Glass Furnace Crown

The crown silica bricks suffer mouse-hole corrosion from alkali vapor; furnace pressure control and hot repair determine campaign life.

PROBLEMS

Kiln Problems

Problem-by-problem analysis with solutions and recommended refractories

Crown insulating castables crack and dust, raising heat loss and energy use.…

Fused-cast AZS bricks contact molten glass; joint washout and breakout risk are key safety concerns.

Regenerator checkerwork suffers alkali/condensate build-up; heat-exchange efficiency and cleaning drive maintenance.