Buff Stoneware 1200-1260 porcelain Over-application or heavy deposition of

Over-application or heavy deposition of the crystals can cause pinholing or running

providing an unusual intense brown-black colour when fired in an oxidising atmosphere

Keuper Red Mid-Range Body 1080-1230C

Bowl Sieve 9" 80#

the second image is cone 6

Buff Stoneware 1200-1260 porcelain Over-application or heavy deposition ofClay Description A dual purpose clay, fine texture that can be used as earthenware firing to pleasant yellow buff colour progressing to a darker grey with slight speckling at stoneware temperatures. Technical Specification Physical Data Firing Range T EXPN @ 500C Total Shrinkage Fired Colour Texture 1=smooth 10=course Buff 1120 1160 C 1200 1260 C 0. 272 11. 4 buff grey 5 Chemical Analysis S102 A1203 FE203 T102 CA0 MG0 K20 NA20 67. 30 25. 40 1. 94 1.