Phosphate-bonded high alumina brick is desired in lots of aluminum furnace linings because the phosphate triggers the brick for being resistant to wetting and penetration by molten aluminum. Phosphate-bonding also improves the refractory properties by growing density, decreasing porosity, expanding toughness, and abrasion resistance. Store items from small small business https://aerogel-powder58136.wikiusnews.com/2105438/a_secret_weapon_for_high_alumina_fire_brick