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  • Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
  • Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
  • Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
  • Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
  • Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
  • Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer
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Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer

  • 1 - 4 Pieces
    $95.61
  • 5 - 9 Pieces
    $93.34
  • >= 10 Pieces
    $89.98
View product details

Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Efficiency Rock Drilling: The CIR Series DTH (Down-the-Hole) hammer is designed for efficient rock drilling in hard terrain, leveraging low air pressure to reduce energy consumption while maintaining high performance.
  • Versatile DTH Models: Available in 70, 90, 110, 130, and 150 DTH configurations, offering scalable drilling solutions tailored to varying project requirements.

Key features

  • 1. Material Technology

    • With forged carbon steel construction, ensure exceptional durability and resistance to wear in demanding mining environments. Outperforms standard steel models in structural integrity*.

  • 2. Performance Parameters

    • With low air pressure design, achieve energy-efficient operation while maintaining high output, reducing air consumption by up to 20% compared to traditional DTH hammers*.

  • 3. Interactive Design

    • With modular components and quick-connect features, enable rapid maintenance and reduced downtime, streamlining workflow efficiency versus conventional models*.

  • 4. Scenario Solutions

    • Optimized for continuous mining operations, effectively handle diverse rock types and deep drilling demands, making it ideal for both small-scale and large commercial projects.

  • 5. Certification Standards

    • Built to meet rigorous quality standards, backed by a 3-month warranty for reliability assurance*.

Product details

Factory Direct Sales High Quality CIR Series 70 90 110 130 150 DTH Low air Pressure Down the Hole Hammer

The CIR Series DTH Hammers are high-performance drilling tools designed for efficient rock fragmentation in mining and construction. Built with forged carbon steel, these hammers deliver durability and reliability at low air pressures, supporting capacities from 70 to 150 DTH.

Technical specifications

FeatureSpecificationBenefit
MaterialCarbon steel, steel (forged)With forged construction, you can ensure resistance to shock and wear.
DTH Capacity70–150 DTH (adjustable models)Match output to project demands, from 70 DTH for small-scale jobs to 150 DTH for large mines.
Air PressureLow-pressure design (≤0.6 MPa)Reduce energy costs by 20% compared to traditional models.
Warranty3 monthsGuaranteed reliability for critical operations.
CertificationISO 9001, CEMeets global mining safety and quality standards.

Customization guide

Adjustable parameters:

  • DTH Capacity: Select from 70, 90, 110, 130, or 150 DTH to match drilling depth and rock hardness.
  • Air Pressure Settings: Optimize for energy efficiency or high-output scenarios.
  • Material Thickness: Customize steel plating for corrosive or abrasive environments.

Get inspired

The CIR Series combines low air pressure efficiency with forged steel strength, making it ideal for drilling in hard-rock mines, tunneling, or quarrying. Its modular design allows rapid deployment across diverse terrains.

Choose your model

ParameterBase Model (70–90 DTH)Advanced Model (110–130 DTH)Pro Model (150 DTH)
DTH Capacity70–90 DTH+40% vs Base+114% vs Base*
Air Pressure0.5–0.6 MPaSame as Base-10% energy use
Durability1,000 hours+25% service life+50% service life

Supplier's note

  1. Three Technical Breakthroughs:

    • Low Air Pressure Design: Reduces operational costs by 20% compared to traditional models.
    • Forged Steel Construction: Enhances fatigue resistance by 30%, extending tool life in abrasive environments.
    • Modular Scalability: Adjustable DTH capacity allows seamless adaptation to project-specific demands.

  2. Optimal Version Selection:

    • Base Model: Ideal for small-scale miners or contractors needing cost-effective entry into hard-rock drilling.
    • Advanced Model: Suitable for medium-sized mines requiring balanced power and energy efficiency.
    • Pro Model: Designed for large-scale operations where high output (150 DTH) and minimal downtime are critical. With its 50% longer service life, the Pro version reduces replacement costs in continuous drilling scenarios.

Frequently asked questions

  • Which CIR Series DTH hammer model suits small-scale mining operations?

  • How do I maintain the frothing nozzle of a CIR Series low air pressure DTH hammer?

  • Carbon steel vs alloy steel: Which material is better for CIR Series DTH hammers?

  • Can I customize the CIR Series 110 DTH hammer for specific drilling depths?

  • Is the CIR Series DTH hammer material compliant with mining safety standards?

  • Which CIR Series model handles high-volume drilling (150 DTH) efficiently?

  • How does low air pressure technology benefit CIR Series down-the-hole hammers?

  • What’s included in the 3-month warranty for CIR Series drilling equipment?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHeavy-duty mining in abrasive environmentsIndustry: ASTM A36 Carbon Steel (250 MPa tensile strength)
Our Base: Same as Industry
Our Advanced: ASTM A514 (650 MPa) ▲▲▲ (260% stronger)		Base: Cost-effective; Advanced: Enhanced strength for hard rock drillingBase: May degrade faster in extreme conditions; Advanced: Higher cost and weight
Manufacturing ProcessHigh-stress drilling applicationsIndustry: Casting (ISO 804)
Our Base: Forging (ISO 806, 20% stronger joints) ▲
Our Advanced: Precision Forging + Heat Treatment ▲▲ (40% fatigue resistance)		Base: Improved durability over casting; Advanced: Extended service lifeAdvanced requires specialized maintenance
Air Pressure EfficiencyLow-air-pressure drilling sitesIndustry: 100 psi (ISO 1098)
Our Base: 80 psi ▲ (20% lower)
Our Advanced: 70 psi ▲▲ (30% lower)		Reduces energy costs; compatible with lower-pressure systemsMay require adjustments to existing equipment
Noise LevelUrban mining or noise-sensitive areasIndustry: 105 dB (OSHA limit)
Our Base: 98 dB ▲ (7 dB quieter)
Our Advanced: 90 dB ▲▲ (15 dB quieter than industry)		Enhanced safety and compliance with regulationsAdvanced may have slight power reduction
Warranty PeriodLong-term operational reliability needsIndustry: 12 months
Our Base: 3 months ▼ (shorter)
Our Advanced: 6 months ▼ (still below industry)		Lower upfront costHigher risk of unexpected repairs post-warranty
Durability/MTBFContinuous drilling operationsIndustry: 500 hours
Our Base: 800 hours ▲▲ (60% longer)
Our Advanced: 1200 hours ▲▲▲ (140% longer)		Extended uptime reduces downtimeAdvanced requires more frequent inspections

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