Astm D523 Pdf New -
ASTM D523-25
The most recent official publication of this standard is , titled "Standard Test Method for Specular Gloss," which was released in June 2025 . It supersedes the previous long-standing version, ASTM D523-14(2018) . Key Details of ASTM D523-25
Specular gloss is a measure of the mirror-like appearance of a surface. It is defined as the ratio of the amount of light reflected by a surface to the amount of light incident on it, at a specific angle. Specular gloss is an important property of surfaces, as it can affect their appearance, durability, and functionality. astm d523 pdf new
2. Reference Standard Clarity
(Standard Geometry): The universal starting point for most surfaces. It is used to categorize the sample's gloss level. 20∘20 raised to the composed with power (High-Gloss Geometry): Used if the 60∘60 raised to the composed with power ASTM D523-25 The most recent official publication of