CERAMIC FILTER COMPRISING A CARBON COATING AND A METHOD FOR MANUFACTURING THE SAME

摘要

The present invention relates to a ceramic filter suitable for filtering molten metal, wherein said filter comprises a carbon coating and refractory materials bonded by ceramic binders, and said carbon coating is coated on the refractory materials which are bonded by ceramic binders. Furthermore, the present invention relates to the method for manufacturing said filter. The filter of the present invention has very high mechanical strength and stable quality, the preparation of which is more economic.