HomeEngineeringWalls, roofs & combustion chambers of annealing furnaces are made of __________ bricks. 3049. Walls, roofs & combustion chambers of annealing furnaces are made of __________ bricks.By Admin / September 7, 2025 high duty fireclay silica mullite carborundum ✅ The correct answer is option A.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin