pyrophoric material

(redirected from Pyrophoricity)
Also found in: Dictionary, Wikipedia.
Related to Pyrophoricity: Pyrophoric iron

pyrophoric material

[‚pī·rə‚fȯr·ik mə′tir·ē·əl]
(chemistry)
A material that spontaneously ignites in air below 113°C (45°C), such as fine metal powder, alkali metal, partially or fully alkylated metal or nonmetal hydride, and metal carbonyl.
References in periodicals archive ?
Unfortunately, the problems for applying CuOZnO catalysts under these conditions are pertain to poor thermal stability and the pyrophoricity of the material [10].
However, the nanopowders of niobium and tantalum obtained in the reconstruction of pentachloride have a reduced threshold of pyrophoricity due to the adsorbed layer of hydrogen chloride on their surface.
Lyman, R., Volkmer, J., Pyrophoricity (spontaneous combustion) of Powder River Basin coals--considerations for coalbed methane development.
For large productions, the iron powder can be briquetted, with no danger of pyrophoricity.
Its high density (nearly twice that of lead), ability to burn on impact (pyrophoricity), self-sharpening properties, and ready availability make DU an ideal material for military purposes.