Michigan Administrative Code (Last Updated: November 16, 2016) |
Department LR. Licensing and Regulatory Affairs |
MIOSHA |
Chapter Part 62. Plastic Molding |
Part 62. PLASTIC MOLDING |
Section 408.16207. Definitions; R, S.
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(1) "Rotational molding" means a method of making hollow articles by charging a hollow rotating mold with a plastic material. After the heated material covers all surfaces of the mold it is cooled and stripped out.
(2) "Safety factor" means the ratio of the breaking strength of a piece of material or object to the maximum designed load or stress applied when in use.
(3) "Ship-lap machine" means a powered machine equipped with feed rolls and milling cutters for the purpose of cutting grooves in the edge of expanded sheet material.
(4) "Spin welding" means a method of fusing 2 objects together by spinning 1 or both until frictional heat melts the interface. The spinning is then stopped and pressure applied to both objects.
History: 1979 AC.