ASTM D 2663 - 14 Standard Test Methods for Carbon Black - Dispersion in Rubber

Current edition approved Jan. 1, 2014. Published February 2014. Originally approved in 1967. Last previous edition approved in 2008 as D2663 – 08. — 12 p.
These test methods cover the degree of dispersion of carbon black in rubber. Four test methods are described as follows:
Test Method A—Visual Inspection
Test Method B—Agglomerate Count
Test Method C—Microroughness Measurement with Profilometer
Test Method D—Microroughness Measurement with IFM