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Sand from cars to concret
March 22nd, 2009 by admin
The waste management sydney has has moved into recovering pre-processing waste foundry sand from the automotive industry and directing it to cement kilns as a raw silica material in place of virgin mined sand. This is a complex process but it can be done as a means of not letting waste from one industry simply go to waste. By Turing foundry wast sand into silica for concret all three industries profit and keep things out of land fills. You have to hand it to the waste management companies innovation on recycling one kind of waste into good productive materials. More companies need to take a look at this sort of reporcessing.
