Pellet activated carbon Particle size: 1.5 mm CTC activity: 40-100% Certificate:ISO9001:2008This carbon is made from high ... bind powder-- extrude into cylindrical particles-- carbonize-- activated. The carbon has high mechanical strength, low ash, uniform grain ... desulphurization, water purification, acting as catalyst carrier.Pellet activated carbon Particle size: 1.5 mmCTC activity: 40-100%