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Untitled Document
Job Sites
Principle
Specification
Choice of PRS
Comparision
Application
 
:: Comparison of Rock Breaking methods.
 
Classification
Rock splitter
H. R. S.
DARDA
Chemical
Breaking Principle By hydraulically operated multi piston ram. Break the rock by hydraulically inflated rubber tube. Break the rock by putting into the wedge between the wing type covers. Break the rock by expanding of volume of chemical powder.
Merit point Highest productivity, Multi choice of power cylinder   Small hole required.
Adaptable at the very narrow site.
Convenient for handling
Demerit point Need big size of crawler drill
Need secondary breaking by hydraulic breaker.
Low productivity.
Need big size of crawler drill
Need secondary breaking by hydraulic breaker.
Tube is expensive.
Low productivity.
Wedge and wing is expensive and easily broken.
Low productivity.
Taking long time. Contamination of soil.
         
   
Rock Splitter
 
DARDA
 
Chemical
         
 
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