Medium-Low Pressure Valveless DTH Hammer

Medium-Low Pressure Valveless DTH Hammer

TANK DRILLING Medium-Low Pressure DTH Hammers are designed for operations running 0.7–1.75 MPa air pressure where efficiency, easy handling, and cost control matter most. Featuring a valveless mechanism and a simple structure for quick assembly/disassembly, this series delivers higher impulse and fast penetration with lower air and oil consumption. An optional check-valve hole configuration can improve cuttings discharge, making it especially suitable for quarrying and general-purpose drilling where compressor capacity is limited.
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Description
Technical Parameters

Product Detail Content

 

1) Why Medium-Low Pressure Matters
Not every site runs high-pressure compressors. Many quarries and contractors operate within 0.7–1.75 MPa. In these setups, the hammer must be engineered to: work efficiently at available pressure, avoid wasting air, maintain steady penetration without excessive maintenance.

 

2) Structure: Valveless + Simple
This series is defined by: valveless air distribution for reliability, simplified internals for quick service, steady impulse delivery for consistent drilling.

 

3) Cuttings Discharge Optimization
A practical feature for this class is enabling more efficient cuttings discharge. The option to drill a hole on the check valve path supports improved flushing behavior, helping keep the bore clean-especially valuable in quarry bench drilling where regrinding can destroy bits quickly.


4) Manufacturing & Durability
Key parts follow: material selection suited for repeated impact loading, precision machining on sealing and guidance surfaces, heat treatment where required to resist wear and fatigue, inspection for dimensional consistency.

 

5) Field Case Example: Quarry With Limited Compressor
A quarry running medium-low pressure compressors needed to reduce fuel usage while keeping production high. After deploying this series: the hammer maintained stable penetration at available pressure, bit life improved due to cleaner hole conditions, compressor load felt more manageable for daily operation


Result: improved cost control per meter drilled without upgrading compressor systems.

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FAQ

 

Q: Is this series only for quarrying?

A: It is especially suitable for quarrying, but also works for general construction and well drilling within the medium-low pressure range.

 

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