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Keywords: degassing
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eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1986
ISBN-10: 0-8031-0442-1
ISBN: 978-0-8031-0442-6
..., which is key to achievement of maximum properties, is directly related to vacuum degassing, hot pressing, and subsequent working of the material. An analysis of each of these steps is reviewed for aluminum PM Alloy 7091 with respect to oxide breakup and distribution. aluminum alloys powder...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1986
ISBN-10: 0-8031-0442-1
ISBN: 978-0-8031-0442-6
... homogeneous microstructure, extension of solid solubility limits, formation of metastable phases, and decreased grain size. During processing of the aluminum powder into a final product or into a workable preform, degassing is desirable to facilitate the breakup of the oxide skin and to disperse it. Also...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1971
ISBN-10: 0-8031-6195-6
ISBN: 978-0-8031-6195-5
..., and degasification of hydraulic fluids in hydraulic systems are suggested, including totally enclosed circuits. hydraulic equipment hydraulic fluids filtration oil filters vacuum degassing dehydration contamination purification maintenance cleaning diluents exhaust gases particle size grit...