refractory castables
1refractory — refractorily, adv. refractoriness, n. /ri frak teuh ree/, adj., n., pl. refractories. adj. 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or… …
2Refractories heat-up — After building of a new refractory lined industrial furnace or equipment, or refractory maintenance or relining of existing equipment, a necessary step is the start up of the operation, which usually involves heating up the unit in a controllable …
