Astm D61821 Pdf -

: 96 hours at 35°C and 90% humidity (for high moisture impact).

Obtain reproducible results regardless of the material's previous exposure history. astm d61821 pdf

ASTM D6182-21 (updated as ASTM D6182-23) serves as the standard test method for evaluating the flexibility and adhesion of finished leather surfaces using a Bally Flexometer. This testing process, essential for quality control in industries like automotive and footwear, measures cracking, delamination, and discoloration by simulating real-world wear through repeated mechanical stress. The full technical specification and PDF can be acquired through authorized distributors, including the ASTM International website : 96 hours at 35°C and 90% humidity

: You can find the full specification at the ASTM D618-21 page . This testing process, essential for quality control in

: 40+ hours at 23°C and 50% relative humidity (the most common "Standard Laboratory Atmosphere"). Procedure B : 48 hours at 50°C (for rapid drying).

: Standard Test Method for Flexibility and Adhesion of Finish on Leather.

: Establish a consistent baseline so that results from one lab can be reliably compared to another.