GlassCatalogue_LowRes

Glossary Of Terms / A
Annealing lehr
A special oven where glass is cooled in controlled temperature zones to give glass that can
be cut, processed and handled.
Cooling glass
Rollers
Anti-bandit glazing
Glazing that is more resistant to attack than normal glass. Usually a laminate with a thicker
interlayer than normal.
Antique glass
Glass with an uneven surface and bubbles inside to give the appearance of glass made
before the development of industrial processes.
Application life
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. Also known as working life.
Argon
Gas that is used in insulated glass units to improve the thermal insulation. See Gas Filling.
Arris
A small bevel at an angle of approximately 45 degrees to the surface of the glass applied
usually with a wet or dry belt, stone or machine. Removes sharpness of the glass.
Arrised edge
One which has had an arris applied as below.
Rough arrised edge
Edge is cut
Rough arrised edge
Aspect ratio
The ratio of the longer side of a panel to its shorter side.
Autoclave
A vessel used for the production of laminated glass that works at high temperatures and
pressure to bond the glass and PVB interlayers together to produce a finished product.
222 Product Catalogue For Glass Processors & IG Manufacturers