 | Glossary |  |
| | | | Welcome to our terminology page. Here you will find information on the terminology. | | | | |
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  | | | Click on the letters below to navigate and get an explanation of the word you are looking for.
Paint band
See ceramic paint band.
Patterned Glass
(also Rolled or Rough Rolled Glass) One type of rolled glass having a pattern impressed on one or both sides. Used extensively for light control and decorative glazing.
Pinhole
Small round area where there is an absence of coating.
Polished Wired Glass
Wired glass that has been ground and polished on both surfaces.
Prefix Codes
(DW, DV, DT, FW, FB, etc.) Prefixes of ARG parts which denote the application, for example DW=Domestic Windshield. For a complete listing and definitions refer to the NAGS catalog.
Premium Part
Original equipment part which normally carries a higher NAGS list and truckload list price than the same part number produced by other manufacturers.
Priming
Sealing of a porous surface so that the compound will not stain, lose elasticity, shrink excessively, etc., (because of loss of oil). A sealant primer or surface conditioner may be used to promote adhesion of a curing type sealant to certain surfaces.
Privacy Parts
Description used for parts which have a coating added to the exterior surface of the glass to produce a mirror like reflection when viewed from the outside of the vehicle. See the NAGS Catalog for complete listing and definitions. Also see "Batch Privacy" glass.
Processed Glass
Glass in which the surface has been altered by etching, sandblasting, chipping, grinding, ceramic-enameling, etc., to change its light diffusion or to give decorative effects. Either one or both surfaces may be so treated. Also glass which has been further treated (edge work, tempered, stained, etc.) after forming.
Pyrolytic Coating
A coating applied during the manufacturing of the glass itself. Because they are actually part of the glass sheet, pyrolythic or "hard coat" surfaces are very durable and require no special handling.
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