AB () is an engineering company in mining and rock excavation, metal-cutting and materials technology. The Company is engaged in the.
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forms a gasket-type seal between the equipment housing and the seal outside diameter (OD). With a wide range of profiles and material options, Clipper seals are available for shaft ... materials including dust, sand, dirt or particulates such as.
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Aug 17, 2010 . From mining the oil sands of Alberta to boring under the English Channel, some of the most extreme machines made by man are devoted to.