MULTI-PIECE THIN WALLED POWDER METAL CYLINDER LINERS
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United States of America Patent
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Issued Date -
May 13, 2010
app pub date -
Apr 3, 2008
filing date -
Apr 4, 2007
priority date (Note) -
Abandoned
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Abstract
A powder metal cylinder liner with a ratio of the length to the wall thickness greater than 12 made of at least two end to end cylinder liner pieces with each piece having a ratio of the length to the wall thickness of less than 20. The powder metal composition includes approximately between 85% and 99% sponge iron powder, approximately between 0.1% and 2.0% graphite, and approximately between 0.1% and 2.0% ethylene bis-stearamide wax. The cylinder liner pieces can be made using conventional powder metal compaction and sintering processes.
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