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词条 Aluminium powder
释义

  1. Usage

  2. See also

  3. References

  4. External links

Aluminum powder is powdered aluminum. This was originally produced by mechanical means using a stamp mill to create flakes. Subsequently, a process of spraying molten aluminum to create a powder of droplets was developed by E. J. Hall in the 1920s. The resulting powder might then be processed further in a ball mill to flatten it into flakes for use as a coating or pigment. Aluminum powder is non-toxic and is not harmful unless injected directly in a major blood vessel such as the aorta{{citation needed|date=December 2016}}. Aluminum powder, if breathed in, is not particularly harmful and will only cause minor irritation.[1] The melting point of aluminum powder is 660 °C.[2]

Usage

  • cosmetic colorant
  • pyrotechnic
  • in paints as metallic silver pigment
  • Fingerprint powder[3]
  • Rocket and missile fuel
  • thermite
  • refractory

Depending on the usage, the powder is either coated or uncoated.

See also

  • Metal powder
  • {{portal-inline|Technology}}

References

1. ^{{citation |url=https://books.google.com/books?id=Lskj5k3PSIcC&pg=PA275 |chapter=Powder Metallurgy Processing |page=275 |title=Aluminum and Aluminum Alloys |author=Joseph R. Davies |publisher=ASM International |year=1993 |isbn=9780871704962}}
2. ^{{Cite book|url=https://books.google.com/books?id=JyNcYiY11T8C&pg=PA155&dq=The+melting+point+of+aluminum+powder+is+660%C2%A0%C2%B0C.&hl=en&sa=X&ved=0ahUKEwiz3Zny0fDXAhVN5GMKHawuBjsQ6AEIMjAC#v=onepage&q=The%20melting%20point%20of%20aluminum%20powder%20is%20660%C2%A0%C2%B0C.&f=false|title=Principles of Fire Protection Chemistry and Physics|last=Friedman|first=Raymond|date=1998|publisher=Jones & Bartlett Learning|isbn=9780877654407|language=en}}
3. ^{{Cite book|url=https://books.google.com/books?id=n9out--0RRkC&pg=PA137&dq=Fingerprint+powder+uses+aluminum+powder&hl=en&sa=X&ved=0ahUKEwjU4frB0fDXAhUV8GMKHWrICMYQ6AEIKDAA#v=onepage&q=Fingerprint%20powder%20uses%20aluminum%20powder&f=false|title=Fingerprints and Other Ridge Skin Impressions|last=Champod|first=Christophe|last2=Lennard|first2=Chris J.|last3=Margot|first3=Pierre|last4=Stoilovic|first4=Milutin|date=2004-04-27|publisher=CRC Press|isbn=9780203485040|language=en}}

External links

  • https://www.cdc.gov/niosh/ipcsneng/neng0988.html
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1 : Aluminium

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