This mould is the third step of a slumping process which is done in a total of 3 steps. The final piece is a vessel of glass diam. 26 cm, depth 18 cm.
Special firing information:
Step I:See instructions, Mould 958.410
Step II: see Instructions Mould 958.411
Step III: The final step will slump the deep glass piece to the vessel shape with a small base.
Recommended firing charts for all steps are based on information received from Karl Harron, Ireland, www.theglasstudioireland.com