Rotary Tricone Bit bakeng sa Merafo
Likotoana tsa letoto la Drll Store FX ke tsoelo-pele ea morao-rao molemong oa ho itšeha
moralo.Likotoana tsena li na le sebopeho se matla ka ho fetisisa sa ho itšeha ka
tse kholoanyane tse kenyang le ho kenya likhakanyo.Seseha se selelele / se sephara
profil e lumella mela e mengata ea ho kenya, ka hona, Tungsten Carbide e eketsehileng
Inserts.Bits ha e na tshireletso ya ho kenya mola wa bevel, ho ena le hoo
likhoele na le e tsoelang pele ka thata tšepe sehlopha ho fokotsa khoholeho ea mobu ea
bokaholimo ba naha.
Avalibale IADC
Letoto | Kopo | Li-parameter tse sebetsang | |
Ho potoloha lebelo(RPM) | Boima ba 'mele ho Bit-WOB(lb/in) | ||
30 | E Bonolo Haholo | 70-140 | 1000-4000 |
40 | Bonolo | 70-140 | 1000-4000 |
50 | Bonolo ho isa Mahareng | 50-140 | 2000-5000 |
60 | Mahareng ho isa ho Thata | 50-110 | 3000-6000 |
70 | E thata | 50-90 | 3500-7500 |
80 | Ho Thata Haholo | 40-80 | 5000-8000 |
Boholo bo fumanehang
Bit Size | ||
ho | mm | Boholo ba Pin |
6 3/4 | 171 | 3 1/2 |
7 7/8 | 200 | 4 1/2 |
8 1/2 | 216 | |
9 | 229 | |
9 7/8 | 251 | 6 5/8 |
10 5/8 | 270 | |
11 | 279 | |
12 1/4 | 311 | |
13 3/4 | 350 |
Ngola molaetsa wa hao mona mme o re romele wona