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KES - FB2 - S Bending Tester

Compliance Standards

ASTM D790 (Plastics Flexural Properties)

ISO 178 (Flexural Strength of Rigid Plastics)

SAE J2748 (Automotive Composite Flexure)

IEC 62133-2 (Battery Module Bending)

EN 1170-5 (GRC Flexural Testing)

Technical Parameters

ParameterSpecification
Force Range 0.1N - 2000N (±0.5%)
Deflection Accuracy ±1μm @ 10mm span
Test Speed 0.1 - 500 mm/min
Support Spans 10-500mm (adjustable)
Bending Radius 0.5-100mm (±0.01mm)
Angular Resolution 0.01°

Key Features

3-point & 4-point bending configurations

Real-time curvature measurement system

Automatic neutral axis calculation

High-speed strain mapping (1000 fps)

Multi-stage bend/reverse bend cycles

Test Capabilities

Test TypeStandardParameters
Flexural Modulus ASTM D790 2% strain limit
Bending Fatigue ISO 12106 10⁷ cycles @ 20Hz
Springback Analysis SAE J2748 180° bend + release

Measurement System

  • Dual-axis load cell (Fz + Mx)
  • Laser-based deflection tracking
  • Surface strain mapping via DIC
  • Real-time moment-curvature plots

Standard Configuration

  • Stiffness-rated frame (100kN/m)
  • Interchangeable rollers (R1-R50mm)
  • TestXpert III analysis software
  • 2000N capacity load cell

Automotive Options

  • Battery pack torsion simulation
  • Seat structure cyclic loading
  • Door seal compression-bend
  • Thermal cycling (-40°C to 150°C)

Safety Systems

  • Over-moment protection
  • Emergency roller retraction
  • Specimen ejection detection
  • Automatic force dump circuit

Implementation Notes

  • Calibrate per ISO 5893 (Roller alignment)
  • Maintain 40-60% RH for polymer tests
  • Use alignment jig for multi-layer stacks
  • Ground isolation for electronic components

Implementation Notes

  • Calibrate per ISO 5893 (Roller alignment)
  • Maintain 40-60% RH for polymer tests
  • Use alignment jig for multi-layer stacks
  • Ground isolation for electronic components

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