marV replied to the topic dph defined in the forum General Fusing Discussion 9 years, 11 months ago
I would say degrees per hour. How many dph the temperature rises to a set point or how many dph it decreases to a set point?
marV replied to the topic fiber paper problem in the forum Forum Help 10 years, 8 months ago
Received no answer so I just went ahead and used devit spray on the edges and fired the glass again. Came out nice and shiny. Will slump now.