There are many factors affecting the magnetic properties of ferromagnetic minerals, the most important of which are the strength of the magnetization field, the shape of the particles, the particle size, the content of ferromagnetic minerals and the degree of oxidation of minerals.
Glass Bottle,Glass Bottles,Glass Pump Bottles,Glass Bottles With Lids
Jiangsu Fantasy Packaging New Material Co., Ltd. , https://www.jsfantasypack.com