Professional Metal Bending Services

Advanced CNC press brake forming and precision sheet metal bending for complex geometries.
State-of-the-art equipment delivers exceptional accuracy with tolerances down to ±0.005″
for aerospace, automotive, and electronics industries.

CNC Press Brake Metal Bending Machine
±0.005″
Precision Tolerance

 

Advanced CNC Control

Multi-axis CNC press brakes with precision positioning and real-time angle monitoring for consistent, repeatable results across all production runs.

 

Rapid Turnaround

Express metal bending services with 24-48 hour turnaround for prototypes and 3-5 days for production runs, including complex multi-bend assemblies.

 

Quality Certified

ISO 9001:2015 certified processes with full traceability, first article inspection, and comprehensive quality documentation for critical applications.

What is Precision Metal Bending?

Metal bending is a precision sheet metal fabrication process that uses controlled force to deform flat metal sheets into specific angles and shapes. This fundamental forming operation creates everything from simple brackets to complex enclosures for industrial applications.

Our advanced CNC press brake technology enables precise control over bend angles, radius, and positioning, ensuring consistent results across high-volume production runs. The process accommodates various materials including aluminum, stainless steel, carbon steel, and specialized alloys.

Modern metal bending combines sophisticated tooling with computer-controlled positioning systems to achieve tolerances as tight as ±0.005 inches, making it essential for aerospace, automotive, electronics, and medical device manufacturing.

Metal Bending Process Diagram

Advanced CNC Press Brake Technology

Our state-of-the-art CNC press brake systems deliver unmatched precision and repeatability for complex metal forming operations, from simple bends to intricate multi-stage geometries.

 

CNC Control Systems

Advanced multi-axis CNC controllers with real-time feedback systems ensure precise angle control and positioning accuracy.

  • • 6-axis CNC positioning
  • • Real-time angle measurement
  • • Automatic tool compensation
 

Precision Tooling

High-quality hardened steel tooling and custom punch-die sets for specific bend requirements and complex geometries.

  • • Hardened steel tooling
  • • Custom punch and die sets
  • • Multi-radius capabilities
 

Quality Monitoring

Integrated measurement systems and laser angle monitoring ensure consistent quality and dimensional accuracy.

  • • Laser angle measurement
  • • In-process quality control
  • • Statistical process control
CNC Press Brake Equipment

Equipment Specifications

Press Brake Capacity

  • Maximum Force: Up to 400 tons
  • Bed Length: Up to 14 feet (4.2m)
  • Maximum Thickness: 0.75″ (19mm) mild steel
  • Minimum Flange: 0.25″ (6.35mm)

Precision Specifications

  • Angle Accuracy: ±0.25 degrees
  • Position Tolerance: ±0.005″ (±0.13mm)
  • Repeatability: ±0.002″ (±0.05mm)
  • Minimum Bend Radius: 0.5 x material thickness

Multi-Material Bending Capabilities

Our precision metal bending services support a comprehensive range of materials, from standard grades to exotic alloys, ensuring optimal results for every application requirement.

 

Aluminum Alloys

Excellent formability and corrosion resistance for aerospace and automotive applications.

  • • 5052-H32 (Marine grade)
  • • 6061-T6 (Structural)
  • • 7075-T6 (Aerospace)
  • • 3003-H14 (General purpose)
 

Stainless Steel

Superior corrosion resistance and strength for medical and food processing equipment.

  • • 304/304L (General purpose)
  • • 316/316L (Marine/Chemical)
  • • 430 (Magnetic grade)
  • • 17-4 PH (Precipitation hardening)
 

Carbon Steel

High strength and excellent weldability for structural and industrial applications.

  • • A36 (Structural grade)
  • • 1018 (Low carbon)
  • • A572 Grade 50 (High strength)
  • • Galvanized steel (Corrosion protection)
 

Specialty Alloys

Advanced materials for high-performance applications requiring specific properties.

  • • Titanium (Aerospace grade)
  • • Inconel (High temperature)
  • • Copper alloys (Electrical)
  • • Brass (Decorative/Electrical)

Material Thickness and Bend Radius Guidelines

Material Max Thickness Min Bend Radius Typical Tolerance
Aluminum 5052 0.25″ (6.35mm) 1 x thickness ±0.005″ (±0.13mm)
Stainless Steel 304 0.188″ (4.76mm) 2 x thickness ±0.008″ (±0.20mm)
Carbon Steel A36 0.375″ (9.53mm) 0.8 x thickness ±0.005″ (±0.13mm)
Copper 110 0.125″ (3.18mm) 1 x thickness ±0.005″ (±0.13mm)

Bend Radius Specifications & Tolerances

Minimum Bend Radius Guidelines

The minimum bend radius is critical for preventing material cracking and ensuring structural integrity. Our guidelines follow industry best practices for optimal results.

Rule of Thumb: Minimum bend radius should be at least equal to material thickness for most applications.

Dimensional Tolerances

  • Standard Tolerance: ±0.030″ (±0.76mm)
  • Precision Tolerance: ±0.015″ (±0.38mm)
  • Ultra-Precision: ±0.005″ (±0.13mm)
  • Angular Accuracy: ±0.25 degrees standard

Design Considerations

  • • Minimum flange length: 4 x material thickness
  • • Bend relief requirements for stress concentration
  • • Grain direction impact on bend quality
  • • Spring-back compensation for angular accuracy
Precision Metal Bending Process

Bend Allowance Calculation

Accurate bend allowance calculation is essential for proper part development and material utilization.

