Def has always paid attention to market trends, and it offers a range of spray-dried products for double charging for big slabs, as well as traditional and ultra-thin sizes.
Thanks also to an accurate and repeated control of humidity and grain size and the study of a calibrated expansion coefficient to achieve outstanding planarity, these products guarantee superior technical performance levels:

- excellent smoothness and absence of dust
- resistant to acids and bases
- stain resistant
- excellent resistance to wear of the finished product