SIO-2 PRNI Black High Fire Stoneware Clay, 27.6 lb (Cone 5-6) Natural Modeling Pottery Clay for Wheel Throwing & Hand Building

Description

🔥 Elevate your craft with the black clay that masters fire and form!

SIO-2 PRNI Black High Fire Stoneware Clay is a premium 27.6 lb natural clay designed for Cone 5-6 firing (1200ºC-1240ºC). Featuring 40% impalpable grog for enhanced stability, this smooth and plastic black clay is ideal for wheel throwing and hand building. Non-toxic and ACMI AP-certified, it’s a trusted choice for professionals and amateurs alike, made in Spain since 1874. Best paired with zinc-free glazes for flawless finishes.