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High Quality Tricone Rock Bits For Water Well Drilling

1.Tricone rock bit is mainly used in water well drilling and oil exploration;2.It is devided into 2 types: tungsten carbide insert tricone bits and milled teeth tricone bit;3.Because of superior characteristics they are widely used in soft to very hard rock formations.
Product Description

Products description

Steel teeth tricone bit.jpg

Product name: Milled teeth tricone bit

Process: Milling and maching

Material: Steel 

Rock formation: Soft to medium hard rocks

Application: Water well drilling 

Usage: Hole drilling

IADC code: 116, 126,136, 216, 316, 346

Bearing type: Journal sealed bearing bit

Size: 5 7/8" to 17 1/2"

tricone drill bit.jpg

Product name: TCI button bit

Material: Tungsten carbide and steel

Process: Forging

Rock formation: Hard rocks

Application: Water well drilling and oil exploration

Usage: Hole drilling

Button shape: Conical buttons and insert buttons, etc

IADC code: 437, 517, 537,617, 637

Bearing type: Sealed roller bearing and journal bearing

Size: 5 7/8" to 17 1/2"


Parameters of tricone bits



Size

Type(IADC)

API Thread size(Inch)

Net weihgt(kg)

In

mm

5 7/8

149.2

517  257  537  547  617

3 1/2

18

6

152.4

517  257  537  547  617

3 1/2

19.5

7 7/8

200.0

517  257  537  547  617  627  637

 4 1/2

29.5

8 1/2

215.9

117 127 437  517  527  537  547 617

4 1/2

38

9 1/2

241.3

117 127 437 447 517 527 537  547 617

6 5/8

57.5

121/4

311.1

117 127 437 447 517 527 537  547 617

6 5/8

97

13 1/8

333.4

117  127  437  447  517  527  537  547  617

6 5/8

120

14 3/4

374.7

117  127  437  447  517  527  537  547  617

7 5/8

160

16

406.4

117  127  437  447  517  527  537  547  617

7 5/8

205

17 1/2

444.5

117  127  437  447  517  527  537  547  617

7 5/8

255

IADC code and related parameters


IADC

Parameters

Rock formation

Wob(kn/mm)

Rpm(r/min)

116 117

0.35-0.8

150-80

Low compressive strength extremely soft formation of high 

drillability, such as clay, mudstone, chalk

126 127

0.35-0.9

150-70

Low compressive strength soft formation of high drillability, 

such as Mudstone, gypsum, salt rock, soft shale, soft 

limestone

136 137

0.35-1.0

120-50

Low compressive strength soft to medium soft formation of 

high drillability such as anhydrite, soft shale, medium soft 

limestone,medium soft sandstone soft formations 

interlayer

216 217

0.4-1.0

100-50

High compressive strength medium soft formations , such 

as soft shale, anhydrite, soft limestone, medium soft 

sandstone and has a  interlayer

246 247

0.4-1.0

80-50

High compressive strength medium hard formations such 

as abrasive shale, limestone, sandstone, dolomite and 

anhydrite,

marble

417 437 447

0.35-0.9

150-70

Low compressive strength and high drill ability of extremely 

soft stratum, such as clay, shale, gypsum and halite, soft 

shale, soft  limestone

517 527

0.35-1.0

140-50

Low compressive soft formations, such as mudstone, gypsum, 

salt rock, soft shale, soft limestone

537 547

0.45-1.0

120-50

Low compressive strength of soft to medium formation,

softshale, medium soft limestone, medium soft 

sandstone, and there are hard abrasive sandwich 

middle stratum

617 627

0.45-1.1

90-50

High compressive strength of medium hard formations,

such as sandstone, limestone, dolomite, hard shale

637

0.5-1.2

80-40

High compressive strength of hard formations, such as 

sandstone, limestone, dolomite and anhydrite, marble

Packaging and shipping

roller bit.png


Packaging for tricone bit is in wooden box packaging, 1 piece is in one wooden box.

Samples are shipped by express, batch products are shipped by sea or by air.

Delivery: 1-7 days for sample, batch products depend on the order quantity.


Why choose us

1. 10 years manufacturing experience of drill bits;

2. Powerful technology support and mature manufacturing experience;

3. Strict quality control before delivering;

4. Variety of payment: T/T, Wester Union, Credit card and PayPal.

5. 24 hours online service;

6. We can provide customized products with special requirements.

7. We can supply FORM E if you need.


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