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: - - / / , - - fax: - - e-mail: url: products silica white applications silica white (sio . nh o), is a hydrate of silica dioxide and of white powder. it is of a high insulation, activity and absorption. it is insoluble in water and acid, but dissolves in caustic soda and hydraulic fluoride acid without
in rubber to increase its physical characters, improve its inflexion tiredness, wearing, hardness of heating, responses of fixing and extending, elasticizing and adherence of compound materials. because of its low cost and high white degree, it becomes the best white strengthening agent instead of carbon...
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