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Advances in powder metallurgy; advantages of composite molybdenum-rhenium powders.(Conference Report)

Advanced Materials & Processes,  December, 2003  by Mitchell, Don

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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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