Specifications

tricone drill bit
ceritified with ISO9001&API
Long use time
20 years history of manufacturer
Support custom

 

iadc 114 iadc 115  tricone drill bit  

size and types available:

size: common sizes: 6. 6-1/2. 7-7/8, 9-7/8, 10-5/8, 12-1/4,

various:sizes also can be manufacted by the clients order

types: IADC code: 412,432,532 612, 632, 712, 732, 832, etc

Non-standard also can be made as your demand.

 

Bearing type: sealed bearing and non-sealed bearing

                           metal sealed journal bearing

                           rubber sealed journal bearing

cutting structure:The back cone and the teeth all surface is are hardfaced strengthening, improved steel tooth shape and welding materials,showing teeth higher

 

Application formation:Soft with low compressive strength and high drillability, such as shale, clay, salt bed and etc

   

Recommended drilling parameters of tri-cone rock bits

 

Rock formation		Bit type	Bit size		Drilling weight	Rotary speed
			mm	inch	kN/mm	r/min
Very soft	Soft Marl, Clays, Sands, Salts etc.	1	187.3~346.1	7 3/8~13 5/8	441~735	120~50
soft	Clays, Soft Shale, Marl, Sands, Salts etc.	2	95.2~174.6	3 3/4-6 7/8	245-490	100-50
			187.3~346.1	7 3/8-13 5/8	490-784	90-40
Medium soft	Shale, Marl, Sandstone, Soft Limestone etc.	3	95.2~174.6	3 3/4-6 7/8	245-490	80-40
			187.3~311.1	7 3/8- 12 1/4	490-784	80-40
medium	Hard Shale, Limestone, Medium/Hard Sandstone etc.	4	95.2~174.6	3 3/4-6 7/8	294-539	80-60
			187.3~241.3	7 3/8-9 1/2	539-833	60-40
medium hard	Hard Dolomite, Limestone, Hard Sandy, Rock etc.	5	95.2~174.6	3 3/4-6 7/8	294-539	80-60
			187.3~241.3	7 3/8-9 1/2	539-833	60-40
hard	Sandy, Shale, Quartzite, Hard Dolomite, Hard Sandstone etc.	6	95.~-174.6	3 3/4-6 7/8	294-539	80-40
			187.3-215.9	7 3/8-8 1/2	580-882	60-40
Very hard	Quartzite, Chert, Basalt Granites, Pyrites etc.	7	95.2-174.6	3 3/4-6 7/8	294-539	80-40

 

 

All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request. 

Any questions,pls let me know:

Name :Daisy Zhang 

Mobile:+86 18232837832

Skype:daisy08371