mold shrinkage

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• mold shrinkage — In thermoplastics, the difference in dimension between the cold mold and the cooled molded part, expressed in percent relative to the dimension of the cold mold …   Dictionary of automotive terms

• shrinkage — The size or coverage reduction of automotive paint as it dries. All automotive paints shrink, and if scratches or surface imperfections have not been properly filled, they will show up as the paint shrinks into them. Also see mold shrinkage …   Dictionary of automotive terms

• Flexible mold — A mold is a hollow shape which exactly encloses the shape of a desired object. The object is usually created by pouring a liquid into the mold and allowing it to solidify: typical liquids include molten metal or plastic, plaster of Paris, epoxy… …   Wikipedia

• mould shrinkage — British term for mold shrinkage …   Dictionary of automotive terms

• Ceramic mold casting — Ceramic mold casting, also known ambiguously as ceramic molding,[1] is a group of metal casting processes that use ceramics as the mold material. It is a combination of plaster mold casting and investment casting.[2][3] There are two types of… …   Wikipedia

• Polycarbonate — Repeating chemical structure unit of Polycarbonate made from bisphenol A Ph …   Wikipedia

• Casting (metalworking) — Casting iron in a sand mold In metalworking, casting involves pouring liquid metal into a mold, which contains a hollow cavity of the desired shape, and then allowing it to cool and solidify. The solidified part is also known as a casting, which… …   Wikipedia

• Casting defect — A casting defect is an irregularity in the metal casting process that is undesired. Some defects can be tolerated while others can be repaired otherwise they must be eliminated. They are broken down into five main categories: gas porosity,… …   Wikipedia

• Riser (casting) — Underfeeder redirects here. For the health problem, see Underfeeding. A bronze casting showing the sprue and risers A riser, also known as a feeder,[1] is a reservoir built into a metal casting …   Wikipedia

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• Foundry — A foundry is a factory which produces metal castings from either ferrous or non ferrous alloys. Metals are turned into parts by melting the metal into a liquid, pouring the metal in a mold, and then removing the mold material or casting. The most …   Wikipedia