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6 1/2 inch 217 tricone rock roller mill drill bit
FOB Reference Price
Purchase quantity ()
Minimum order quantity
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Meo Textile Clothing Co.LTD
China - Hangzhou
Manufacturer
Trade Capacity
Export Percentage
Nearest Port
shanghai,ningbo
Accepted Delivery Terms
Employees
101-200 people
Accepted Payment Currency
USD,CNY
Average Lead Time
60 Day(s)
Certifications
Product Specifications
Model Number
6 1/2"
Product Description
Product Description
Introduction
1. Sizes: 3 7/8'' to 36'' is available.
2. Application: Suitable for oil, natural gas, geothermal industrial and water well drilling, HDD projects, etc.
3. Unique steel tooth structure effectively improving the wearing resistance of the teeth and greatly increasing the rate of
penetration.
4. Gauge protection structure：Enhanced gauge protection with hardfacing on the shirttail, strengthened leg with special insert tungsten carbide.
5. Bearing structure:High precision journal bearing,hardfaced bearing surface. Cone bearing inlaid with friction reducing alloy and then silver-plated,made the rotating more stability, safety and durability.
2. Application: Suitable for oil, natural gas, geothermal industrial and water well drilling, HDD projects, etc.
3. Unique steel tooth structure effectively improving the wearing resistance of the teeth and greatly increasing the rate of
penetration.
4. Gauge protection structure：Enhanced gauge protection with hardfacing on the shirttail, strengthened leg with special insert tungsten carbide.
5. Bearing structure:High precision journal bearing,hardfaced bearing surface. Cone bearing inlaid with friction reducing alloy and then silver-plated,made the rotating more stability, safety and durability.
Selection guide
IADC | Normal WOB kn/mm(bit dia.) | Rotary Speed (rpm) | Application formation | |||
116 | 0.35~0.90 | 150~80 | Very soft with low compressive strength and high drillability,such as shale,clay,and salt bed,etc | |||
117 | 0.35~0.90 | 150~80 | Very soft with low compressive strength and high drillability,such as shale,clay,and salt bed,etc | |||
126 | 0.35~1.00 | 150~70 | Soft with low compressive strength and high drillability,such as shale,clay,salt bed and soft limestone,etc. | |||
127 | 0.35~1.00 | 150~70 | Soft with low compressive strength and high drillability,such as shale,clay,salt bed and soft limestone,etc. | |||
136 | 0.35~1.05 | 120~60 | Soft to medium soft with low compressive strength or soft with harder stringers,such as hard gypsolyte,soft limestone and sandstone,etc. | |||
137 | 0.35~1.05 | 120~60 | Soft to medium soft with low compressive strength or soft with harder stringers,such as hard gypsolyte,soft limestone and sandstone,etc. | |||
216 | 0.50~1.20 | 90~50 | Medium hard with relatively higher compressive strength and hard stringers,such as hard shale,sandstone and limestone,etc. | |||
217 | 0.50~1.20 | 100~50 | Medium hard with relatively higher compressive strength and hard stringers,such as hard shale,sandstone and limestone,etc. | |||
317 | 0.70~1.30 | 80~45 | Medium hard with high compressive strength and abrasiveness,such as limestone,dolomite,sandstone and chert,etc. | |||
337 | 0.80~1.40 | 75~45 | Hard formation with high abrasiveness,such as hard limestone,dolomite,hard sandstone and chert,etc. | |||
Note:The upper limits of WOB and RPM recommended in above table should not be used simultaneously. | ||||||
Product Advantages
Related products
Packaging & Shipping
Packing :wooden case or iron case ,also be packaged according to customer requirements.
Modes of transportation: by sea, by air or land transportation, Of course, a small amount can also by Express.
Company information
Hejian Ruida Petroleumn Material Co., Ltd. is located in Hejian city, Hebei province, the ancient city of the North China Plain,in the middle of Beijing, Tianjin and Shijiazhuang, with convenient transportation. The company is close to Huabei Ooilfield,which provides advantaged geographical conditions and human resources for the establishment and development of the company.
Our company has advanced production equipment, strictly abides by the standards of API (American Petroleum Institute) and ISO9001:2015 quality management system. Through many years of studying and refining of the imported technology, our company integrates a number of scientific research achievements with independent intellectual property rights, and great breakthroughs have been made in bottom hole flow field (CFD), profile optimization, tooth arrangement design, low torque design, materials and manufacturing processes. The product has better performance and wider range of adaptation.
The main products of our company are tricone bit, PDC drill bit, hole opener, core barrel, drill pipe and related drill tools.
Application fields includes oil well drilling, gas well drilling, geothermal well drilling, mining, geological survey,
hydrographic survey, water well drilling, HDD pipelines projects, foundation projects.
Our ultimate goal is always the same as our customers, that is, "to minimize drilling costs per meter and maximize benefits for the drilling contractor."
Application fields includes oil well drilling, gas well drilling, geothermal well drilling, mining, geological survey,
hydrographic survey, water well drilling, HDD pipelines projects, foundation projects.
Our ultimate goal is always the same as our customers, that is, "to minimize drilling costs per meter and maximize benefits for the drilling contractor."
FAQ
1. Is your company a distributor or a manufacturer?
A: Yes.We are a professional Rock Bits manufacturer RUITONG BIT in China.
2. How about your products?
A.Yes All our activities are accredited to ISO 9001:2008 both in products and services, at the same time, mature production technology ensuring the quality satisfy international request. We have many high quality prducts.
3.what is the Packaging & Delivery?
A:We used high quality export carton or standard export woodern case
4.what is the time about the delivery?
A:The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement. According the distance from China to vour port usually from China to European about 25 days. To West of American 20 days.
5. How to order the products?
A: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
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