Bit for Rock Drilling Drill Tools Hole Opener Hdd machine
Introduction
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.
Advantages
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.
Product parameters
Product name | Cones Hole Opener |
Manufacturing Process | Forging |
Quality | Reliable |
Service life | Long |
Characteristics | Not easily damaged |
Surface Treatment | Welding |
Material | High quality alloy steel |
Disassembly, repair | Convenient |
Failure rate | Low |
Color | Request |
Reamer Size | 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) | ||
12“ | 8 1/2” | 3 | |||
16“ |
8 1/2”or 9 1/2” | 4 | 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 | ||
18”-20“ | 5 | 12 1/4” | 4 | ||
22”-24“ | 6 |
12 1/4” or 13 5/8” | 5 | ||
28”-30” | 7 | 6 | |||
32”-34” | 8 | 7 | |||
36“-38” | 9 | 8 | |||
40“-42” | 10 | 9 | |||
44“-46” | 11 | 10 | |||
48”-50” | 12-13 | 11 |
Used in
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.
Pic Show
Pangolin (China) Construction Machinery Co., Ltd. is a drill manufacturer with complete testing equipment and strong technical force. Our products have a wide range, high quality, reasonable price, and timely delivery, which are widely used in oilfields, drilling, non-excavation fields and other industries. Our products are widely recognized and trusted by users, and can meet the ever-changing economic and social needs. To
We welcome new and old customers from all walks of life to contact us for future business relations and mutual success!