冶金级萤石干磨粉级别粒度主要含量杂质成分%目CaF2%SiO2SPFe特四级10--325≥99≤0.5≤0.001≤0.001≤0.001特三级10--325≥98≤0.8≤0.001≤0.001≤0.001特二级10--325≥97≤1.0≤0.002≤0.0015≤0.0012特一级10--325≥95≤2.5≤0.008≤0.002≤0.002一级品10--325≥90≤8.5≤0.01≤0.002≤0.003二级品10--325≥85≤13≤0.01≤0.0025≤0.005三级品10--325≥80≤18≤0.015≤0.003≤0.007四级品10--325≥75≤23≤0.015≤0.003≤0.008五级品10--325≥70≤27≤0.02≤0.004≤0.01六级品10--325≥65≤32≤0.02≤0.005≤0.015
