HPMC (Hydroxypropyl Methylcellulose) and HEMC (Hydroxyethyl Methylcellulose) are crucial additives in modern construction materials. Here’s a breakdown of their roles: Key Functions in Construction: Water Retention: Both HPMC and HEMC significantly improve water retention in mortars, plasters, and tile adhesives. This prevents premature drying, ensuring proper hydration of cement and improved strength. Thickening: They act […]