Skim coat(putty powder) with HPMC GMK50M offers smooth wall surface. Bring easy workability, long pot life, excellent water retention and more. Hydroxypropyl methy lcellulose HPMC: white or similar white fiber or granular powder, belonging to various nonionic cellulose mixed ethers. It is a semi-synthetic, inactive viscoelastic polymer. Hpmc For Renders Factory Hpmc 50000Mpa.s Hot Sell Hpmc Product For Daily Care Construction Grade HPMC Viscosity Range(Brookfield DVⅡ, 2%) Recommended Applications GMK400 300-500 Self-leveling floo…