About Glass Tank Furnace
May 25, 2020
The max temperature of melting tank is 1570-1610℃. The safety margins usually depends on accurate glass composition and softening point of silica brick arch. The silica brick begins to soften and molten drop at 1620℃. Silica bricks are generally used for the arch aboves vitreous humour because silica brick has high temperature strength and ablative materials are compatible with glass. While other refractories are easily to produce infusible stone and other impurities.
The most eroded part of refractories is where checkers are easily to be blocked while the lightest eroded place is clarifier.
The function of the bridge wall is to separate different temperature zones and also as the skimmer.