Plibrico Ultra Demon Air Set Mortar - A Strong, Premixed Super-Duty Refractory Mortar



Ultra Demon is an Enhanced Wet, Air Setting Super Duty Refractory Mortar. It can be used as a refractory mortar for the fireplace, furnace or pizza oven. Available in a 50-lb pail. FREE Shipping.

Creamier in texture as compared to other mortars, the material has been engineered to be incredibly pliable giving it a more predictable consistency over time – only a 5% workability difference at 100 days. This versatile material is 2X stronger to better bond bricks together and can also be used for hot spot/fill injection with a suitable grout pump. It is a 3,000 degree F temperature rating. Other product advantages include:

  • Impressive workability score: 46% better 45-day workability
  • High bonding strength
  • Workable, creamier texture
  • Excellent adhesion properties
  • Good coverage at 35-40 lb. needed per 100 firebrick

Engineered for strength and extended workability. Typical applications include laying up intermediate, high duty and super duty fireclay brick:

  1. Boilers
  2. Incinerators/Thermal oxidizers
  3. Heat treat and reheat furnaces
  4. Homogenizing/Forge furnaces
  5. Precast shapes installation
  6. Outdoor pizza oven (if not exposed to the elements)

You'll need 35-40 lbs. to lay up 100 firebrick. Indoor use only. Available in a 50 lb. pail.  

Safety data sheets are available on request. Always follow manufacturer's instructions. Wear goggles, gloves and a mask. 

FREE Shipping (for all orders within the contiguous US).

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