Flexure Test Typical Configurations

Rigid Plastic 3-Point Flex Fixture Rigid Plastic 4-Point Flex Fixture
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3-Point Bend Fixture
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Flex Fixture with 4 Point Anvil Assembly and Deflectometer
Test Standard ASTM D 790 ASTM D6272
Load Range 100 lb 200 lb
Strain Range 5% Flexural Strain
Test Speed 0.05 to 0.1 in/min
Fixture 3-Point Flex Fixture with 5mm Radius Anvils 4-Point Flex Fixture with 5mm Radius Anvils and Deflectometer
Fixture Span to Specimen Depth 16:1 (can be as high as 60:1 for composite materials)
Inner Span (Upper Anvils) N/A Set to ½ the Outer Span (Lower Anvils)
Extensometer N/A Yes, Mounts on the Deflectometer
Frame 200 lb to 1000 lb
Load Cell 100 lb 200 lb
Common Specimen Size 0.5" wide x 0.125" thick x 5.0" long
Applications Polyethylene, Polypropylene, Acrylic, Polycarbonate, Polyester, ABS, Nylon, Acetates
Industries Automotive, Aerospace, Consumer Products, Packaging, Biomedical, Electronics

 

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