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Pyrometric cone
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== Temperature ranges == The following temperature equivalents for pyrometric cones were retrieved from references in the [[#External links|External Links]] section. {| class="wikitable" ! || colspan="11" style="text-align: center;" | Orton<ref>{{cite web |title=Temperature Equivalents for Orton Pyrometric Cones (°C) |url=https://www.ortonceramic.com/files/2676/File/Orton-Cone-Chart-C-022-14-2016.pdf |website=Edward Orton Jr. Ceramic Foundation |access-date=17 January 2020}}</ref> || colspan="4" style="text-align: center;" | Börkey Keratech<ref>{{cite web |title=Temperature equivalents table of Seger pyrometric cones |url=http://www.boerkey-keramik.de/Texte/segerkegetabellel.htm |website=Börkey Keratech |archive-url=https://web.archive.org/web/20110718203108/http://www.boerkey-keramik.de/Texte/segerkegetabellel.htm |access-date=17 January 2020|archive-date=2011-07-18 }}</ref> || Nimra Glass<ref>{{cite web |title=Nimra Glass Temperature Conversion Chart |url=http://www.nimracerglass.com/pc_tempchart.htm |website=Nimra Cerglass Technics (P) Ltd. |access-date=17 January 2020}}</ref> || Min || Max |- ! || colspan="6" style="text-align: center;" | Self-Supporting Cones || colspan="4" style="text-align: center;" | Large Cones || Small || || || || || || || |- ! || colspan="3" style="text-align: center;" | Regular — SSB || colspan="3" style="text-align: center;" | Iron Free — SSK || colspan="2" style="text-align: center;" | Regular — LRB || colspan="2" style="text-align: center;" | Iron Free — IFB || Regular || || || || || || || |- ! Heating Rate: || 15°C/hr || 60°C/hr || 150°C/hr || 15°C/hr || 60°C/hr || 150°C/hr || 60°C/hr || 150°C/hr || 60°C/hr || 150°C/hr || 300°C/hr || 150°C/hr || 150°C/hr || 20°C/hr || 20°C/hr || || || |- ! Type: || Slow || Medium || Fast || Slow || Medium || Fast || Medium || Fast || Medium || Fast || Fast || Normal || Laboratory || Normal || Laboratory || || || |- ! Cone # || || || || || || || || || || || || || || || || || || |- ! 022 | || 586°C || 590°C || || || || || || || || 630°C || 595°C || 605°C || 580°C || 585°C || 590°C || 580°C || 630°C |- ! 021 | || 600°C || 617°C || || || || || || || || 643°C || 640°C || 650°C || 620°C || 625°C || 610°C || 600°C || 650°C |- ! 020 | || 626°C || 638°C || || || || || || || || 666°C || 660°C || 675°C || 635°C || 640°C || 635°C || 626°C || 675°C |- ! 019 | 656°C || 678°C || 695°C || || || || 676°C || 693°C || || || 723°C || 685°C || 695°C || 655°C || 665°C || 685°C || 655°C || 723°C |- ! 018 | 686°C || 715°C || 734°C || || || || 712°C || 732°C || || || 752°C || 705°C || 715°C || 675°C || 680°C || 725°C || 675°C || 752°C |- ! 017 | 705°C || 738°C || 763°C || || || || 736°C || 761°C || || || 784°C || 730°C || 735°C || 695°C || 695°C || 750°C || 695°C || 784°C |- ! 016 | 742°C || 772°C || 796°C || || || || 769°C || 794°C || || || 825°C || 755°C || 760°C || 720°C || 720°C || 786°C || 720°C || 825°C |- ! 015a | || || || || || || || || || || || 780°C || 785°C || 740°C || 750°C || || 740°C || 785°C |- ! 