INSUL CAST is an insulating refractory castable used generally as a backup to denser refractories such as firebrick, or other solid masonry.
INSUL CAST is an insulating refractory castable used generally as a backup to denser refractories such as firebrick, or other solid masonry. To learn how to use Insul cast as an insulator over a dome in in oven, or as an insulator under a hearth, watch are videos below.
Castable weighs approximately 35 lbs. per cubic ft. and is shipped in a 50 lb. bag.
A 50 lb. bag covers approximately 6 sq. ft., two inches thick.
Add approximately six gallons of clean water per bag and mix thoroughly. No other additives required.
May be cast or troweled into place.
Ideal for insulating solid masonry in bread and pizza ovens.
Meets ASTM C-401 Class O.
Possesses cold crushing strength of approximately 200 lbs. per square inch.
Apply at a minimum 2 – 3 inches thick.
behind a firebox firebrick wall
as a sub hearth under firebrick for a bread oven
over the top of bread oven dome
This product is non water soluble in service. (under firebrick)