球场专用石英砂，白色石英砂13400211588/13903119840

石英砂的主要规格有：６－８mm、４－６mm、１０－２０目、２０－４０目、４０－８０目、８０－１２０目、140-160目等。 化学成分 SiO2 Al2O3 Fe2O3 MgO K2O CaO TiO2 含量(%) 99 0.22 0.015 0.011 0.056 0.023 微量

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