Manufacturing Industry
Advances in powder metallurgy; advantages of composite molybdenum-rhenium powders.(Conference Report)
Advanced Materials & Processes, December, 2003 by Mitchell, Don
Traditional techniques for Mo-Re compaction involve powder blending, pressing, pre-sintering, and sintering; but composite Mo-Re powders allow the two-step sintering method to be replaced by a lower-temperature, one-step operation. The composite powder reduces segregation and increases homogeneity.
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In addition, the compacts formed from the composite powder approach full density at only two-thirds the temperature required for traditional powder compaction. This measurable decrease in temperature requirements and a decrease in the need for segregation control together enable reduced ...
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