The 99.3% purity of GUIKUANG Raymond Mill powder is achieved through comprehensive process refinement. Key technical measures include: 1. Raw Material Pretreatment System Dual-channel permanent magnet iron remover eliminates magnetic impurities, reducing metal residue to ≤0.01%. Vibrating screen achieves 200-mesh pre-classification to remove native impurity particles. Pneumatic homogenization silo stabilizes material composition fluctuations to
