Cation exchange resin( softening water resin) for water treatment.SCG07 in Sodium,Gel type strong acid cation exchange resin can be used for softening water application.the particle size is in standard Gaussian distribution with 0.315-1.25mm 95%min. with high capacity,excellent mechanical strength and good ion exchange kinetics.Qingyun resin's durable bead strength facilitates more regeneration cycles.