... white micro powder,featured with high purity,low sodium content,high transition rate, less shrinkage ... flowability,less shrinkage rate,often used to make ceramics by hot pressing.YFCA ... 2 use additive without boron,plate-like crystal,easy to ballmill,14%shrinkage rate, ... often used as raw meterial of granulation powder,ceramics by casting and iso-static pressing. high quality ...