Combined Ring Bit and Casing Shoe - for DTH Drilling

• Customization: Available
• Certification: CE
• Surface Treatment: Nitriding Treatment
• Model NO.: ODEX90, ODEX115, ODEX140, ODEX152, ODEX165, ODEX28
• Material: Tungsten Carbide
• Type: Center Drill Bit
• Usage: Well Drilling
• Application: Mining, Quarry, Construction
• Machine Type: Drilling Equipment
• HS Code: 25221000, 25221000
• Transport Package: Standard Export Packing.
• Specification: HOD90, HOD115, HOD140
• Trademark: QIDELI
• Origin: China
• Production Capacity: 2500 Pieces/Month

Product Description

 

 

ODEX ECCENTRIC CASING SYSTEM

In the projects of drilling, drillers often meet with problems due to the loose land formation.These may cause troubles such as difficulty in drilling down, collapse  of holes, damage of drilling tools, etc.To solve the problems, the best way is to use (ODEX)Overburden Drilling System which can prevent holes and drilling tools from damage, and support the holes by casing tubes.

General Introduction 

1.drill in overburden unstable rock 
2.one step to drill and follow casing 
3.flexible to open or close 
4.effecient below 300mm 

Model	Outer Dia. of  Casing Tube	Inner Dia. of  Casing  Tube(mm)	Wall  thickness  of casing	Ring Bit  Outer Dia	Ring Bit  Inner Dia	Max Outer  Dia of  Normal Bits	Hammer Type	Weight
	(mm)		(mm)	(mm)	(mm)	(mm)		(kg)
For DTH Drilling
R114/6.5-80	114	101	6.5	122	80	78	COP32/COP34 /DHD3.5/BR3 /MACH303	11.5
R127/10-93	127	107	10	136	93	91		15
R133/10-96	133	113	10	141	96	94	COP44/DHD340 /MACH44/MISSION40 /SD4/XL4/QL40	15.5
R139/10-102	139	119	10	147	102	100		19.5
R152/10-114	152	132	10	160	114	112		25
R168/10-130	168	10	148	177	130	128	COP54/DHD350/ MACH50/MISSION50/ SD5/QL50	36.5
R177/10-139	177	10	157	187	139	137		43
R193/12.7-152	193	167.6	12.7	203	152	150	COP62/COP64/DHD360 /MISSION60/SD6 /XL6/QL60/TD150	49
R219/12.7-175	219	193.6	12.7	232	175	173		61
R244/12.7-198	244	218.6	12.7	254	198	196	COP84/DHD380 /SD8/QL80/TS180	78
R254/12.7-205	254	228.6	12.7	266	205	203		90
RP273/12.7-224	273	247.6	12.7	285	224	222		130
R323/12.7-271	323	297.6	12.7	338	271	269		188
R406/12.7-350	406	380.6	12.7	420	350	348	DHD112/QL120 /SD12/NUMA120	335
R457/12.7-376	457	431.6	12.7	477	376	374		440
R508/16-444	508	476	16	524	444	442		520
R558/16-491	558	526	16	575	491	489	QL200/SD18/ NUMA180/TH18/ TS18/TK18	610
R609/16-553	609	577	16	637	553	551		670
R660/16-590	660	628	16	678	590	588		780
R711/16-639	711	679	16	731	639	637	QL200S/ TH32/TK24	930
R762/16-690	762	730	16	781	690	688		1070
R812/16-734	812	780	16	834	734	732		1285
R863/16-788	863	831	16	882	788	786		1450
R914/16-835	914	882	16	935	835	833		1720
R1016/16-911	1016	984	16	1033	911	909	QL300	2200