porosity /po·ros·i·ty/ (por-os´it-e) the condition of being porous; a pore.
porosity (pōros´itē),
po·ros·i·ty (p -r s  -t , pô-)n. 1. The state or property of being porous. 2. A structure or part that is porous. 3. A cavity or perforation. |
porosity (pōros´itē),
n the pres-ence of pores or voids within a structure.
porosity, back-pressure,
n porosity produced in castings resulting from the inability of gases in the mold to escape through the investment.
porosity, occluded gas,
n porosity produced by improper use of the blowpipe (i.e., heating the metal in the oxidizing portion of the flame).
porosity, shrink-spot,
n an area of porosity in cast metal that is caused by shrinkage of a portion of the metal as it solidifies from the molten state without flow of additional molten metal from surrounding areas.
porosity, solidification,
n porosity that may be produced by improper spruing or improper heating of the metal or the investment.
porosity
the condition of being porous; a pore.
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