发明名称 MODULAR EXTRUSION DIE
摘要 <p>Extrusion tool or die for the extrusion of metallic material, in particular a material of aluminium or alloys thereof, or other non-ferrous metals such as Cu and alloys thereof. The die is a modular type comprising die plate/s (2, 3) with cavitie/s (4, 5) provided with insert/s (6, 7). The area of the die with strong thermo-mechanical solicitation comprising the die plate/s (2, 3), is made of a nickel, iron or cobalt-based super alloy, whereas the die in the area with strong tribological solicitation comprising the insert/s, i.e. the mandrel (6) and/or the bearing (7) of the die, is manufactured of a wear resistant material which may be a high speed tool steel, a precipitation hardened steel or a high alloy hot-worked steel, or any of suitable steel types provided with a coating such as nano particle or CVD.</p>
申请公布号 WO2011099868(A1) 申请公布日期 2011.08.18
申请号 WO2011NO00050 申请日期 2011.02.09
申请人 NORSK HYDRO ASA;PASQUALON, MARCO;BRAATEN, MORTEN 发明人 PASQUALON, MARCO;BRAATEN, MORTEN
分类号 B21C25/04;B21C25/02;B21C25/00;C23C4/18 主分类号 B21C25/04
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