HIGH-FLUIDITY CEMENTITIOUS COMPOSITION SUITABLE TO BE MOULDED, IN PARTICULAR INJECTION-MOULDED, TO MAKE A MANUFACTURED PRODUCT HAVING GOOD APPEARANCE
    2.
    发明申请
    HIGH-FLUIDITY CEMENTITIOUS COMPOSITION SUITABLE TO BE MOULDED, IN PARTICULAR INJECTION-MOULDED, TO MAKE A MANUFACTURED PRODUCT HAVING GOOD APPEARANCE 审中-公开
    适用于特殊注塑成型的高流变性组合物,制造具有良好外观的制造产品

    公开(公告)号:WO2017021901A1

    公开(公告)日:2017-02-09

    申请号:PCT/IB2016/054677

    申请日:2016-08-03

    Abstract: The invention relates to a cementitious composition suitable to be moulded, in particular injection-moulded, to make a manufactured product with arithmetic average surface roughness Ra not higher than 500 nm and flexural tensile strength not lower than 5 MPa, measured after 28 days of curing, the fluidity of the composition, measured according to the method of standard UNI 7044, being not lower than 185 mm, characterised in that it comprises at least: I. a hydraulic binder II. one or more aggregates III. an anti-shrinkage agent IV. a superplasticiser agent V. fibres VI. water, wherein said fibres are made of an amorphous metal material consisting of an alloy with composition (Fe, Cr) 80 (P, C, Si) 20 in form of flexible lamellae of length equal to at least 10 mm and elastic modulus equal to at least 80000 MPa, present in the composition in amounts by weight of less than 4% with respect to the weight of the composition.

    Abstract translation: 本发明涉及一种适于模塑,特别是注射成型的水泥质组合物,以制造具有不大于500nm的算术平均表面粗糙度Ra和不低于5MPa的弯曲拉伸强度的制造产品,其在固化28天后测量 ,根据标准UNI 7044的方法测量的组合物的流动性不低于185mm,其特征在于至少包括:I.液压粘合剂II。 一个或多个聚集体III。 抗收缩剂IV。 一种超增塑剂V.纤维VI。 水,其中所述纤维由无定形金属材料制成,所述非晶金属材料由具有等于至少10mm的柔性薄片形式的组合物(Fe,Cr)80(P,C,Si)20的合金组成,弹性模量等于 至少80000MPa,相对于组合物的重量,组合物中的重量含量小于4%。

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