Physical state:this product is made of high-quality magnetite by the advanced crashing,sieving and magnetic separation techiniques and takes on mouse color multi-prismatic shape particles.

• 物理状态：本产品是用优质磁铁矿为原料，经破碎、筛选、磁选等工艺加工而成，外观灰褐色的多棱颗粒。