These triangular pyramids about 3 inches high are used by potters to determine the highest temperature reached during a firing of a kiln. The cones are made in a series with differing compositions, so that they sag at different temperatures.
| segar number |
Temperature in degrees F |
|---|---|
| 010 | 1743 |
| 09 | 1778 |
| 08 | 1814 |
| 07 | 1850 |
| 06 | 1886 |
| 05 | 1922 |
| 04 | 1958 |
| 03 | 1994 |
| 02 | 2030 |
| 01 | 2066 |
| 1 | 2102 |
| 2 | 2138 |
| 3 | 2174 |
| 4 | 2210 |
| 5 | 2246 |
| 6 | 2282 |
| 7 | 2318 |
| 8 | 2354 |
| 9 | 2390 |
| 10 | 2426 |
| 11 | 2462 |
| 12 | 2498 |
| 13 | 2534 |
| 14 | 2570 |
| 15 | 2606 |
| 16 | 2642 |
| 17 | 2678 |
| 18 | 2714 |
| 19 | 2750 |
| 20 | 2786 |
| 21 | 2822 |
| 22 | 2858 |
| 23 | 2894 |
| 24 | 2930 |
| 25 | 2966 |
| 26 | 3002 |
| 27 | 3038 |
| 28 | 3074 |
| 29 | 3110 |
| 30 | 3146 |
| 31 | 3182 |
| 32 | 3218 |
| 33 | 3254 |
| home | | | tools index | | | your comments  | | | about | | | help | | |
Copyright © 2002 Sizes, Inc. All rights reserved.
Last revised: 4 December 2002.