Designed for surfaces that read below 10 GU when measured at 60°. It is commonly used for matte paints, military coatings, and textured plastics. Why Look for the "New" ASTM D523 PDF?
To help me point you in the right direction, could you let me know you are testing for, or if you need help finding compliant testing equipment ? Share public link
The current active version of the standard is , titled "Standard Test Method for Specular Gloss". This standard remains the global benchmark for measuring the shininess of nonmetallic materials, including paints, plastics, and ceramics. Core Concept: Specular Gloss astm d523 pdf new
Specular gloss is a critical visual attribute of materials. It influences how objects are perceived, from automotive finishes to consumer electronics.
Test specimens must be completely flat, clean, and free of dust, fingerprints, or surface scratches. Designed for surfaces that read below 10 GU
reading is . This acute angle is more sensitive to "haze" and surface defects in shiny coatings. 85∘85 raised to the composed with power (Low-Gloss/Matte Geometry): Used if the 60∘60 raised to the composed with power
Do your samples generally fall into the category? To help me point you in the right
The ASTM D523 standard test method is used to:
Measurements are recorded in . The scale is anchored to a highly polished black glass reference standard. ASTM D523-14(2018) - Specular Gloss Measurement Test Method
If you are in aerospace, automotive (TS 16949), or coatings, your quality manual likely requires compliance with the latest active standard. During an audit, presenting an old, obsolete version of ASTM D523 is a direct non-conformance.