The products are white micro powder,featured with high purity,low sodium content,high transition rate, less shrinkage rate. The following is the details of the products: product modelAl2O3Na2OSiO2Fe2O3ignition lossture densitygrain sizeapparent densityaverage particle sizefeatures and applicationsYFCA-1G99.70.040.050.020.073.974.10.94.2±0.2sphere-like particle,good flowability,less shrinkage rate ...