One of the widely used materials in both industry and art is **putty powder** or **filler powder**. This product has unique and specific characteristics that make it widely applicable. Among its main features are high strength and the ability to create a smooth surface. When mixed with water or oil, it turns into a paste. Therefore, it is used for filling gaps and smoothing surfaces. https://shahrmaftool.com/product-category/مصالح-ساختمانی/پودر-مل/