apparent density

apparent density

[ə′pa·rənt ′dens·əd·ē]
(metallurgy)
The weight per unit volume of a metal powder, in contrast to the weight per unit volume of the individual particles.

apparent density

1. The mass per unit volume of in-place thermal insulation.
2. The mass per unit volume (or the weight per unit volume) of a material, including the voids which are inherent in the material.
References in periodicals archive ?
Tenders are invited for Tenders Are Invited For The Stores: Magnesium Powder For Explosive&Pyrotechnic Composition Griii Tospecn-Is:2307-2004(2Nd Rev)With Apparent Density Min.
The apparent density and porosity of the different PDMS beads were listed in Table 1.
Properties Zn Concentration (%) 0 1 4 10 Apparent density (g/[cm.
8,574,209 B2 Absorbent article having a top sheet with a lower apparent density region: Kazuya Nishitani, Kanonji, Taiwan; and Minako Sagisaka, Kanonji, Taiwan.
Some of the parameters used for the test were: apparent density, electrical resistance, thermal conductivity, crystalline size and others.
Ray-Ran will also present its bulk density apparatus at K 2013, which can be used to test the apparent density of material, which is the weight per unit volume of material, including voids, inherent in the material as tested.
The apparent density and specific mass was found by the toluene test, according to the standard NLT 176 (1992).
These materials typically have very low apparent density and must be metered into the kneader with absolute precision and homogeneously mixed into the melt with optimum shear and without destroying its structural properties.
Table 5: Structural density (pstr), apparent density (pap) and porosity (s) for the formulated paints Paint Pest (g [cm.
Lumbar spine, femoral neck and forearm bone mineral content (BMC) and areal density (aBMD) were measured using dual X-ray absorptiometry; lumbar spine and femoral neck apparent density (BMAD) were calculated.
In case of the cortical bone the apparent density and material density are the same as there is no marrow space in compact bone [14].
At low pressure levels, a rapid consolidation and compaction of the carbon black takes place with a corresponding increase in apparent density.