Vetterman Drum
Vetterman Drum ASTM D 5417
Mechanical trafficking apparatus sometimes used as an alternative to the Hexapod tumbler. A weighted 10 Kg steel ball with rubber feet is rolled across a sample in a large drum impacting the sample. The tested sample is graded by the CRI Reference Scales. 22,000 cycles are normally conducted on commercial-grade materials. 5,000 cycles are conducted on residential materials. The industry has agreed on the Hexapod as the industry standard test. The Vetterman Drum is not useful for fibers other than nylon.
Laboratory Testing