Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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RC hammer RE543 Series Reverse Circulation DTH Hammer
Specification:
Model: TH1162/RE543
Product code: 24J000
Top sub thread:Metzke4", Remet 4"
Outer diameter: 116mm
Hole range:124-146mm
Length without bit:1191mm
Weight without bit:61kg
Working air pressure:
Application: exploration, grade control
Advantages:
1. Accurate sampling;
2. Enviornmental operation;
3. Compared with conventional drilling tools, reverse circulation hammer flush cutting inside the pipe with small resistance to effect to effect, easy flushing;
4. Special custom made alloy steel is adopted for sampling tube and shroud, and the surface of flushing pipe is hardende, with long lifetime;
5. High quality sealing kit
RC drilling string:
RC stabilizer -> RC drill pipe -> sub adapter -> RC hammer -> Shroud -> RC bit