Importance

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Abstract

A blade for a refiner for refining lignocellulosic material is delimited by an inner periphery and an outer periphery and includes: a blade surface with a refiner portion on which a plurality of refiner bars are arranged, where: each refiner bar extends from an outer bar end to an inner bar end, and the plurality of refiner bars are arranged so that a movement along a bar extension from an outer bar end to an inner bar end of a refiner bar is also a movement in a first circumferential direction; and a dam that extends from an outer dam end to an inner dam end and connects at least three refiner bars, and wherein the dam is arranged so that a movement along a dam extension from an outer dam end to an inner dam end is also a movement in the first circumferential direction.

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First Claim