H490DescriptionH490 is H550 with 3.5% added yellow iron oxide. The red color only lasts until cone 8. FiringSafety Data SheetClick here for web view. |
Plainsman Clays Ltd. 702 Wood Street, Medicine Hat, Alberta T1A 1E9 Phone: 403-527-8535 FAX:403-527-7508 Email: tim.lerner@plainsmanclays.com |