Composite Femur

The following three images illustrate the strain on a composite femur with paint-on photoelastic coating loaded with simple bending. The specimen was put in simple compression so that the moment arm of the femoral head caused the bending.

Shear on
0 Degree Plane
Shear on
45 Degree Plane
Maximum Shear and Direction

Application of Paint-on Photoelastic Coating

For more information on coating application see the Specimen Preparation section of the On-line GFP 1000 Tutorial.