64OZ Refractory Cement

64 OZ Refractory Cement, Ready To Use Sodium Silicate Cement, Especially Suited For Setting & Repairing Cracked & Chipped Firebrick, A Thin Set Mortar That Has Excellent Bonding Strength To Masonry, Withstands Temperatures Up To 1,093 Degrees Celsius, 2,000 Degrees Fahrenheit.