Steel fiber needles added to refractory concrete. Controlled cracking, higher component strength. Various alloys, sizes and grades. Ceratec, SENN Group. From Senn Beteiligungs GmbH (SENN Gruppe).
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Steel fiber needles are used as an additive in refractory concretes to control and minimize crack formation. The steel needles are available in various grades, alloys, and sizes.

The grades are continuously developed in close cooperation with refractory manufacturers. This guarantees a unique fiber design that enables easy addition and rapid distribution of the fibers in the refractory mass.

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