Glass Tips from Verrier

Many people report that they fire multiple times on kiln wash that has not been renewed.   Most add coats over existing kiln wash.   They on...

Muriatic acid is a common name for hydrochloric acid.      Let’s look at what is being cleaned off first. The main components of kiln wash...

Causes and avoidance   Photo credit: Immerman Glass  In general, kiln wash for glass is made up of aluminium hydrate with kaolin (China ...

I do not know the exact chemical changes of kiln wash at fusing temperatures.  But I do suspect it has to do with the kaolin.  The aluminium...

Glass separators tend to be in three forms – powdered, liquid  or  fibre . These are applied to shelves, moulds and other surfaces that m...

The main conditions in which kiln wash sticks to glass are: 1. Firing at too high a temperature. The higher the temperature, the more like...