cold extrusion

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• cold extrusion — cold extrusion, the process of extruding metal through cold plates of a die …   Useful english dictionary

• Extrusion — is a process used to create objects of a fixed cross sectional profile. A material is pushed or drawn through a die of the desired cross section. The two main advantages of this process over other manufacturing processes is its ability to create… …   Wikipedia

• Cold forming — or cold forging, is a manufacturing process in which metal is shaped at ambient temperature to produce metal components to a close tolerance and net shape. Techniques include bending, cold drawing, cold heading, coining extrusion (forward or… …   Wikipedia

• Cold drawing — is a manufacturing process involving extrusion of a material into a long filament, often for the purpose of increasing the strength of the material. Cold drawing is primarily used in manufacturing polymer plastic fibers. The process was… …   Wikipedia

• Equal channel angular extrusion — (ECAE) is an extrusion process, developed in the early 1990s in the Soviet Union. The technique is able to refine the microstructure of metals and alloys, thereby improving their strength according to the Hall Petch relationship. ECAE is unique… …   Wikipedia

• impact extrusion — Metalworking. an extrusion process in which a slug of cold metal in a shallow die cavity is formed by the action of a rapidly moving punch that forces the metal through the die or back around the punch. [1930 35] * * * …   Universalium

• impact extrusion — noun : a process in which metal is forced by a quick blow to flow around a punch; also : the product so formed * * * Metalworking. an extrusion process in which a slug of cold metal in a shallow die cavity is formed by the action of a rapidly… …   Useful english dictionary

• Scott 2.2/ 3.5/ 4.5 Air-Pak SCBA — The Scott Air Pak SCBA is an open circuit, self contained breathing apparatus designed to meet the National Fire Protection Association (NFPA)Standard 1981. All components, excluding the air cylinder, have been designed and manufactured by Scott… …   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

• plastic — plastically, plasticly, adv. /plas tik/, n. 1. Often, plastics. any of a group of synthetic or natural organic materials that may be shaped when soft and then hardened, including many types of resins, resinoids, polymers, cellulose derivatives,… …   Universalium

• Powder metallurgy — is the process of blending fine powdered materials, pressing them into a desired shape (compacting), and then heating the compressed material in a controlled atmosphere to bond the material (sintering). The powder metallurgy process generally… …   Wikipedia