发明申请
US20110111945A1 INERT HIGH HARDNESS MATERIAL FOR TOOL LENS PRODUCTION IN IMAGING APPLICATIONS
失效
在成像应用中为工具镜头生产提供高硬度材料
- 专利标题: INERT HIGH HARDNESS MATERIAL FOR TOOL LENS PRODUCTION IN IMAGING APPLICATIONS
- 专利标题(中): 在成像应用中为工具镜头生产提供高硬度材料
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申请号: US12615885申请日: 2009-11-10
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公开(公告)号: US20110111945A1公开(公告)日: 2011-05-12
- 发明人: Elizabeth Ann Binky Peterson , William Roy Huston , Irene Spitsberg , Michael James Verti , Sudhir Brahmandam
- 申请人: Elizabeth Ann Binky Peterson , William Roy Huston , Irene Spitsberg , Michael James Verti , Sudhir Brahmandam
- 申请人地址: US PA Latrobe
- 专利权人: Kennametal Inc.
- 当前专利权人: Kennametal Inc.
- 当前专利权人地址: US PA Latrobe
- 主分类号: C04B35/56
- IPC分类号: C04B35/56 ; B29C43/52 ; H05B6/64 ; H05B6/00
摘要:
A tungsten carbide material for use in precision glass molding applications having 6.06-6.13 wt. % carbon, 0.20-0.55 wt. % grain growth inhibitor, less than 0.25 wt. % binder, less than 0.6% wt. % impurities, and balance being tungsten. The tungsten carbide material has a nominal grain size of less than 0.5 microns.
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