发明申请
US20110079940A1 METHOD OF BLOW MOLDING A BULK METALLIC GLASS 有权
吹塑成型金属玻璃的方法

  • 专利标题: METHOD OF BLOW MOLDING A BULK METALLIC GLASS
  • 专利标题(中): 吹塑成型金属玻璃的方法
  • 申请号: US12744161
    申请日: 2008-11-26
  • 公开(公告)号: US20110079940A1
    公开(公告)日: 2011-04-07
  • 发明人: Jan SchroersThomas M. Hodges
  • 申请人: Jan SchroersThomas M. Hodges
  • 国际申请: PCT/US08/84905 WO 20081126
  • 主分类号: B29C49/64
  • IPC分类号: B29C49/64
METHOD OF BLOW MOLDING A BULK METALLIC GLASS
摘要:
A very low pressure gas or blow forming process for shaping a bulk metallic glass (BMG) in its supercooled liquid state that avoids the fractional stick forces experienced by conventional shaping techniques by engineering the expansion of a pre-shape or parison of BMG material such that substantially all of the lateral strain required to form the final article is accomplished prior to the outer surface of the parison contacting the surface of the shaping apparatus is provided. The capability offered by the inventive shaping process to avoid the frictional forces exerted by the shaping apparatus surface allows for the formation of precision net-shape complex multi-scale parts and components using processing conditions inaccessible by conventional processes.
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