stone splitting machine, stone cutting machines, stone splitter, pushing air bag, button bit grinder, dth hammer button bit
stone splitting machine, stone cutting machines, stone splitter, pushing air bag, button bit grinder, dth hammer button bit
Tricone drill bit
Type | Tricone Bit (3 7/8"~26", steel/milling tooth or TCI) |
Application | oil field, water well, geothermal, underground foundation, quarry |
Formation | sticky, soft, medium hard, hard formations |
Bearing | open/sealed bearing, rubber/metel seal bearing |
packing | wooden/steel box |
payment term | T/T, LC |
MOQ | one piece |
Delivery | within 25days for standard model, within 35days for customized |
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, sandstone, dolomite |
637/635 | 0.5-1.1 | 180-40 | hard formation with high compressive strength, like limestone, sandstone, dolomite, hard gypsum, marble |
Note: Above limitts of WOB and RRPM should not be used simultaneously |
Bit Diameter | API PIN | |
(inch) | (mm) | |
3 7/8"~5 1/4" | 98~134 | 2 3/8", 2 7/8" |
5 5/8"~6 3/4" | 143~171 | 3 1/2" |
7 1/2"~9 1/2" | 190.5~241 | 4 1/2" |
9 5/8"~13 3/4" | 245~350 | 6 5/8" |
14 5/8"~26" | 371~660.4 | 7 5/8" |
These bits can be used to drill extremely hard and abrasive formations. Wear-resistant inserts are used in the outer rows to prevent loss of bit gauge. Maximum numbers of hemispherical-shaped inserts are used in all rows to provide cutter durability and long life.