Orton Cones: Self-Supporting Cones - 014 Throwing Rib Clay Planet Texture Sphere TS-18

Clay Planet Texture Sphere TS-18 Penta Moon Ball is a great new way to add textures to clay

The 1214- 120 fires to cone 4

helps keep the switch box components cool even during extended operation

ORTON SELF-SUPPORTING - 9 : Box of 25

Orton Cones: Self-Supporting Cones - 014 Throwing Rib Clay Planet Texture Sphere TS-18ORTON SELF SUPPORTING 014 : Box of 25 Orton cones, pyrometric cones or witness cones are for accurate kiln firing. Order online from Sheffield Pottery Ceramic Supply. Orton Pyrometric Cones for Ceramic Arts Pyrometric cones measure heat work (the effect of time and temperature). Orton Pyrometric cones are slender pyramids made from about 100 carefully controlled compositions. Each cone number is unique in measuring temperature within a small