YCDF-iridium-coated BFA abrasive grains are kind of high-grade BFA, which is coated with a kind of oxide on a special temperature.

• 产品详细介绍 ： YCDF - 镀衣磨料是在棕刚玉磨料的基础上，在特定的温度下，镀上一层金属氧化物。