... color,no fading,no radiation,contamination resistance ,high hardness,acid & alkali resistance and wearablitily etc.And especially featured by ... surface,floor,ceiling etc. 4. It is excellent for acid and soda-resistance and heat-resistance. As a kind ... . 4. No water absorption,front resistance,no pollution. 5. Non efflorescent,acid resistance,alkali resistance,and anticorrosive. 6. A green building ...