Key Technical Capabilities

• Applicable Geology: Soft, mixed, and rocky ground
  
• Tunnel Diameter Range: Up to 4.8m (OD), from DN250 in pipe jacking to DN3200 in segmental lining
  
• Drive Length: Over 1,000 meters possible with intermediate jacking stations
  

Why Choose the AVN Machine

• Operates effectively in nearly any ground condition
  
• Handles high water pressure environments with ease
  
• Hydraulic face support ensures superior tunnelling safety
  
• Precision control in both horizontal and vertical alignments
  
• Perfect for non-accessible tunnelling areas
  
• Flexible excavation diameters achievable with modular extension kits
  

Innovative Technology

AVN (Automated Tunnelling Machine Wet) models utilize a slurry pressure balance system, ensuring stable excavation faces even under challenging conditions. The integrated cone crusher and customizable cutting wheel designs enable efficient material handling and optimized excavation rates.

Tailored Cutterheads for Every Terrain

• Soft Soils & Mixed Ground: Equipped with standard or mixed cutterheads for balanced cutting performance
  
• Hard Rock: Outfitted with disc cutters for powerful rock penetration
  
• Dynamic Sprinkler Systems: Prevent clogging in cohesive soils through high- and medium-pressure cleaning jets
  

Performance Enhancements

• Digital Connectivity: Herrenknecht.CONNECTED provides real-time data monitoring and remote diagnostics
  
• Camera-Assisted Monitoring: Optional built-in cameras enhance visibility and wear tracking (available from AVN 1200 models)
  
• Optimized Lubrication System: Automated bentonite injection minimizes pipe friction and boosts jacking distance
  

Applications

Ideal for:

• Urban microtunnelling
  
• Pipeline installation beneath infrastructure
  
• Long-distance pipe jacking
  
• Non-accessible segmental lining projects
  

The Herrenknecht AVN Tunnelling Machine combines proven reliability with smart digital integration, redefining how engineers approach underground construction in complex geologies.

1. 
   Concept Selection: Our expert project team collaborates with you to handpick the ideal concept from our diverse array of ready-made hotel designs, ensuring alignment with your requirements and budget.
   


2. 
   Cost Estimation: We provide transparent cost estimates tailored to your chosen concept, offering clarity on project expenses from the outset.
   


3. 
   Layout Preparation: With meticulous attention to detail, we prepare comprehensive layouts aligned with your project plans and specifications.
   


4. 
   Final Cost Presentation: Following layout approval, we present the final cost breakdown, ensuring full transparency throughout the project lifecycle.
   


5. 
   Mock-up and Manufacturing: Our seasoned professionals meticulously craft mock-up rooms and all hotel furnishings, adhering to the highest standards of quality and craftsmanship.
   


6. 
   Delivery and Installation: With efficiency and precision, we oversee the seamless delivery and installation of your bespoke hotel solutions, ensuring your vision comes to life with ease.
   

• Uniform Coil Weight: Ensuring consistency and reliability in every coil.


• Traceability of Coils: Providing transparency and accountability throughout the supply chain.

• Spring Wires for General Engineering: Offering resilience and durability for diverse engineering needs.


• Spring Wires for Mattresses: Providing flexibility and strength for mattress construction.

• Light-Duty Crawler Conveyors – Ideal for low-capacity feeding from bottom hoppers or for integration into continuous production lines.
• Heavy-Duty Crawler Conveyors – Engineered for demanding operations, especially for feeding crushers under truck unloading hoppers in cement plants, glass factories, iron and steel facilities, and mining operations.

• Large, heavy, or high-temperature materials
• Abrasive or cutting materials like scrap metal

• Operating speeds between 0.10 – 0.40 m/sec
• Pallet widths ranging from 400 mm to 2,600 mm
• Material handling capacities from 15 to 2,000 m³/h

• Used In Oil, And Gas Industry


• Used In Ship Building Industry


• Used In Power, And Telecom Industries


• Used In Mining And Construction


• Used In Chemical Industry.


• Used In Water And Wastewater Industry.


• Used In Pharmaceutical Industry.

1. Shock Resistant: Engineered to endure shocks and impacts, our Video Borescope ensures reliability even in demanding environments, providing peace of mind during inspections.


2. Tailored for Plumbing and Garage Use: Specifically crafted for plumbing and garage inspections, our borescope is equipped to navigate tight spaces and provide crystal-clear visuals for comprehensive assessments.


3. Self-Adjusting LED Display: With a self-adjusting LED display, our borescope optimizes visibility in varying lighting conditions, ensuring clear and accurate imagery during inspections.


4. Flexible Movement within Plumbing: Designed for agility, our borescope offers flexible movement within plumbing systems, allowing users to maneuver effortlessly and inspect hard-to-reach areas with ease.

• Borescope Diameter: 12mm, facilitating smooth navigation through narrow spaces and intricate plumbing systems.


• Screen Size: Featuring a 3.5" screen, our borescope provides a spacious display for enhanced visibility and detailed inspection results.

• Horizontal and vertical operations are controlled by two separate buttons, ensuring ease of use and accuracy.


• The laser is effective indoors and outdoors, with a receiver usable within a radius of 50m when working outdoors.


• An electronic compensator ensures frequent and rapid self-leveling, enhancing efficiency.


• The instrument automatically beams the laser line when set over the incline alarm range, maintaining accuracy.


• Its 360° rotating fine adjustment mechanism facilitates precise object alignment.


• A built-in locking system automatically secures the compensator when the power is off, preventing vibration and movement during transportation.

Key Advantages of Air Belt Conveyors:

• Simple and compact design
• Low initial and operational cost
• No moving or wear-prone mechanical parts
• Minimal power consumption
• High material transport capacity
• Easy assembly, installation, and maintenance

Technical Specifications:

• Tank widths: 125 mm to 650 mm
• Capacity range: 10 to 350 m³/hour

Available Accessories and Components:

• Air dosing valves
• Pneumatic control valves
• Manual isolation valves
• Distribution drums
• Spillage collection systems