The high alumina refractory that line steel-production heaters are utilized at temperatures up to 1648°C (3000°F), which would dissolve numerous different sorts of artistic, and truth be told part of the refractory brick condenses. Non-ferrous metallurgical procedures use essential headstrong bricks in light of the fact that the slag utilized as a part of these procedures promptly disintegrate the "acidic" silica blocks. The most well-known fundamental headstrong blocks utilizing as a part of purifying non-ferrous metal concentrates are "chrome–magnesite" or "magnesite-chrome" bricks.
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