作者: Peter Shelley Mills
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摘要: Disclosed is a mixture comprising two components to be mixed together form settable cementitious composition wherein first component comprises: (a) Portland cement; (b) calcium sulphate; and (c) water in weight ratio of cement sulphate solids from 0.5:1 5:1; second (d) soluble silicate; (e) water, silicate 1.5:1 25:1; which has high early strength. The suitable used an inflatable support for use mines, since it hardens slowly remains its plasticity order deform under load.