type

content

Oil absorption

Sieve residue

Water soluble

moisture

Ph

density

Powder iron oxide 190 shape

chromatic aberration

Tinting strength%

(%)

(ml/100g)

(%)

(%)

(%)

g/cubic. cm

Red Iron Oxide

Y101
110
120
130
230
140
180
190

≥96
≥96
≥96
≥96
≥96
≥96
≥96
≥95

15~25
15~25
15~25
15~25
15~25
15~25
15~25
15~25

≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
≤0.5

≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
≤0.5

≤1.0
≤1.0
≤1.0
≤1.0
≤1.0
≤1.0
≤1.0
≤1.0

3~7
3~7
3~7
3~7
3~7
3~7
3~7
3~7

0.7-1.1
0.7-1.1
0.7-1.1
0.7-1.1
0.8-1.2
0.9-1.3
1.3-1.7
0.7-1.1

spherical
spherical
spherical
spherical
spherical
spherical
spherical
spherical

≤1
≤1
≤1
≤1
≤1
≤1
≤1
≤1

95~105
95~105
95~105
95~105
95~105
95~105
95~105
95~105

Yellow Iron Oxide

311
313
586
588

≥86
≥86
≥86
≥86

25~35
25~35
25~35
25~35

≤0.3
≤0.3
≤0.3
≤0.3

≤0.3
≤0.3
≤0.3
≤0.3

≤1.0
≤1.0
≤1.0
≤1.0

3~7
3~7
3~7
3~7

0.4-0.6
0.4-0.6
0.4-0.6
0.4-0.6

acicular
acicular
acicular
acicular

≤1
≤1
≤1
≤1

95~105
95~105
95~105
95~105

Black Iron Oxide

330
740
750
770

≥92
≥93
≥93
≥95

15~25
15~25
15~25
15~25

≤0.4
≤0.4
≤0.4
≤0.4

≤0.5
≤0.5
≤0.5
≤0.5

≤1.0
≤1.0
≤1.0
≤1.0

5~8
5~8
5~8
5~8

0.8-1.2
0.9-1.3
0.8-1.3
0.8-1.2

spherical
spherical
spherical
spherical

≤1
≤1
≤1
≤1

95~105
95~105
95~105
95~105

Brown Iron Oxide

610
663
686
641

≥90
≥90
≥90
≥88

25~35
20~30
15~25
25~35

≤0.3
≤0.4
≤0.5
≤0.3

≤0.5
≤0.5
≤0.5
≤0.5

≤1.0
≤1.0
≤1.0
≤1.0

4~7
4~7
4~7
4~7

0.7-1.1
0.8-1.2
0.8-1.2
0.7-1.1

irregular
irregular
irregular
irregular

≤1
≤1
≤1
≤1

95~105
95~105
95~105
95~105

Orange Iron Oxide

270
960
2040

≥88
≥88
≥88

20~30
20~30
20~30

≤0.3
≤0.3
≤0.4

≤0.5
≤0.5
≤0.5

≤1.0
≤1.0
≤1.0

4~7
4~7
4~7

0.7-1.1
0.7-1.1
0.8-1.2

irregular
irregular
irregular

≤1
≤1
≤1

98~102
98~102
98~102

Green Iron Oxide

5605
835

≥43

25~35
25~35

≤0.5
≤0.5

≤2.5
≤2.5

≤1.0
≤1.0

≥6.0
≥6.0

0.4-0.8
0.4-0.8

irregular
irregular

≤1
≤1

95~105
95~105

Green

Chromium oxide

GX

≥99
(Cr2O3)

10~25

≤0.3

≤0.3

≤0.3

5~8

1.0-1.3

spherical

≤1