... , precise meteringSteady performance, easy to operateDouble sealing, which prevents powder from leaking outEnvironment friendly, guaranteed high purity. Materials Packed with ... of machine:Activated heavy calcium, heavy calcium, light calcium, talcum powder, superfine silicon dioxide, pyrophyllite, bauxitic clay, dye, fine sand, ... Q≥0.4m3/minMetering MethodElectronically metered and N.W. effective load