... rate is high, generally 15-20m / h, up to 35kg / m.2. backwash water consumption is low, only 30-40% of ... , long service life.4. interception capability, general-bit 9-13kg / m.5. accumulation of light weight, high strength, low energy consumption to ... is only 150mm / m.SpecificationsLightweight ceramicHeavy ceramicWeight density(mm)5~10/10~25/25~400.3~0.5/0.5~0.9/0.9 ...