Likotoana tsa majoe a mashala a API IADC545 ka litšenyehelo tse theotsoeng

Khoutu ea IADC:	IADC545
Sebopeho sa ho Seha:	Conical holim'a gage le mela e ka hare
Nomoro ea Mohlala:	IADC545
Kopo:	18,000-27,000
Lintlha tsa Sephutheloana:	Lebokose la Plywood
Nako ea thomello:	E teng thepeng e teng ka lebenkeleng
Hardmetal holim'a mokotla:	Apara khabide e hanyetsanang le molomo oa shirttail le lup
Mofuta oa Bearing:	Roller-Ball-Roller-Thrust e tiisitsoeng
Lintlha tsa motheo:	Libopeho tse bonolo tse mahareng tse nang le khatello e tlase, joalo ka shale, bonolo, lejoe la mokoetla, dolomite e nang le li-interlayers le ore ea mashala.

Lintlha tsa Sehlahisoa

Tlhaloso ea Motheo
Khoutu ea IADC	IADC545
Boholo ba Rock Bit	6 1/4 inch	7 7/8 inch	9 ”
	159 limilimithara	200mm	229 limilimithara
Khokahano ea Khoele	3 1/2” PIN REG YA API	4 1/2” PIN REG API	4 1/2” PIN REG API
Boima ba Sehlahisoa:	20kgs	34KG	50KG
Mofuta oa Bearing:	Konopo ea Roller-Ball-Roller-Thrust/Konopo e Tiisitsoeng
Mofuta oa Potoloho	Jet Air
Li-parameter tse sebetsang
Boima ba 'mele Bit:	12,504-32,154Lbs	15,750-39,380Lbs	18,000-45,000Lbs
Lebelo la Rotary:	110-80RPM
Khatello ea Moeeng:	0.2-0.4 MPa
Tlhaloso ea Motheo:	Majoe a mahareng a thata le a abrasive joalo ka sandstone e nang le streaks ea quartz, hard limestone kapa chert, ores hematite, hard, abrasive rock e entsoeng hantle joalo ka: sandstone e nang le quartz binder, dolomite, quartzite shale, magma le metamorphic coarse grained rocks.