MICROMERITICS FORMULAS Flashcards
1
Q
POROSITY
V void
A
Vbulk - Vtrue
2
Q
ANGLE OF REPOSE (θ)
A
tan‾¹ (h/r)
h - height of the pile
r - radius of the pile
3
Q
DETERMINATION OF BULK DENSITY
bulk density
ρbulk
A
g sample / mL untapped
4
Q
DETERMINATION OF TAPPED DENSITY
tapped density
ρtapped
A
g sample / mL tapped
5
Q
COMPRESSIBILITY (CARR’S) INDEX
C.I. =
A
ρ tapped - ρ bulk / ρ tapped x 100