Zhengzhou Zhengtong Abrasive Import&Export Co., Ltd is exporter of blasting media ceramic beads, brown fused alumina, black fused alumina, white fused alumina & grinding media zirconia beads,
65 zirconium silicate grinding beads for Ores / Minerals / Metals Zirconium Silicate beads is produced by sintering method, with good roundness, and ...