Sheet material consisting of the base material impregnated with a synthetic resin, such as epoxy or polymide, ...
Shiny Li
Jan 28,2016
1061 views
The process portion of the re-flow heat curve in which the PCB is heated from ambient at a pre-set ...
Shiny Li
Jan 28,2016
743 views
A resist which is decomposed (softened) by light and which, after exposure and development, is removed from those&n...
Shiny Li
Jan 28,2016
783 views
An artwork, artwork master, or production master in which the intended conductive pattern is opaque to light, and&n...
Shiny Li
Jan 28,2016
928 views
A printed board on to which all passive and active components have been assembled. Synonyms: printed board assembly...
Shiny Li
Jan 28,2016
1228 views
(kapton) Higher melting point plastic film used as base for flexible portions of flexi-rigid boards as well as ...
Shiny Li
Jan 28,2016
1204 views
High temperature thermoplastics used with glass to produce printed circuit laminates from multi-layer and other circuit ...
Shiny Li
Jan 28,2016
831 views
(mylar) low melting point plastic film used for cheap flexible circuits.
Shiny Li
Jan 28,2016
1039 views
A technique of eliminating symmetry within a plane so that parts can be engaged in only one way in ...
Shiny Li
Jan 28,2016
1087 views
A centimeter-gram-second unit of viscosity equal to that of a fluid requiring a shearing force of one dyne to&...
Shiny Li
Jan 28,2016
1017 views
The practice of mechanically converting X - Y position information into a visual pattern, such as artwork.
Shiny Li
Jan 28,2016
1044 views
A uniform coating of conductive metal upon the base material of the printed circuit board.
Shiny Li
Jan 28,2016
1107 views
The process consisting of the electrochemical deposition of a conductive material on the base material (surface holes, etc.) after the base material has been made conductive.
Shiny Li
Jan 28,2016
1019 views
Materials which, when deposited on conductive areas, prevent the plating of the covered areas. Resists are available both as screened-on materials and as dry-film photopolymer resists.
Shiny Li
Jan 28,2016
1021 views
The temporary conductive path interconnecting areas of a printed board to be electroplated, usually located on the panel outside the borders of such a board.
Shiny Li
Jan 28,2016
1927 views
A hole with the deposition of metal (usually copper) on its sides to provide electrical connections between internal or external conductive patterns.
Shiny Li
Jan 28,2016
1280 views
Pertaining to Laminating. The finish present on the metallic surface of metal clad base material resulting from direct contact with the laminating press plates without modification by any subsequent f...
Shiny Li
Jan 28,2016
1007 views
Small holes or sharp edges on the surface of a solder joint generally caused by flux entrapment, oxidation or over-heating.
Shiny Li
Jan 28,2016
1536 views
A depression in the conductive layer that does not penetrate entirely through it.
Shiny Li
Jan 28,2016
1370 views
Chemically-induced fracturing or de-lamination on or below the surface of the base material; it is usually exhibited by a light area around holes, other etched areas or both.
Shiny Li
Jan 28,2016
2099 views
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 6 |
| 2 | Engineer | 1 |
| 3 | Stephen Newport | 1 |
