hot extrusion

hot extrusion

[′hät ik′strü·zhən]
(metallurgy)
The process of extruding metal at very high temperatures.
References in periodicals archive ?
Beysan created a completely hydrocolloid-based process to overcome the issues from hot extrusion. This eliminated the need for added cereals and starches which corrupt the glycemic properties of the garbanzo flour.
Tenders are invited for Supply and installation of hot extrusion machine.
Among the topics are the numerical modeling of zirconium alloys hot extrusion, out-of-reactor test of corrosion and hydrogen pickup in fuel cladding materials in contact with nickel metal, equivalent radiation damage in zirconium irradiated in various reactors, post-quench ductility of zirconium alloy cladding materials, and hydride effects of discharged fuel clad related to accident conditions during dry storage and handling.
It was found that recycling of aluminum alloys chips by solid state method through hot extrusion can produce approximately fully dense products [4].
These changes have been based on a number of patented advances, of which the most important is hot extrusion smearing of cushion gum to buffed tire bodies.
Having sweated over hot extrusion pieces and cleaned them completely, there is no way that I am going to finally reassemble each piece without spraying the flow surfaces with silicone mold release at the last minute.
Among the topics are calculating frictional heating in polymers, surface tension problems with distributed torque, using nitriding to enhance wear resistance of cast irons, some reasons for decreased service time of dies for aluminum hot extrusion, and optimizing roughness and residual stresses through controlled shot peening and isotropic finishing of surfaces.
Advances on hot extrusion and simulation of light alloys.
Mohammad Hossein Enayati and Professor Beiss from RWTH Aachen University made it possible for us to synthesize in situ Al-TiB2 nanocomposites through several successive steps like mechanical alloying, spark plasma sintering and hot extrusion process," Zohreh Sadeghian, a member of the research group, explained to the Iran Nanotechnology Initiative Council.Then the structural behaviors, thermal stability and mechanical properties of the nanocomposites were fully investigated, she added.TiB2 enjoys advantages like low density, high mechanical strength, high melting point and resistance toward erosion, and therefore it was selected in synthesis of the mentioned nanocomposites.
(2000) optimized the die profile using Bezier curve to get uniform microstructure in hot extrusion. The optimized die was also validated experimentally.
A fragment of the [B.sub.4]C pellet of hot extrusion, the [B.sub.4]C powders of 40-50 and [less than or equal to] 1 [micro]m dispersity, a separated from the substrate [B.sub.4]C coating (condensate) of 15 [micro]m thickness, and graphite of the MG1 grade were used as the specimens.
It is a premium quality alloy engineered to withstand the operating temperatures and pressures associated with die casting and hot extrusion operations.