segar cones

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
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