عمومی

How to use Siwa gypsum?

Before applying Siwa gypsum, the surface must be clean, dry, and free of dust. Then, mix Siwa gypsum with water in a specified ratio and stir until a uniform mixture is obtained. The prepared gypsum is then applied to the surface using a special machine or trowel.
How to use Siwa gypsum? | Sahar Semnan Gypsum