| 摘要 |
<p>In the mfr. of ceramic products by making a moulding from a clay material, then drying and subsequently firing it, the clay is composed of a non-homogeneous mixture of at least two types of clay having different colours when fired, each type being a well homogenised mixture, while at least one side of the product exposes the internal structure. Method enables random dual or multi-colour effects to be obtained.</p> |
