Orton Cones: Small Cones - 010 Dolan Heavy Duty Trimming Tools 300 Each RD2 Form has a

Each RD2 Form has a soft rounded edge

I would have bought one years before I did

the higher the temperature required to bend the cone and the slower the firing

(Note: We can also make the Viking-27 for international electrical systems

Orton Cones: Small Cones - 010 Dolan Heavy Duty Trimming Tools 300 Each RD2 Form has aORTON SMALL CONES 010 : Box of 50 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 temperature