REFRACTORY ARTICLES FOR QUIDING OR CONVEYING A SOLIDIFIED MATERIAL AND PROCESS FOR THE MANUFACTURE THEREOF

摘要

REFRACTORY ARTICLES FOR QUIDING OR CONVEYING A SOLIDIFIED MATERIAL AND PROCESS FOR THE MANUFACTURE THEREOFAbstract: The present invention relates to refractory articles for guiding or conveying a solidified material comprising a vitreous silica basis, in particular rollers or guiding elements and to a process for the manufacture of said articles which do not show the pickup problems normally observed with the articles of the art. The refractory articles of the invention comprise a vitreous bases and, homogeneously distributed therein, a carbonaceous material.