A rebar stirrup bender is essential in modern construction. It helps contractors bend steel bars into accurate stirrups for beams, columns, and foundations. With a forming speed of just 5 seconds per stirrup, the machine significantly boosts productivity and ensures better reinforcement quality.

Key Features of the Rebar Stirrup Bender

High Production Efficiency

  • Forming speed: 5 seconds per piece
  • Capacity: 1500-2000 stirrups per hour
  • Ideal for contractors handling large construction projects with strict timelines.

Accurate Bending Performance

  • Hydraulic machine-head locking for stable forming
  • Angle accuracy up to ±1°
  • Ensures uniform stirrups for beams, columns, ring beams, and footings.

Flexible Operation Modes

  • Supports manual and automatic sizing modes
  • Suitable for both batch production and custom-shaped stirrups

Stable Hydraulic & Pneumatic System

  • Hydraulic pressure: 5–16 MPa
  • Air pressure: 0.4–0.6 MPa
  • Ensures smooth bending for different diameters of steel bars.

Solid Structure with Long Service Life

  • Heavy-duty frame, 1200 kg machine body, durable for continuous operation
  • 8 kW motor provides strong, consistent torque

Compatible with Various Steel Bar Processing Lines

  • Works with rebar cutting machines
  • Compatible with rebar straighteners and decoilers
  • Often paired with automatic wire feeding machines for complete automation
  • Suitable for steel bar processing centers and construction firms seeking integrated rebar solutions

Technical Parameters of the Rebar Stirrup Bending Machine

ItemSpecification
Hydraulic Pressure5–16 MPa
Sizing MethodManual / Automatic
Machine Power8 kW
Air Pressure0.4–0.6 MPa
Forming SpeedAbout 5 seconds
Capacity1500–2000 pieces/hour
Machine Head LockingHydraulic locking
Angle Error±1°
Machine Weight1200 kg

How the Rebar Stirrup Bender Works

The machine combines hydraulic force, automatic positioning, and precise angle control to complete each stirrup bending cycle.

Steel bars are fed into the processing unit. The CNC system measures and positions the bar automatically, while the hydraulic locking structure clamps it to guarantee bending accuracy. The bending heads rotate to form the desired angle, and the stirrup is released once the preset shape is complete.

This process reduces manual errors, improves consistency, and allows continuous bending for large orders.

Application Range of the Automatic Stirrup Bending Machine

The rebar stirrup bender is widely used in:

  • Housing construction and commercial building projects
  • Bridges, highways, tunnels, airports, and large infrastructure
  • Prefabrication plants and steel bar processing centers
  • Reinforcement bending for beams, columns, slabs, foundations, retaining walls
  • Production of square, rectangular, polygonal, and customized stirrups

Whether you are working on small residential buildings or major engineering projects, the machine delivers accurate stirrups with minimal labor input.

Using the Stirrup Bender with Other Rebar Processing Equipment

To improve workflow efficiency, the stirrup bender can be connected with:

  • Rebar straightening and cutting machine: prepares bar lengths
  • Rebar decoiling machine: ideal for coil steel
  • Rebar bending machine: handles larger-diameter rebars
  • Rebar shear line: integrates cutting+sorting
  • Automatic rebar cutting line: forms a complete reinforcing steel processing system

Together, these machines streamline the entire steel processing line and reduce manual handling.

Conclusion

A rebar stirrup bender is essential for producing accurate, uniform, and strong stirrups used in reinforced concrete structures. The combination of fast forming speed, hydraulic precision, and automatic positioning makes it a reliable investment for construction companies and steel processing centers. If you need higher productivity and better consistency in steel bar bending, this machine offers the performance you can count on.