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vertical drilling rock reamers drilling bit
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Product Details
| Place of Origin | Hebei, China | Brand Name | HJ | |
| Model Number | all sizes,international IADC model, cover all IADC CODE | Type | Drill Bit | |
| Machine Type | Drilling Equipment | Certification | Other, API &SO9001 | |
| Material | Other, tci ,carbon steel,tungsten carbide,alloy steel | Processing Type | Forging | |
| Use | Well Drilling |
Product Description
vertical drilling rock reamers drilling bit
Technical specifications and parameters for Hole Opener | ||||||||
Type | Hole open dia.(in) | Qty of cutter | Min. pilot hole(in) | Fishing neck dia.(in) | I.D(in) | Top Conn. (pin) | Bottom Conn.(box) | Overall length(in) |
HO 311 | 12 1/4 | 3 | 8 1/2 | 8 | 1 1/2 | 6 5/8REG | 6 5/8REG | 55 |
HO 406 | 16 | 3 | 10 | 9 1/2 | 2 1/4 | 7 5/8REG | 7 5/8REG | 59 |
HO 444 | 17 1/2 | 3 | 10 | 9 1/2 | 2 1/4 | 7 5/8REG | 7 5/8REG | 59 |
HO 559 | 22 | 3 | 12 3/4 | 9 1/2 | 2 1/3 | 7 5/8REG | 7 5/8REG | 69 |
HO 584 | 23 | 3 | 12 3/4 | 8 | 3 | 6 5/8REG | 6 5/8REG | 69 |
HO 610 | 24 | 3 | 14 | 10 | 3 | 7 5/8REG | 7 5/8REG | 69 |
HO 660 | 26 | 3 | 17 1/2 | 10 | 3 | 7 5/8REG | 7 5/8REG | 69 |
HO 4-914 | 36 | 4 | 26 | 10 | 3 1/2 | 7 5/8REG | 7 5/8REG | 87 |
Recommended Drilling Parameters
IADC | WOB (KN/mm) | RPM (r/min) | Applicable Formations |
417/437/ 447/415/435 | 0.35~0.9 | 150~70 | Very soft formations with low compressive strength and high drillability, such as clay, udstone, chalk, gypsum, salt, soft limestone, etc. |
517/527/515 | 0.35~1.0 | 140~60 | Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc. |
537/547/535 | 0.45~1.0 | 120~50 | Soft to medium formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc. |
617/615 | 0.45~1.1 | 90~50 | Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc |
637/635 | 0.5~1.2 | 80~40 | Hard formations with high compressive strength, such as sandstone, limestone, dolomite ,hard gypsum, marble, etc. |
Note: The upper limits of WOB and RPM in above table should not be used simultaneously.
| |||
IADC | WOB (KN/mm) | RPM (r/min) | Applicable Formations |
114/116/117 | 0.3~0.75 | 180~60 | Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, etc. |
124/126/127 | 0.3~0.85 | 180~60 | Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc. |
134/135/136/137 | 0.3~0.95 | 150~60 | Soft to medium formations with low compressive strength and high drillability, such as medium soft shale, hard gypsum, medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
214/215/216/217 | 0.35~0.95 | 150~60 | Medium formations with high compress strength, such as medium soft shale, hard gypsum , medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
227 | 0.35~0.95 | 150~50 | Medium hard formations with high compressive strength, such as abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble,etc |
Note: The upper limits of WOB and RPM in above table should not be used simultaneously.
| |||
Packaging and Delivery
Packaging
Wood Box
Fumigation Tray if necessary
Other special package can be applied
according to customer's need
Delivery
Lead Time:
Prepared to deliver within 1 week, if in stock
Depends on order quantity, when out of stock
Transportation:By sea or air
Service
Quality
Hejian Hengji Bit Manufacture Co.,LTD .,our products are made strictly complying with API specifications and ISO9001 .
We have integrated quality control covering each manufacture procedure to ensure good quality.
Sales Service
Hejian Hengji always insists promoting the services for our customers. We are willing to listen to our customers' indeed needs.
We are proud of help our customers solving their drilling problems. We'd like to help our distributors& to expand their markets
and develop their customers by means of technical support as well as information sharing.
Other Products
Hejian Hengji has been a professional designer and manufacturer of drilling bits for over 25 years. Our company has
developed more than 100 kinds of oil and mining drill bits, including tri-cone roller bits, single-cone roller bits, mining rock bits, pdc bits, pdc core bits, project rock bits, hole opeenrs,bits cutters,etc. More information can be found in our product category. If you are intrested in our products, please feel free to contact us through
email.
Company Profile
Hejian Hengji Bit Manufacture Co.,LTD .,as a leading manufacturer of tricone bit and PDC bits, our products are made strictly
complying with API specifications and ISO9001 .
Hejian Hengji Bit Manufacture Co.,LTD was established in 1990. we have kept our clients ahead of schedule and under
budget by providing the highest quality tools at the best possible prices .
We ship to more than 30 different countries and serve industries such as Oil & Gas, water well , Construction,Mining,
Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything
from choosing the right bit to shipping around the globe.
Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported
by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the
safety is always our aim.
Various types of bits available, including tri-cone roller bits (insert/steel tooth),
PDC bits,hole openers,bits cutters etc. If you feel much interest in our products, please
feel free to send us the email for more information. It will be our greatest
pleasure to help you.
Contact me for quotation! Hengji bits focus on Quality!
Contact Us
- Hejian Hengji Bit Manufacture Co., Ltd.
- Contact nameHengji Bits Chat Now
- Phone86-317-8114222
- AddressXicun Development Zones, Cangzhou, Hebei
Product Categories
| divide by IADC | divide by size | Drag bits | Hole Openers |
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| Tricone Bits | Tricone Rock Bits |
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