Four. Owing to the massive improve of Ti02.Fe203 content material in glass phase, so the volume of glass period will increase as well as the viscosity decreases. This is the crucial rationale of the development of effect on refractoriness less than load and high temperature creep Homes just isn't obvious. https://nanodiamondpowder82692.wikibyby.com/2096529/ceramic_melting_dish_options