particle-size distribution


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particle-size distribution

[′pärd·ə·kəl ¦sīz ‚di·strə′byü·shən]
(engineering)
The percentages of each fraction into which a granular or powder sample is classified, with respect to particle size, by number or weight.

particle-size distribution

A tabulation of the percentages of the various sizes of particles in a sample of soil or aggregate for concrete as determined by sieve analysis.
References in periodicals archive ?
In contrast, the USDA system (Soil Survey Staff 1975) defines the texture of a soil from the particle-size distribution.
These avoid the abrupt changes in particle-size distribution that occur between some neighbouring classes in the USDA diagram.
These do not accord with the relation between particle-size distribution and texture as perceived from the behaviour of the soil under manipulation in the field.
Buchan GD (1989) Applicability of the simple lognormal model to particle-size distribution in soils.
This is because the conversion is based on an approximate regression and in reality the particle-size distributions can be multi-modal (Walker and Chittleborough 1986) and the data are also bound to contain a degree of measurement error.
Nemes A, Wosten JHM, Lilly A, Oude Voshaar JH (1999a) Evaluation of different procedures to interpolate particle-size distributions to achieve compatibility within soil databases.
The normal N351 particle-size distribution is tight and homogeneous, whereas the skew of the hypothetical carbon black blends are exaggerated toward the particle size distribution of the two component grades.
The N110 component will be much more difficult to incorporate into the rubber matrix due to its significant smaller particle-size distribution.
Company customizes ultra-tight particle-size distributions down to submicron levels.
Controlled particle-size distributions and good particle integrity yield highly efficient flatting and anti-blocking agents for high-clarity films.