Series GYW Vacuum Permanent Magnetic Sefa
Mamiriro ekushanda akanakisa eiyi nhevedzano yemafirita ndeaya anotevera: iyo chaiyo magnetization coefficient yezvakasimba zvimedu mu pulp haisi pasi pe 3000 × 0.000001cm3/g, saizi yechikamu i 0.1-0.8mm, uye chiyero chekudya chiri ≥ 60% .