Glossary
Glossary for Glass and Glazing terms
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annealTo control the residual stresses in glass by controlled heating at, and cooling from, a suitable temperature. | |
annealed glassTechnical definition of the stress condition of ordinary glass. | |
annealingProcess designed to eliminate or limit stresses to glass by submitting the glass to strictly controlled cooling in a special oven known as a ‘lehr’. | |
annealing pointTemperature at which the viscosity of the glass is approximately 1013 poises. At the annealing point of glass, internal stresses are substantially relieved in a matter of minutes. | |
anti-bandit glazingA type of security glazing designed to resist manual attack and to delay access to the protected space for a short period of time. | |
anti-walk blocksSee edge blocks | |
application lifePeriod of time during which a sealant can be effectively applied to a joint. The timing is from completion of mixing and could be affected by temperature, humidity or a combination of both. | |
arrised edgeThe result of removing sharp edges. | |
artworkA design developed primarily for reproduction. | |
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