latest product.

2.It is suitable for water well drilling.

3.High quality and competitive price.

4.Profile with medium-heavy cutter density can obtain better ROP.

5.Special requirement for design can be met.

6. PDC water well drilling bit

7.Certified by ISO9001:2008

Drill Parameters
SizeHydraulic Flow RateRotation SpeedWeight on Bit
Inchgpmrpmlbs
6"200~35080~3802,000~15,000
8 1/2"300~50060~3503,000~11,000
9 7/8"400~60060~3504,000~20,000
12 1/4"550~85060~3504,000~14,000
17 1/2"950~1,45060~2405,000~24,000
Operating Parameters
SizeBladesNozzlesPrimary Cutter SizeGugeAPI Pin Connection
Inch  mmInchInch
6"3~64~7Φ131.5"~2.5"3 1/2" API Reg
8 1/2"3~64~7Φ19 Φ16 Φ132"~3"4 1/2" API Reg
8 3/8"3~64~7Φ19 Φ16 Φ132"~3"4 1/2" API Reg
9 1/2"3~74~10Φ19 Φ16 Φ132"~3"6 5/8" API Reg
9 7/8"3~74~10Φ19 Φ16 Φ132.5"~3.5"6 5/8" API Reg
12 1/4"3~74~10Φ19 Φ16 Φ132.5"~3.5"6 5/8" API Reg
17 1/2"3~74~10Φ19 Φ16 Φ133.5"~5.5"7 5/8" API Reg
Formation Guide
FormationIADCFormationRock TypeFormation
Very soft1Ultra soft formations with low compressive strength and sticky layersGumbo, Clay, Marl1~2
Soft2Soft formation with low strength and high drillabilityClay, Salt, Anhydrite, Shale2~3
Soft to Medium3Soft to medium formations with low compressive strength Sand, Shale, Chalk2~4
Medium to Hard4~6Medium to hard formations with high compressive strength and low abrasivenessShale, Limestone, Mudstone,Sandstone3~5
Hard7Hard and dense non-abrasive formations with high compressive strengthShale, Limestone, Dolomite, Anhydrite4~6
Hard,dense and abrasive formations with ultra-high compressive strengthSiltstone, Sandstone, Mudstone6~8
Extremely Hard8Ultra hard and abrasive formationsQuartzite,     Lgneous rock≥8

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1.Strata

 

2.Application

 

3.Drilling depth

 

4.Quantity

 

5.Other requirements on thechnical

PDC water well drilling bit

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