Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
| Payment Terms | L/C, T/T |
| Supply Ability | 200 Pieces per Month |
| Delivery Time | In 7-15days after your order comfimed |
| Packaging Details | In wooden case |
| Machine Type: | Drilling Tool |
| Material | Carbide |
| Use: | Well Drilling |
| color | gold(as you need) |
| Processing Type | Forging |
| Brand Name | teamwhole |
| Model Number | Concentric Casing Drilling System(Symmetrix) |
| Certification | ISO9001:2008 |
| Place of Origin | Hunan, China (Mainland) |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 200 Pieces per Month |
| Delivery Time | In 7-15days after your order comfimed | Packaging Details | In wooden case |
| Machine Type: | Drilling Tool | Material | Carbide |
| Use: | Well Drilling | color | gold(as you need) |
| Processing Type | Forging | Brand Name | teamwhole |
| Model Number | Concentric Casing Drilling System(Symmetrix) | Certification | ISO9001:2008 |
| Place of Origin | Hunan, China (Mainland) | ||
| High Light | odex system ，casing advancement systems | ||
China Supplier 6inch Dth Hammer System With Ring Bit/Casing Drilling System
General Introdunction
Design Principles
Make the casing follow easy and the equipment and operation simple
Outstanding Advantages
1. The stable and reliable working performance and the less vibration of drill rig.
2. Flexible to open and close.
Aplication Range
It is suitable for drilling water wells,geothermal wells, short mircopiles medium mini-type grouting hole of building, dam and harbour project.
Raw Material
Steel:
first class special alloy steel with high strength, heat resistance and wearable
Carbide
The best tungsten carbides from China are commonly applied.
Tungsten carbide from European is also available.
Specification
1.drill in overburden unstable rock
2.one step to drill and follow casing
5.Face: Flat,Convex,Concave,Drop-center.
6.Carbide Button Shape: Spherical,Semi-ballistic,Ballistic and Two-step
7.Bit Shank: COP/DHD/QL/SD/MACH/BR
Operation Procedure
1. when the drilling starts, the blocks slides down through the grooves on pilot bit,and reams to drive the casing shoes and tubes into the hole.
2. When finished the drilling in overburden rock formations, raise the drilling tools and the blocks will get closed through the grooves , and the drilling tools can be pulled out from the hole.
3. Next construction can be followed.
Company Details
Business Type:
Manufacturer
Year Established:
2002
Total Annual:
10Million-50Million
Employee Number:
201~300
Ecer Certification：
Active Member
Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main products include DTH (down-the-hole) hammers and bits with capacity of drillin... Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main products include DTH (down-the-hole) hammers and bits with capacity of drillin...
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