| 摘要 |
<p>It is intended to provide a coloring agent for ceramic products whereby shot waste can be effectively reused and the production cost can be lowered, and a colored clay using the same. Namely, a coloring agent containing a metal powder obtained by fractionating shot waste in which a metal oxide powder contained in the metal powder serves as the fundamental material. A colored clay is obtained by adding this coloring agent to clay employed as the starting material.</p> |
