High Alumina Cordierite Mullite Rectangle Kiln Shelf Size:12 x 24 x 1" USG Hydro-Stone® Gypsum Cement is

USG Hydro-Stone® Gypsum Cement is especially suitable where high strength and resistance to water absorption are necessary

cork and bark

Works great when making replacement lids for a casserole dish that has been bisque fired

If a hollow die is mounted in place

Thinner glazes work best

High Alumina Cordierite Mullite Rectangle Kiln Shelf Size:12 x 24 x 1" USG Hydro-Stone® Gypsum Cement isThese kiln shelves are manufactured of a high alumina mullite cordierite mixture that yields a smooth, durable surface with good thermal shock resistance for stacking ware in your kiln. They are available in a variety of shapes and sizes. Manufactured by Trend Industrial Ceramics and recommended for all temperatures up to cone 11. All shelves are subject to warpage at high temperatures. It is a good practice to occasionally flip the shelf in an effort