Flexure Test Configurations

  Rigid Plastic 3-Point Flex Ficture  Rigid Plastic 4-Point Flex Fixture
   3 Point Bend  4 Point Bend
Test Standard ASTM D 790 ASTM D6272
Load Range 100 lb 200 lb
Strain Range  5% Flexural Strain 5% Flexural Strain 
Test Speed  0.05 to 0.1 in/min 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 1/2 the Outer Span (Lower Anvils)
Extensometer N/A Yes, Mounts on the Deflectometer
Frame 200 lb to 1000 lb 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