| 摘要 |
<p>Disclosed is a composition for coating the surface, which intends to be exposed to a melted metal. The composition essentially comprises 8-18 wt% of a flame retardant component; 50-70 wt% of a solvent, preferably, water; 10-20 wt% of an inorganic binder; 0-10 wt%, preferably 2-10 wt% of an organic binder; 0.3-7 wt%, preferably 2-6 wt%, more preferably 3-5 wt% of pyrite; and optionally, maximum 10 wt%, preferably maximum 5 wt% of an additional additive or additives. The composition can cause the coating on the surface, and the coating can reduce the element magnesium content dissolved in a melted metal. The surface can be exposed to the melted metal.</p> |