BA = (π/180) × R × (180 + SB – 2SA) × (T/100)

Where: BA = Bend Allowance, R = Radius, SB = Supplementary Bend, SA = Supplementary Angle, T = Thickness

Industry Applications & Solutions

Our precision metal bending services serve diverse industries with specialized requirements, from aerospace critical components to consumer electronics enclosures.

 
 

Aerospace & Defense

Critical components requiring exceptional precision and material traceability for aircraft structures, satellite systems, and defense applications.

  • • Aircraft structural brackets
  • • Avionics enclosures
  • • Satellite components
  • • Defense equipment housings
 
 

Automotive

High-volume production capabilities for automotive brackets, chassis components, and body panels with consistent quality and rapid delivery.

  • • Engine mounting brackets
  • • Body panel components
  • • Exhaust system parts
  • • Interior trim brackets
 
 

Electronics

Precision enclosures and chassis components for electronic devices, telecommunications equipment, and computing systems.

  • • Server chassis components
  • • Electronic enclosures
  • • Heat sink assemblies
  • • Telecommunications brackets

Custom Bent Metal Components

From simple L-brackets to complex multi-bend assemblies, our metal bending capabilities support diverse component requirements across industries.

Common Components

  • • Mounting brackets
  • • Enclosure panels
  • • Structural angles
  • • Corner brackets

Complex Assemblies

  • • Multi-bend chassis
  • • Formed channels
  • • Custom profiles
  • • Weldment components
Custom Bent Metal Brackets and Components

Quality Assurance & Control Systems

Comprehensive quality management ensures consistent results and traceability for critical applications, backed by industry certifications and advanced inspection capabilities.

 

ISO Certifications

Multiple industry certifications ensure compliance with stringent quality standards.

  • • ISO 9001:2015
  • • AS9100D (Aerospace)
  • • ISO 13485 (Medical)
  • • IATF 16949 (Automotive)
 

Inspection Equipment

Advanced metrology equipment provides comprehensive dimensional verification.

  • • Coordinate Measuring Machine (CMM)
  • • Laser measurement systems
  • • Digital protractors
  • • Surface roughness testers
 

Documentation

Complete traceability and documentation for all quality-critical applications.

  • • First Article Inspection (FAI)
  • • Material certifications
  • • Dimensional reports
  • • Process control charts

Quality Control Process

1

Material Verification

Incoming material inspection and certification verification

2

Setup Validation

First article inspection and process parameter verification

3

In-Process Control

Statistical process control and real-time monitoring

4

Final Inspection

Comprehensive dimensional verification and documentation

Design Optimization Guidelines

Design for manufacturability (DFM) guidelines ensure optimal results, cost-effectiveness, and production efficiency for your metal bending projects.


Dimensional Guidelines


  • Minimum Flange Length: 4 x material thickness (minimum 0.25″)

  • Bend Radius: Follow material-specific minimum radius guidelines

  • Hole Proximity: Minimum 2.5 x material thickness from bend line

  • Relief Cuts: Required for bends perpendicular to material grain


Common Design Issues


  • Tight Bend Radius: Can cause material cracking and stress concentration

  • Short Flanges: Insufficient material for proper tooling contact

  • Complex Geometries: Multiple setups increase cost and tolerance stack-up

  • No Bend Relief: Can cause material tearing at bend intersections


Optimization Tips


  • Standard Bend Angles: Use 90° when possible for tooling efficiency

  • Uniform Thickness: Consistent material thickness reduces setup time

  • Bend Direction: Consider grain direction for optimal material flow

  • Tolerance Zones: Apply tight tolerances only where functionally required

DFM Review Service

Our engineering team provides comprehensive design for manufacturability reviews, identifying optimization opportunities and potential issues before production.

Frequently Asked Questions

Common questions about our metal bending services, capabilities, and processes.

The minimum bend radius varies by material type and thickness. General guidelines include: Aluminum (1 x thickness), Mild Steel (0.8 x thickness), Stainless Steel (2 x thickness). For specific applications, we recommend consulting our engineering team to ensure optimal results and prevent material cracking.

Our CNC press brakes can achieve dimensional tolerances of ±0.005″ (±0.13mm) for standard applications and ±0.002″ (±0.05mm) for precision work. Angular accuracy is typically ±0.25 degrees, with tighter tolerances available for critical applications through specialized tooling and setup procedures.

Maximum bending capacity depends on material type and bend length. We can handle up to 0.75″ (19mm) mild steel, 0.5″ (12.7mm) stainless steel, and 0.375″ (9.5mm) aluminum across our full 14-foot bed length. Thicker materials may be possible with shorter bend lengths or specialized tooling arrangements.

Bend allowance calculation considers material thickness, bend radius, and bend angle using the formula: BA = (π/180) × R × A × (T/100), where R is the inside radius plus half the material thickness. We provide detailed calculations and can assist with flat pattern development to ensure accurate part dimensions.

We accept various file formats including DXF, DWG, STEP, IGES, and PDF drawings. 3D CAD files (STEP/IGES) are preferred for complex geometries as they provide complete dimensional information. 2D drawings should include all dimensions, tolerances, and material specifications for accurate quoting.

Yes, we support quantities from single prototypes to high-volume production runs. Our CNC equipment allows for quick setup changes and consistent repeatability, making us cost-effective for both small batch prototyping and large-scale manufacturing requirements with appropriate volume pricing.

We offer comprehensive secondary operations including TIG/MIG welding, deburring, powder coating, anodizing, and assembly services. This allows us to deliver complete finished parts, reducing your supply chain complexity and ensuring consistent quality throughout the entire manufacturing process.

Standard lead times are 24-48 hours for prototypes and 3-5 business days for production runs, depending on complexity and quantity. Rush services are available for critical applications. Lead times may vary based on material availability, secondary operations required, and current production schedule.

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