flashing

flashing

See figs. 6, 59, 61, 77, 90, 249, 545.

A ridge of excess metal that can occur when molten metal enters cracks in the (both outer and ). Flashing most often rises perpendicularly to the inner or outer wall of , although a gap in consecutive layers of the mold material may result in thin flanges of excess bronze that spread parallel to the metal wall. This type of feature can appear on the cast’s internal or external surfaces (respectively called “core flashing” and “mold flashing”), and in the latter case is often removed during . Flashing may also occur along seam lines of an ill-fitted .

Sources

Cultural Heritage: , 41

Copper Industry: ; ;

Art and Craft Textbook:

To Be Distinguished From

  • seam line

    Note: The term “flashing” is also used to describe a seam line, but to avoid confusion, we recommend that it be used specifically in connection with casting defects.

Synonyms

  • finning

    Source: Copper Industry:

  • veining

Translations

French: gerce

où le métal liquide pénètre dans des fissures du . S’agissant de la partie interne du moule réfractaire (le , on parle alors de gerces de noyau), le défaut apparaît sur la surface interne du bronze comme une excroissance en forme de veine. S’agissant de la partie externe du moule réfractaire, un défaut similaire apparaît mais sur la surface externe du bronze (notamment — mais pas seulement — à l’endroit des joints de moule quand le moule est constitué de plusieurs parties assemblées).

To Be Distinguished From

  • balesvre

  • balevre

  • barbe

  • barbure

  • bavochure

  • bavure

  • bavure de joint

  • couture

  • suture

  • toiles

  • ébarbure

Sources

Cultural Heritage: , 645;

Copper Industry: , 17;

Alternate Translations

  • gerçure

    Sources: Historical: , 62; , 6

  • nervure

    Sources: Copper Industry: , 17;

German: Grat

Source

Fachkunde Metall: , 219

Alternate Translation

  • Gussgrat

Italian: bava

Sources

, fol. 78

Alternate Synonym

  • cresta di fusione

    Sources: , 24; , 192

Chinese: 毛边

Source

, 997

Alternate Translations

  • 溢料

    Source: TNATD

  • 溢边

    Source: TNATD

  • 飞边

    Sources: , 409; TNATD