Hi – and welcome to the

[Anonymous]

Hi – and welcome to the world of glass fusing.

AFAP means “as fast as possible.”  With most current controllers, you enter “9999” as the speed.

Your initial ramp of 400 degrees an hour is very fast heating for a three layer project – and probably the reason it broke.  You can learn more on this site here:

https://fusedglass.wpengine.com/learn/technical_tutorials/avoiding_thermal_shock

---

Paul
FusedGlass.Org
Helios Kiln Glass Studio
PaulTarlow.com