|Quality:||Reliable||Product Name:||Cones Hole Opener|
|Surface Treatment:||Welding||Manufacturing Process:||Forging|
|Service Life:||Long||Characteristics:||Not Easily Damaged|
1800mm Back Reaming Drilling,
D80 Drilling Hole Opener,
D50 Drilling Hole Opener
26" Cone Hole Opener
Factory Of Replacement Welding Cones 26" Non - Dig Hole Opener
300mm roller cone reamer roller cone rock reamer is a commonly used drilling tool in the excavation of rock formations. The roller cone rock reamer produced by our company is suitable for various types of trenchless rigs and can be used Reaming construction of various rock formations, specifications covering Φ260-1800mm.
The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten carbide hardfacing or premium tungsten carbide insert of formulas and new techniques is utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit.
Seal and Lubrication
High performance HNBR O-ring for bearing seal and advanced grease for lubrication.
|Product name||Cones Hole Opener|
|Characteristics||Not easily damaged|
|Material||High quality alloy steel|
|Cone size and # of Cones||Threads|
|Cone size||#of Cones||Cone size||# of Cones|
|10“||6 1/2”||3||NC23 NC26(2 3/8IF) D50 D80 NC31(2 7/8IF) NC38(3 1/2IF)|
8 1/2”or 9 1/2”
For 8 1/2”-9 1/2” Cone:
NC23 NC26(2 3/8”IF) D50 D80 NC31(2 7/8”IF) NC38(3 1/2”IF)
For 12 1/4”-13 5/8” Cone:
4”IF 4 1/2IF 5 1/2FH 6 5/8FH
12 1/4” or 13 5/8”
It is suitable for the large size well, mining, soft with low compressive strength and high drillability, such as shale, clay, salt bed and infrastructure applications.
Most favourable price and high quality
Bearing type: 1. Sealed bearing and non-sealed bearing. 2. Metal sealed journal bearing. 3. 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
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.
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. How about the common packing?
A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.
3. Can I expect a quality products?
A: Yes. mature production technology ensuring the quality satisfy international request.
4. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.
5. How to control quality?
A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
6. Fast delivery time:
A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
7. Competitive price:
A: Our factory can supply you the lowest price due to direct sale to customers without distributor!