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Refractory Brick

Unshaped Refractory

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Characteristics of Refractory Prefabricated Block

With the continuous update and progress of cement production technology, a single production line of cement kilns is developing in the direction of large-scale development. The new dry-process cement production technology has high kiln temperature, fast kiln speed, complex system structure, and serious erosion of volatile components such as alkalis. And other characteristics, which put forward more stringent requirements for refractories used in cement kilns. Unshaped refractories have been widely used in the cement industry due to their excellent performance, convenient construction, and energy saving, accounting for nearly 50%. However, unshaped refractories have higher requirements for on-site construction quality, and it is prone to excessive water addition on site, resulting in a rapid decline in the performance of the castable and bursting during the baking process. The preform is the shape of the unshaped refractory material. The preparation process is between the shaped refractory material and the unshaped refractory material. In terms of performance, it has the advantages of both fixed and unshaped. It is one of the advancements in the construction and application of unshaped refractory materials. The new direction has been developed rapidly in recent years.