Carbon Residue

Typically called up in base oil and fuel oil specifications this test provides an indication of carbon deposits that may remain after exposure to high temperatures. Two tests cover this property, ASTM D4530 - Micro carbon residue and ASTM D189 Conradson Carbon residue. The tests require different volume of sample, ASTM D4530 is accepted as the referee test. A third test, ASTM D524 Ramsbottom Carbon residue is also sometimes used and can be correlated to D4530 and D189.

Micro Carbon Residue Tester (97400-3)


Copyright © . All rights reserved