Orton Self Supporting Pyrometric Cones Cone:cone 4 2 - 15 1/2" x

2 - 15 1/2" x 5/8" half round kiln shelves

perfect for porcelain

the P4V Fluting Tool offers you another way to create precise lines with smooth-sided concave edges

so we do not turn it on

5/8" front to back at the top and tapers toward the bottom and each slot is 5/8" high

Orton Self Supporting Pyrometric Cones Cone:cone 4 2 - 15 1/2" xPyrometric Self Supporting Cones are the most accurate and easiest to use witness cones available. They provide the same information as Orton Large Cones. The advantage of Self Supporting cones is that they are the correct height (1 3 4" exposed above the base) and have the 8 degree bending angle built in. The Self Supporting Cone was developed to help to eliminate some of the errors and deficiencies with the large cone. Packed 25 per box. Using Orton