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3-Point BendingA Three-Point Bend test is performed on a round rod as shown. As a downward force (F) is applied in the middle of the rod, the flex (Δx) is recorded.
In part one, three different length plastic I-beams are tested under compression to investigate their method of failure.
This set contains 4 different types of plastic materials: PE (polyethylene), PVC (polyvinyl chloride), PS (polystyrene) and PP (polypropylene).
The hand-cranked Materials Testing Machine allows students to feel the different forces required to break different samples.
