... generally 15-20m / h, up to 35kg / m.2. backwash water consumption is low, only 30-40% ... life.4. interception capability, general-bit 9-13kg / m.5. accumulation of light weight, high strength, low ... loss of head cleaning material is only 150mm / m.SpecificationsLightweight ceramicHeavy ceramicWeight density(mm)5~10/10~ ... m3)0.65~0.851.87Density(g/m3)2.43.37Strength(MPa)≤40Minimum compressive strength of ...