16oz, black, furnace cement, especially suited for sealing metal to metal & metal to masonry joints, can be used on cast iron, steel or firebrick, a creamy smooth black silicate ceramic type cement, durable as firebrick when heat cured, withstands temperatures up to 1093 degrees centimeter (2000 degrees Fahrenheit).

• Ready-Mix
• Black Color
• Resists Temperatures Up to 2000 Degrees Fahrenheit