Tricone Bit

Tricone Bit

Products Introduction:

Jayalakshmi tricone bit covers almost IADC code, including 11 common types, and is with reliable quality and reasonable price, the size range is from 3 7/8’’ to 26’, can be used for geological prospecting, development of oil and gas, drilling water wells, blast holes and making holes for seismic prospecting, construction engineering.

The Classify of tricone bits/roller bits:

Steel teeth series: (IADC CODE: 116, 117, 126, 127, 136, 137, 216, 217, 317, 337)

TCI series: (IADC CODE: 417, 437, 447, 517, 527, 537, 547, 617, 627, 637, 647, 737, 837)

Category: Tricone Bit

USES:
High quality top tricone bit tools, which are widely use in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, well bore and other fields.

Specifications:

IADC WOB RPM Application
(KN/mm) (r/min)
111/114/115 0.3-0.75 200-80 very soft formations with low compressive strength and high drill ability, like clay,  mudstone, chalk
116/117 0.35-0.8 150-80 very soft formations with low compressive strength and high drill ability, like clay,  mudstone, chalk
121 0.3-0.85 200-80 soft formations with low compressive strength and high drill ability, like mudstone, gypsum, salt, soft limestone
124/125   180-60
131 0.3-0.95 180-80 soft to medium formations with low compressive strength, like medium, soft shake, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds
136/137 0.35-1.0 120-60
211/241 0.3-0.95 180-80 medium formations with high compressive strength, like medium, soft shake, hard gypsum, medium soft limestone, medium soft sandstone, soft formation with harder interbeds.
216/217 0.4-1.0 100-60
246/247 0.4-1.0 80-50 medium hard formation with high compressive strength, like hard shale, limestone, sandstone, dolomite
321 0.4-1.0 150-70 medium abrasive formations, like abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble
324 0.4-1.0 120-50
437/447/435 0.35-0.9 240-70 very soft formations with low compressive strength and high drill ability, like clay, mudstone, chalk, gypsum, salt, soft limestone
517/527/515 0.35-1.0 220-60 soft formations with low compressive strength and high drill ability, like mudstone,  gypsum, salt, soft limestone
537/547/535 0.45-1.0 220-50 soft to medium formations with low compressive strength, like medium, soft shake,  medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds
617/615 0.45-1.1 200-50

medium hard formation with high compressive strength, like hard shale, limestone, sandston

637/635 0.5-1.1 180-40 hard formation with high compressive strength, like limestone, sandstone, dolomite, hard gypsum, marble
Note: Above limits of WOB and RRPM should not be used simultaneously

Diameter:

Size Steel tooth bit TCI bit
(in) (mm) Weight(kg) Weight(kg)
3 7/8 98.4 5 6
4 5/8 117.5 6 6.5
5 7/8 149.2 17 18
6 152.4 18 19.5
6 1/2 165.1 19 22
7 7/8 200 29 29.5
8 1/2 215.9 35 38
8 3/4 222.2 36 40
9 1/2 241.3 57 59
9 7/8 250.8 58 60
10 5/8 269.9 66 74
12 1/4 311.1 85 111
13 5/8 346.1 118 120
14 3/4 374.6 140 160
17 1/2 444.5 230 255
20 508 428 443
22 558.8 520 560
26 660.4 720 810