015 | 750°C || 791°C || 818°C || || || || 788°C || 816°C || || || 843°C || || || || || 810°C || 750°C || 843°C |- ! 014a | || || || || || || || || || || || 805°C || 815°C || 780°C || 790°C || || 780°C || 815°C |- ! 014 | 757°C || 807°C || 838°C || || || || 807°C || 836°C || || || 870°C || || || || || 830°C || 757°C || 870°C |- ! 013a | || || || || || || || || || || || 835°C || 845°C || 840°C || 860°C || || 835°C || 860°C |- ! 013 | 807°C || 837°C || 861°C || || || || 837°C || 859°C || || || 880°C || || || || || 860°C || 807°C || 880°C |- ! 012a | || || || || || || || || || || || 860°C || 890°C || 860°C || 880°C || || 860°C || 890°C |- ! 012 | 843°C || 861°C || 882°C || || || || 858°C || 880°C || || || 900°C || || || || || 865°C || 843°C || 900°C |- ! 011a | || || || || || || || || || || || 900°C || 900°C || 880°C || 890°C || || 880°C || 900°C |- ! 011 | 857°C || 875°C || 894°C || || || || 873°C || 892°C || || || 915°C || || || || || 885°C || 857°C || 915°C |- ! 010a | || || || || || || || || || || || 920°C || 925°C || 900°C || 910°C || || 900°C || 925°C |- ! 010 | 891°C || 903°C || 915°C || 871°C || 886°C || 893°C || 898°C || 913°C || 884°C || 891°C || 919°C || || || || || 895°C || 871°C || 919°C |- ! 09a | || || || || || || || || || || || 935°C || 940°C || 920°C || 930°C || || 920°C || 940°C |- ! 09 | 907°C || 920°C || 930°C || 899°C || 919°C || 928°C || 917°C || 928°C || 917°C || 926°C || 955°C || || || || || 925°C || 899°C || 955°C |- ! 08a | || || || || || || || || || || || 955°C || 965°C || 930°C || 940°C || || 930°C || 965°C |- ! 08 | 922°C || 942°C || 956°C || 924°C || 946°C || 957°C || 942°C || 954°C || 945°C || 955°C || 983°C || || || || || 955°C || 922°C || 983°C |- ! 07a | || || || || || || || || || || || 970°C || 975°C || 950°C || 955°C || || 950°C || 975°C |- ! 07 | 962°C || 976°C || 987°C || 953°C || 971°C || 982°C || 973°C || 985°C || 970°C || 980°C || 1008°C || || || || || 980°C || 953°C || 1008°C |- ! 06a | || || || || || || || || || || || 990°C || 995°C || 970°C || 980°C || || 970°C || 995°C |- ! 06 | 981°C || 998°C || 1013°C || 969°C || 991°C || 998°C || 995°C || 1011°C || 991°C || 996°C || 1023°C || || || || || 1000°C || 969°C || 1023°C |- ! 05½ | 1004°C || 1015°C || 1025°C || 990°C || 1012°C || 1021°C || 1012°C || 1023°C || 1011°C || 1020°C || 1043°C || || || || || || 990°C || 1043°C |- ! 05a | || || || || || || || || || || || 1000°C || 1010°C || 990°C || 1010°C || || 990°C || 1010°C |- ! 05 | 1021°C || 1031°C || 1044°C || 1013°C || 1037°C || 1046°C || 1030°C || 1046°C || 1032°C || 1044°C || 1062°C || || || || || 1045°C || 1013°C || 1062°C |- ! 04a | || || || || || || || || || || || 1025°C || 1055°C || 1015°C || 1035°C || || 1015°C || 1055°C |- ! 04 | 1046°C || 1063°C || 1077°C || 1043°C || 1061°C || 1069°C || 1060°C || 1070°C || 1060°C || 1067°C || 1098°C || || || || || 1060°C || 1043°C || 1098°C |- ! 03a | || || || || || || || || || || || 1055°C || 1070°C || 1040°C || 1055°C || || 1040°C || 1070°C |- ! 