Main advantages of the machine:

• Efficiency and precision – programmable bending angles with adjustment within ±0.1° compensate for material-related deviations.

• Easy operation – modern touch display with 2-axis control and the ability to save up to 200 programs.

• Convenient operation – selection of feed, automatic or leveling modes using a foot switch.

• Fast tool change – Stierli quick-lock system ensures instant tool changes while maintaining accuracy.

• Minimal maintenance – special oil-lubricated cylinder has no open guides and guarantees long-term operation.

Additional features:

• Automatic measurement and re-bending for perfect results.

• CNC length limiter for 1000 / 2000 / 3000 mm with automatic retract function.

• Energy efficiency – the hybrid hydraulic system saves up to 80% of electricity and ensures quiet operation.

Why choose the Stierli-Bieger 420 CNC:

• High precision even on complex parts;

• Easy transportation within the factory;

• Reliability and durability of the design;

• Support for modern automation technologies.

The Stierli-Bieger 420 CNC/WP Hybrid is the ideal choice for companies that seek to combine precision, energy efficiency and production flexibility.

Technical specifications

Working power from 42 to 420 kN

Tool height 200 mm

Bending capacity in flat form 200 / 20 mm

CNC control

Program memory 100,000

Measurement accuracy +/- 0.1°

Cylinder stroke 200 mm

Smallest U-bend with narrow-profile punch 65 mm

Cylinder speed 0-0.6 m/min

Motor power 4.0 kW

Voltage 400 V / 50 Hz

Dimensions 1250 x 850 mm

Weight 1000 kg