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AVANTECHNO 411

AVANTECHNO 411 is a professional mobile line boring and inner welding system, designed for precise onsite repair of worn cylindrical bores and pivot points. The system combines line boring, internal welding (cladding), facing, drilling, and thread cutting in one portable unit.
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The equipment is mounted directly onto the workpiece, allowing for onsite repairs without disassembly or transporting heavy assemblies. The coaxial alignment system ensures high concentricity when restoring spaced bores.

Technical specifications:

- Boring diameter range: Ø 22 – 400 mm (up to 1,000 mm with additional kits)
- Internal welding (cladding) range: Ø 25 – 400 mm
- External welding range: Ø 20 – 250 mm
- Accuracy: up to 0.01 mm (H7 tolerance field)
- Feed rate: 0 – 0.5 mm/rev
- Maximum boring bar speed: up to 450 rpm
- Continuous feed travel: 250 mm (extendable by bar length)
- Drive type: DC motor with permanent magnets
- Power supply: 220 V / 50 Hz
- Max. power consumption: 3 kW
- Operating temperature range: −30°C to +40°C
- Weight of the electromechanical unit: approx. 42 kg

Functional capabilities:

- Single-pass coaxial restoration of multiple aligned bores
- Internal welding of bores using spiral continuous cladding technology
- Facing of flanges and mounting surfaces
- Restoration of bearing seats and retaining ring grooves
- Restoration of blind holes
- Quick change of boring bar to welding shaft without re-centering

Applications:

Suitable for maintenance and repair of:
- Excavators, loaders, and construction equipment
- Mining machines and processing equipment
- Agricultural machinery
- Cranes and hoisting equipment
- Industrial and heavy-duty mechanical assemblies

Advantages:

- Onsite repair without disassembly
- Significant reduction in downtime and transport costs
- Compact and portable design
- Manufactured in the EU with 24-month warranty
- Engineered for heavy industrial conditions

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