Its high alumina content improves maximum service temperature and It's low-iron content minimizes destructive CO disintegration by reducing furnace atmospheres. This product's high strength reduces cracking from mechanical abuse or steel shell flexing. It can be used as a backup for furnace floors and roofs; in boilers, air and oil heaters; in furnace stacks and flues; and as an insulating backer over the dome or under the hearth of a pizza oven. It offers a maximum service temperature of 2,600 degrees F. Available in 55 lb bags. Mix approximately 1.3 gallons of water per 55 lb bag. About 86 lb of product is needed per cu. ft. Shipping is FREE for all orders within the contiguous US.
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