Astm D523 Pdf New ((free))
Preferred for surfaces that show high 60° gloss values (typically above 70 GU) to provide better resolution and detail.
Approximately every 5-8 years. Always verify on ASTM's website before starting a major quality project. astm d523 pdf new
Without ASTM D523, a gloss measurement from one lab in Tokyo would be meaningless to a factory in Ohio. This document provides the universal language for . Preferred for surfaces that show high 60° gloss