OPUS Black Underglaze Size:Each Shrinkage rate 10% @1100 oC

Shrinkage rate 10% @1100 oC & 12% @ 1200oC

You can check the glass and then fire for a extra minute at a time to work out the length of time needed

Scratch resistant anti-fog polycarbonate lens

glass can be fired much more uniformly by heating them internally and externally

Capacity: 45 litres

OPUS Black Underglaze Size:Each Shrinkage rate 10% @1100 oCCode 1701 Opus Black Underglaze 500ml (Bisque Direct) Biscuit fired white ware suitable for decoration. Suitable for earthenware and stoneware. The Earthenware firing temperature range is 995C to 1100C for our OPUS Underglaze colours See Bisque Direct Underglazes and Transparent glazes and their recommended firing temperatures.