PURPOSE: To provide an inexpensive impact abrasion tester which can reduce a testing time in a simple structure. ;CONSTITUTION: A ratchet hook part 1 has a sliding face 2 sliding with a test piece 20 in accordance with the rotation of the apparatus and a step difference 3 to which the test piece 20 falls. A plurality of the ratchet hook parts 1 are arranged in the outer periphery of a rotary body 4. A load application means consisting of a lever rod 7 and a weight 6 which can always apply a load to the test piece 20 put on the ratchet hook part 1 is provided. Accordingly, frictions/impacts are continuously applied to the test piece 20 at high speeds by rotating the rotary body 4.;COPYRIGHT: (C)1996,JPO
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