Glass Tips from Verrier

Information on stained glass, fusing, kilnforming and glass working

Wednesday, 30 July 2025

Glass Surge Protectors

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 " Surge arresters are the primary defense for electrical equipment against over-voltages. These essential devices house metal oxide v...
Wednesday, 23 July 2025

Slumping Research

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The following is an abstract of an article investigating the behaviour of glass in slumping (or as they term it - sagging).  They are using ...
Wednesday, 16 July 2025

Devising Slumping Schedules

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A while ago Bob Leatherbarrow gave a presentation to Lunch With A Glass Artist (LWAGA) on slumping schedules. You can follow a recording of...
Wednesday, 9 July 2025

Schedules for Specific Mould Shapes

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A suggested temperature for a slump can only be a starting point and not all moulds will have slumping or draping temperatures given. The m...
Wednesday, 2 July 2025

Glass in Electronics

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"Glass, a highly functional material integral to modern technology, plays an active role in the world of electronics and energy. From t...
Wednesday, 25 June 2025

Annealing temperatures by colour

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  It has been suggested that there are different annealing temperatures for different colour groups. This is not so. All the colours in a...
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Wednesday, 18 June 2025

Glass vs Ceramics

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 Glass and ceramics have distinct differences, but can be combined into  a fine-grained microstructure that uniformly disperses crystalline...
Wednesday, 11 June 2025

Notes on Kiln wash

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  Composition Kiln wash generally is made up of a mix   of aluminium hydrate and kaolin, although some contain vegetable extracts instead o...
Wednesday, 4 June 2025

Glass Bonding

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 This post may help with choosing high performance fastenings to glass objects.  Glass bonding with silane and polymer coatings . Although g...
Wednesday, 28 May 2025

Firing silicone mastic

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Several people have asked over time about the consequences of firing glass with some silicone mastic (or caulking) still attached to the gla...
Wednesday, 21 May 2025

Glass Frit Seals for Microelectronics

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 G lass frit sealing technology provides a superior solution for achieving reliable hermetic seals in precise applications like micro elect...
Wednesday, 14 May 2025

Draping over steep moulds

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  Draping over a narrow or small supporting ridge with large areas of glass is difficult. One solution might be just to invert the whole pie...
Wednesday, 7 May 2025

Radiation Shields

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 Glass has a use as a radiation shield in medicine, industry, and aerospace. Image credit: Mo-Sci,Llc
Wednesday, 30 April 2025

Using Ceramic to Drape

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Characteristics Before choosing a ceramic shape to use in draping of glass, you need to consider the characteristics of the two material...
Wednesday, 23 April 2025

Heat Shielding Glass

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Glass coatings have exhibited remarkable bonding capabilities with various metals and alloys in aerospace applications to shield materials ...
Wednesday, 16 April 2025

Testing for Stress

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Testing for stress is one of the most important elements in kilnforming.  It may not look like there is stress when there is considerable am...
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