It is produced from refractory castables, refractory aggregates, refractory powders, binders and other additives and can be used directly or used after the addition of water or other liquids in an appropriate ratio. It is used as primer material in the circulation part of refractory castable, cement rotary kilns, hot converters, heat treatment furnaces, metallurgical furnaces, chemical industry furnaces and other industrial furnaces. Customer-specific production is available.