Jecha rine mavara akajeka zvakananga Jecha rine mavara akaenzana, jecha rine mavara akawanda reQuartz, jecha rine mavara akawanda rekutamba jecha rine mavara eConcrete
Jecha rine ruvara rwakakamurwa kuita jecha rine ruvara rwechisikigo, jecha rine ruvara rwakatsvuka, uye jecha rine ruvara rwakadhayiwa. Hunhu hwaro ndehwekuti: mavara akajeka, kuramba acid nealkali, kuramba UV, uye kusapera.
Rudzi: jecha reruvara rwechisikigo, jecha rine ruvara.
saizi: 10-20.20-40.40-80.80-120.120-180.200mesh.
Nyora meseji yako pano woitumira kwatiri















