Magnetite Properties
|
Item
|
Unit
|
QC 65-35
|
QC 90-06
|
|
Sat.Magnetisation (σs)
|
emu/g
|
90±7.0
|
90±7.0
|
|
Remanence (σr)
|
emu/g
|
3.3±0.5
|
6.0 ± 1.0
|
|
Coercivity（Hc）
|
Oe
|
63±5.0
|
100.0 ± 10.0
|
|
FeO-content
|
%
|
26.0±3.0
|
26.0 ± 3.0
|
|
Bulk density
|
g/ml
|
0.8±0.2
|
0.4 ± 0.2
|
|
Spec. Surface aea BET
|
m 2 /g
|
8.0±2.0
|
6.0 ± 2.0
|
|
pH value
|
-
|
8.5±2.0
|
8.5 ± 2.0
|
|
Moisture(IR)
|
%
|
＜ 0.50
|
＜ 0.50
|
|
Primary Particle size
|
nm
|
200-300
|
100-300
|
|
Particle Shape
|
|
spherical
|
Cubic
|
|
Water soluble content
|
‰
|
＜ 1.0
|
＜ 1.0
|
|
Oil adsoption
|
ml/100g
|
25.0±5.0
|
40.0 ± 5.0
|
|
Sieve residue(325 Mesh)
|
%
|
＜ 0.05
|
＜ 0.
|
QC65-35 (Hc:65-75)FOR HP TONER FOR PRINTER TONER 6535
 
QC90-06(Hc:100-110) FOR CANON TONER FOR COPIER TONER 9006
 
HDK HI-CO MAGNETITE FOR HIGH SPEED FOR MAGNETIC INK HDK
 
 PRODUCTS LINE
IRON OXIDE FOR LASER PRINTER/COPIER TONER
IRON OXIDE HI-COERCIVITY
  
|
