A CNC stirrup bending machine is a fully automatic rebar processing equipment used in construction industries to straighten, measure, cut, and bend steel bars into stirrups and custom shapes. The GTW4-12A model is widely used in steel fabrication plants, bridges, tunnels, and high-rise construction projects because of its high speed and precision.

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💡 What Is the GTW4-12A CNC Stirrup Bending Machine?

The GTW4-12A is an automatic CNC-controlled steel bar bending machine designed for efficient production of stirrups in different shapes such as square, rectangular, and custom geometries.

It integrates multiple processes into one system:

• Wire feeding
• Straightening
• Measuring
• Bending
• Cutting

This makes it a complete automation solution for rebar processing.

It is commonly used for steel bars ranging from 4mm to 12mm diameter depending on configuration.

⚙️ Key Features

The GTW4-12A CNC stirrup bender is designed for industrial efficiency:

• Fully automatic wire feeding system
• CNC programmable control system
• Stores up to 500 bending shapes/designs
• High production speed for mass manufacturing
• Accuracy up to ±1mm and ±1° bending precision
• Supports single and double wire processing
• Continuous operation for large-scale projects

It is built for stable long-term performance in demanding construction environments.

💰 CNC Stirrup Bending Machine Price (2026 Range)

The price depends on automation level, motor power, and production capacity:

🔹 Entry-Level Machines

• Price: $6,000 – $15,000
• Basic CNC bending functions
• Suitable for small workshops

🔹 Mid-Range Industrial Machines

• Price: $15,000 – $35,000
• Most commonly used in steel processing plants
• Balanced speed and automation

🔹 High-End Fully Automatic Systems

• Price: $35,000 – $70,000+
• High-speed production (up to 1800 pcs/hour)
• Advanced servo motor control and dual-line processing
• Used in large infrastructure and industrial factories

⚡ Advantages of CNC Stirrup Bending Machines

1. High Efficiency Production

Produces thousands of stirrups per hour, replacing manual labor.

2. Precision Accuracy

CNC system ensures consistent size and angle control.

3. Labor Cost Reduction

One machine can replace multiple workers in steel fabrication.

4. Multi-Shape Flexibility

Supports complex stirrup designs and custom programming.

5. Industrial Reliability

Designed for continuous heavy-duty construction work.

🏗️ Common Applications

CNC stirrup bending machines are widely used in:

• Building construction projects
• Bridge and tunnel reinforcement
• Precast concrete factories
• Steel processing plants
• Infrastructure development projects

📌 Final Insight

The CNC stirrup bending machine (GTW4-12A) is a core piece of modern construction automation equipment. It combines speed, precision, and full automation, making it essential for large-scale rebar processing operations. While the investment varies, it significantly reduces labor dependency and improves production efficiency, offering strong long-term industrial value.