One of the most remarkable difference between manufactured sand and natural sand is stone dust whose particle size is less than 0.
机制砂中含有石粉是机制砂与天然砂之间最显着的区别之一,而石粉对机制砂混凝土性能影响也是机制砂混凝土研究的重点。
PS series Sand Marking Machine is used for crushing, pebble, andesite, granite etc into manufactured sand by dry method.
PS系列制砂机是主动将玄武石、鹅软石、安山石、花岗巖等骨材破碎,用干式法生产人工砂。
By the means of adding mineral admixture and high-range water reducer, this article used the manufactured sand as the fine aggregate to produce the high strength flowing manufactured sand concrete.
本文论述了通过掺加矿物掺合料、高效减水剂的技术途径,利用机制砂作为混凝土的细集料,在实验室配制出了大流动性的高强机制砂混凝土。