Pulp Paper & Logistics


ANDRITZ 17


From rags to riches


however, their potential has been identified as a secondary raw material source. This waste from the paper


F


or a long time, pulper rags have been sent primarily to landfill. In the past few years,


Pulper rags, the waste from pressed bales of recycled paper, are an important source of raw materials. Andritz has a way of recovering their value. PPL reports


industry largely consists of steel wire, which can be recovered and re-used if the right shredding technology is available. Nevertheless, the difficult-


to-handle pulper rags make considerable demands on the machines to be used. Andritz has developed a two-stage process for this application that has


Andritz’s Universal Rotary Shear UC for pre-shredding


already proven successful in many recycling plants. In many parts of the world, paper is nowadays one of the best managed raw materials, with high recovery and recycling rates of more than 70 per cent. International initiatives aim at


July/August 2017


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