发明名称 |
WINDING TAPE AND METHOD OF MAKING WINDING TAPE |
摘要 |
<p>In a method for manufacturing a winding tape (10) of unsintered polytetrafluoroethylene wherein polytetrafluoroethylene powder is mixed with a lubricating or slip agent, the material is molded into a cylindrical blank (1) and the blank (1) is first extruded as a strand with small outer dimensions and subsequently calendered into the tape (10) in the forming gap (13) of a pair of rolls (8,9). The surface of at least one roll is deformed under compression during calendering of the round rope (6) into the tape.</p> |
申请公布号 |
CA2416795(C) |
申请公布日期 |
2008.06.10 |
申请号 |
CA20032416795 |
申请日期 |
2003.01.17 |
申请人 |
HEW-KABEL/CDT GMBH & CO. KG |
发明人 |
STEFFES, WALTER;SCHWAMBORN, KLAUS |
分类号 |
B29C53/20;B29C47/00;B29C53/16;B29C55/00;B29C55/18;B29D7/01;B29K27/18;B29L7/00;H01B3/44;H01B17/56 |
主分类号 |
B29C53/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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