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HEJIAN RLB DRILLING EQUIPMENT CO.,LTD
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used (TCI)Tricone drill bit

HEJIAN RLB DRILLING EQUIPMENT CO.,LTD

used (TCI)Tricone drill bit

Place of Origin : HEBEI

Brand Name : RLB

Certification : API &ISO

Model Number : IADC 127,537,637

Bearing : Metal-face sealed bearing

MOQ : 3 pcs

Price : 500 usd-

Packaging Details : wooden case

Delivery Time : 7-15 days

Payment Terms : T/T,WESTERN UNION,MONEY GRAM

Supply Ability : 300 pcs per month

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Specifications

TCI Rock Bit

Certificated by ISO9001:2000 and API
Products covered all IADC codes
Specialized in single bits, tri-cone bits and PDC bit

1. Material: tungsten carbide

2. Various types for different formations

3. Cutting structure: The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit

4. Gauge structure: Multiple gauge protection with trimmers on the heel of cone, tungsten carbide inserts and hard facing on the shirttail increases gauge holding capability and bearing life

5. Seal and Lubrication: Premium O-ring, optimal seal compression and curved seal structure can enhance the seal performance. The compensator system and advanced grease can greatly increase the lubricating reliability.

6. Bearing Structure: High precision bearing with two thrust faces. Ball looks the cone. Hard faced head bearing surface inlaid with friction-reducing alloy and the silver-plated. Abrasion insistence and the silver-plated. Abrasion insistence and seizure resistance of the bearing are improved.

7. Product application: It can receive high WOB in the conventional drilling. It is suitable for various formations by cutting structure with different tooth shape, tooth density and tooth exposure height.

8. All IADC code available in our company

Manual of cone bit purchase

Roller cone
bit(IADC)
Roller cone(m/h) Formation
hardness
Formation Rock type Compress
strength
WEM OBM
111/124 15-30 18-33 very soft soft formation with sticky
layerand low compressive
strength
clay/slits/sands <25MPa
116/137
437
9-15 18-33 soft soft formation with low
compressive strength and
high drill ability
claystone/marl/lignite
sangstone/tuff
25-50MPa
126/139
517/527
4.5-9 6-12 medium soft soft to medium formation with
low compressiv estrength and
small abrasive layers
claystone/marl/lignite/tuff
sangstone/silts/anhydrites
50-75MPa
211/217
517/537
2.5-6 3-6 medium medium to hard formation with
high compressive strength
and small abrasive layers
mudstone/limestone
anhydrites
sandstone(calcareous)
75-100MPa
211/236
537/617
1.5-2.5 1.5-3 medium hard hard and dence formation with
very high compressive strength
but non abrasive
limestone/ anhydrites
dolomite
100-120MPa
311/347
627/637
1-1.5 1-1.5 hard hard and dence formation with
very high compressive strength
and some abrasive layers
shale(calcareous)/sandstone
(siliceous)/siltstone
100-200MPa
637/737/837 1 1 very hard extremely hard and
abrasive formation
quartzite/lgneous/rock >200MPa

Email:bxbit921@hotmail.com

Skype: coracora1989

Tel: 0086 15030883590

Phone-fax:0086 0317 3854466


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