low-grade firebrick — низкосортный огнеупор
high-heat-duty firebrick — тугоплавкий огнеупор
superduty firebrick — высокожаропрочный огнеупор
high-alumina firebrick — высокоглиноземистый огнеупор
chrome-magnesite firebrick — хромомагнезитовый огнеупор
English-Russian big polytechnic dictionary. 2014.
refractory — 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… … Universalium
Fire brick — A fire brick, firebrick, or refractory brick is a block of refractory ceramic material used in lining furnaces, kilns, fireboxes, and fireplaces.A refractory brick is built primarily to withstand high heat, but should also usually have a low… … Wikipedia
magnesium processing — Introduction preparation of the ore for use in various products. Magnesium (Mg) is a silvery white metal that is similar in appearance to aluminum but weighs one third less. With a density of only 1.738 grams per cubic centimetre, it… … Universalium
Refractory — A refractory is a material that retains its strength at high temperatures. ASTM C71 defines refractories as non metallic materials having those chemical and physical properties that made them applicable for structures, or as components of systems … Wikipedia
