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According to the definition of machine-made sand sand is kind of rock particles with diameter less than 4.75mm after removing dirt crushed and screened while soft rock and weathered rock are not included. sand specifications according to fineness modulus mx sand specification is divided into coarse medium and thin. and among this fineness modulus of coarse sand is 3.7-3.1 and the medium sand is 3.3-3.0 and the thin sandrsquos fineness modulus is.
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