Our air-set refractory mortar is ready-to-use for lining refractory bricks and insulation bricks. It contains refractory materials and binders to provide an excellent adhesiveness after drying in the room temperature, and excellent Bonding strength after 1200~1500 sintering. It is highly suitable for bonding of insulation bricks and refractory bricks. It is used to seal and repair furnaces, combustion chambers, boilers, stoves, flues, stoves, ducts, chimneys, and many other furnaces and refractory applications. Ready to use Easy application Refractory wet mortar High Temperature Refractoriness