Fireclay Bricks or fire bricks are the most widely used refractory bricks because of their great features: low thermal conductivity; good thermal insulation performance; high resistance to thermal shock, abrasion, chemical attack to provide long service life; easy operation and installation; broad usage and applications; and low price, etc. At KT Refractories we offer a comprehensive range of Fireclay brick/fire bricks consisting of 30-55% alumina, all of which exhibit excellent strength. 5 bricks per order. 4 lbs per brick. 
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