Bell Pyrometric Cones and Mini Bars
BELL CONES AND BARS Orton Equivalents 
Bell cones and Mini Bars Now Discontinued. Choose Orton Cones and Bars Instead:
Temperature chart at 300F / 150C per hour
OUR PROCESS
Natural Sheffield Clay is mined on our property from as seen at one of the open clay pits. The Sheffield Clay deposit is located in Sheffield, Massachusetts, on U.S. Route 7 in the Southwest corner of Berkshire County.