Characteristics

RUDDM

RUDDM-50

RUDDM-150

RUDDM-300

Form

powder

powder

powder

powder

Colour

grey

black

grey

grey

Bulk density, g/cm3

 0.7 ÷ 0.5

0.5 ÷ 0.3

Content of non-diamond carbon

none

none

none

Surface contamination of particles

decreased

decreased

decreased

decreased

Specific surface, m2/g

360

420

350

300

Type of particle size distribution

lognormal

lognormal

lognormal

Average mass particle size,(D50), nm*

50

150

300

Dispersion

1.95

2.06

Average size of a crystal, nm

3.5

3.5

3.5

3.5

Suspension forming  without an ultrasonic treatment

possible

possible

possible

possible

Possibility of a multiple drying of a suspension and a subsequent formation of a suspension from

yes

yes

yes

yes

Suspension stability

 high

super high

high

high

Stability of organosols in polar solvents

high

high

high

high

Agglomeration upon freezing-melting of a suspension

none

none

none

Agglomeration upon boiling or autoclaving

+

none

+

+

Possibility to make suspensions of a certain  concentration

possible

possible

possible

possible

Colloid stability in oils (without sedimentation within 2 months)

-

possible

-

-

Colloid stability during DC/AC electrophoresis  (non-destructible aggregates are not formed).

-

possible

-

-