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Introduction; The Extrusion Process; Extrusion Practice; Hot Extrusion; Cold Extrusion ... (b) and (c) Impact extrusion of a collapsible tube by the Hooker process.
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FIGURE 6.57 (a) Impact extrusion of a collapsible tube (Hooker process).(b) Two examples of products made by impact extrusion, these parts may also be made ...
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A variation of this process is known as Hooker Extrusion. In this process, a billet ( tubular) is forced by way of a forward extrusion die. This force is applied with a ...
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Hooker extrusion is a variation of the forward extrusion process where a tubular billet is forced through a forward extrusion die with a punch that acts as a pusher ...
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Sintered iron preforms cold extruded by the Hooker process. (iv) A minimum preform density of 6.25 g/cm' is required to avoid circumferential cracking. (v) When ...
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Extrusion processes that shape metal at room temperature are called cold extrusions. There are two such methods: hooker and impact. The hooker method is a ...
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Amongst the basic cold-extrusion processes, the viability of the cold hooker extrusion process [6] has been demonstrated for successfully ex- truding ...
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Forward Impacting It is also referred to as the Hooker Process, in its working it closely resembles the conventional extruding. Though the billet is as usual placed ...
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Oct 22, 2011 ... This evaluation gives an indication of the economics of the Hooker extrusion process of P/M preforms for the manufacture of a similar family of ...
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1 Schematic representation of the direct extrusion process (hot). ... extrusion is the forward-extrusion process, originally called the Hooker process (Fig. 2).
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