03 | 1071°C || 1086°C || 1104°C || 1066°C || 1088°C || 1093°C || 1086°C || 1101°C || 1087°C || 1091°C || 1131°C || || || || || 1100°C || 1066°C || 1131°C |- ! 02a | || || || || || || || || || || || 1085°C || 1100°C || 1070°C || 1090°C || || 1070°C || 1100°C |- ! 02 | 1078°C || 1102°C || 1122°C || 1084°C || 1105°C || 1115°C || 1101°C || 1120°C || 1102°C || 1113°C || 1148°C || || || || || 1120°C || 1078°C || 1148°C |- ! 01a | || || || || || || || || || || || 1105°C || 1125°C || 1090°C || 1105°C || || 1090°C || 1125°C |- ! 01 | 1093°C || 1119°C || 1138°C || 1101°C || 1123°C || 1134°C || 1117°C || 1137°C || 1122°C || 1132°C || 1178°C || || || || || 1138°C || 1093°C || 1178°C |- ! 1 | 1109°C || 1137°C || 1154°C || 1119°C || 1139°C || 1148°C || 1136°C || 1154°C || 1137°C || 1146°C || 1184°C || || || || || 1155°C || 1109°C || 1184°C |- ! 1a | || || || || || || || || || || || 1125°C || 1145°C || 1105°C || 1120°C || || 1105°C || 1145°C |- ! 2 | 1112°C || 1142°C || 1164°C || || || || 1142°C || 1162°C || || || 1190°C || || || || || 1160°C || 1112°C || 1190°C |- ! 2a | || || || || || || || || || || || 1150°C || 1165°C || 1125°C || 1135°C || || 1125°C || 1165°C |- ! 3 | 1115°C || 1152°C || 1170°C || 1130°C || 1154°C || 1162°C || 1152°C || 1168°C || 1151°C || 1160°C || 1196°C || || || || || 1170°C || 1115°C || 1196°C |- ! 3a | || || || || || || || || || || || 1170°C || 1185°C || 1140°C || 1150°C || || 1140°C || 1185°C |- ! 4 | 1141°C || 1162°C || 1183°C || || || || 1160°C || 1181°C || || || 1209°C || || || || || 1185°C || 1141°C || 1209°C |- ! 4a | || || || || || || || || || || || 1195°C || 1220°C || 1160°C || 1170°C || || 1160°C || 1220°C |- ! 5 | 1159°C || 1186°C || 1207°C || || || || 1184°C || 1205°C || || || 1221°C || || || || || 1200°C || 1159°C || 1221°C |- ! 5½ | 1167°C || 1203°C || 1225°C || || || || || || || || || || || || || || 1167°C || 1225°C |- ! 5a | || || || || || || || || || || || 1215°C || 1230°C || 1175°C || 1185°C || || 1175°C || 1230°C |- ! 6 | 1185°C || 1222°C || 1243°C || || || || 1220°C || 1241°C || || || 1255°C || || || || || 1225°C || 1185°C || 1255°C |- ! 6a | || || || || || || || || || || || 1240°C || 1260°C || 1195°C || 1210°C || || 1195°C || 1260°C |- ! 7 | 1201°C || 1239°C || 1257°C || || || || 1237°C || 1255°C || || || 1264°C || 1260°C || 1270°C || 1215°C || 1230°C || 1240°C || 1201°C || 1270°C |- ! 8 | 1211°C || 1249°C || 1271°C || || || || 1247°C || 1269°C || || || 1300°C || 1280°C || 1295°C || 1240°C || 1255°C || 1260°C || 1211°C || 1300°C |- ! 9 | 1224°C || 1260°C || 1280°C || || || || 1257°C || 1278°C || || || 1317°C || 1300°C || 1315°C || 1255°C || 1270°C || 1280°C || 1224°C || 1317°C |- ! 10 | 1251°C || 1285°C || 1305°C || || || || 1282°C || 1303°C || || || 1330°C || 1320°C || 1330°C || 1280°C || 1290°C || 1300°C || 1251°C || 1330°C |- ! 11 | 1272°C || 1294°C || 1315°C || || || || 1293°C || 1312°C || || || 1336°C || 1340°C || 1350°C || 1300°C || 1315°C || 1315°C || 1272°C || 1350°C |- ! 12 | 1285°C || 1306°C || 1326°C || || || || 1304°C || 1324°C || || || 1355°C || 1360°C || 1375°C || 1330°C || 1340°C || 1330°C || 1285°C || 1375°C |- ! 