Extensive tests undertaken by CommodasUltrasort, Coaltech, Isambane and Exxaro of CommodasUltrasort’s dual energy X-ray transmission (DE-XRT) sorter at Arnot Colliery have proven that X-ray sorting is a viable dry-process technique for the de-stoning of coarse, raw coal. The XRT sorter is capable of processing up to 150 tons per hour of coarse raw coal and of effectively removing the bulk of the contaminant stone resulting in a significant improvement in the quality of the coal… (more)

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