Crucibles are long lasting "A-1 RATED TOP Quality" made of High Grade Fused Silica, withstand temperatures up to 2500°F / 1371°C. We have also included in this set a bag of Borax to Glaze the ceramic crucibles prior to use.
|Country of Manufacture||Crucibles are Made in Italy|
|Country//Region of Manufacture||Italy|
|Country/Region of Manufacture||Italy|
|Set of 4 Melting Dishes 4 Size||1 Bag of Borax for Glazing & Melting|