13 | 1310°C || 1331°C || 1348°C || || || || 1321°C || 1346°C || || || || 1380°C || 1395°C || 1360°C || 1375°C || 1345°C || 1310°C || 1395°C |- ! 14 | 1351°C || 1365°C || 1384°C || || || || 1388°C || 1366°C || || || || 1400°C || 1410°C || 1370°C || 1395°C || 1365°C || 1351°C || 1410°C |- ! 15 | || || || || || || || || || || || 1425°C || 1440°C || 1400°C || 1420°C || 1430°C || 1400°C || 1440°C |- ! 16 | || || || || || || || || || || || 1445°C || 1470°C || 1425°C || 1445°C || 1475°C || 1425°C || 1475°C |- ! 17 | || || || || || || || || || || || 1480°C || 1500°C || 1445°C || 1465°C || 1485°C || 1445°C || 1500°C |- ! 18 | || || || || || || || || || || || 1500°C || 1520°C || 1470°C || 1480°C || 1505°C || 1470°C || 1520°C |- ! 19 | || || || || || || || || || || || 1515°C || 1540°C || 1495°C || 1505°C || 1530°C || 1495°C || 1540°C |- ! 20 | || || || || || || || || || || || 1530°C || 1560°C || 1515°C || 1530°C || 1550°C || 1515°C || 1560°C |- ! 21 | || || || || || || || || || || || || || || || 1570°C || 1570°C || 1570°C |- ! 23 | || || || || || || || || || || || 1540°C || --- || --- || --- || 1591°C || 1540°C || 1591°C |- ! 26 | || || || || || || || || || || || 1560°C || 1580°C || --- || --- || 1607°C || 1560°C || 1607°C |- ! 27 | || || || || || || || || || || || 1595°C || 1600°C || --- || --- || || 1595°C || 1600°C |- ! 27½ | || || || || || || || || || || || --- || 1620°C || --- || --- || || 1620°C || 1620°C |- ! 28 | || || || || || || || || || || || 1605°C || 1640°C || --- || --- || || 1605°C || 1640°C |- ! 29 | || || || || || || || || || || || 1635°C || 1660°C || --- || --- || || 1635°C || 1660°C |- ! 30 | || || || || || || || || || || || 1655°C || 1680°C || --- || --- || || 1655°C || 1680°C |- ! 31 | || || || || || || || || || || || 1680°C || 1700°C || --- || --- || || 1680°C || 1700°C |- ! 32 | || || || || || || || || || || || 1695°C || 1710°C || --- || --- || || 1695°C || 1710°C |- ! 32½ | || || || || || || || || || || || --- || 1720°C || --- || --- || || 1720°C || 1720°C |- ! 33 | || || || || || || || || || || || 1710°C || 1730°C || --- || --- || || 1710°C || 1730°C |- ! 33½ | || || || || || || || || || || || --- || 1740°C || --- || --- || || 1740°C || 1740°C |- ! 34 | || || || || || || || || || || || 1725°C || 1760°C || --- || --- || || 1725°C || 1760°C |- ! 35 | || || || || || || || || || || || 1765°C || 1780°C || --- || --- || || 1765°C || 1780°C |- ! 36 | || || || || || || || || || || || 1790°C || 1800°C || --- || --- || || 1790°C || 1800°C |- ! 37 | || || || || || || || || || || || 1815°C || 1830°C || --- || --- || || 1815°C || 1830°C |- ! 38 | || || || || || || || || || || || 1840°C || 1860°C || --- || --- || || 1840°C || 1860°C |- ! 39 | || || || || || || || || || || || 1860°C || 1880°C || --- || --- || || 1860°C || 1880°C |- ! 40 | || || || || || || || || || || || 1880°C || 1900°C || --- || --- || || 1880°C || 1900°C |- ! 41 | || || || || || || || || || || || 1915°C || 1940°C || --- || --- || || 1915°C || 1940°C |- ! 42 | || || || || || || || || || || || 1955°C || 1980°C || --- || --- || || 1955°C || 1980°C |}
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