Amaco No. 58 Warm Brown Stoneware Clay is supremely versatile, making it a great all-around classroom clay. Made from several clays chosen for their plasticity and color qualities, No. 58 has the warm brown color of reduction when fired in oxidation at Cone 7, and a terra cotta color at Cone 05.
Bisque fire to Cone 04 (1971°F, 1077°C). No. 58 has a firing range of Cone 5–7 (2205°F–2295°F). The recommended glaze firing is Cone 5 (2205°F), with shrinkage of 14.2% and absorption of 3%. At Cone 7 (2295°F), shrinkage is 14.4% and absorption is 0.4%. A 50 lb carton consists of two 25 lb bricks, each in a poly storage bag, so any amount can be used as required and the rest stored for future use.
Note - Any combination of clay, plaster, sand, and molding material totaling 50 lbs or more does not qualify for our free shipping offer.
Note - This clay is AP non-toxic when moist.