![540i Black Cone 6 Slip](http://psh.ca/cdn/shop/files/C5403_{width}x.jpg?v=1686234678)
PSH 540i slip is vitreous stoneware which fires to a deep brown-black at cone 6. When bisquing, keep items apart to avoid discolouration. Not recommended for
microwave ware; clay becomes hot.
PSH 540i slip is vitreous stoneware which fires to a deep brown-black at cone 6. When bisquing, keep items apart to avoid discolouration. Not recommended for
microwave ware; clay becomes hot.