CHROME OXIDE




Description

Molecular Formulas as following :
Lemon Chromate : 2.5PbCrO 4 PbSO 4 +xAl(OH) 3 +yAlPO 4
Light Chromate : 3.2PbCrO 4 PbSO 4 +xAl(OH) 3 +yAlPO 4
Neutral Chromate : PbCrO 4 +xAl(OH) 3
Dark Chromate : PbCrO 4 +xAl(OH) 3
Orange Chromate : PbCrO 4 +xAl(OH) 3

Characters : Lead Chromate is a kind of bright-coloured yellow pigment with advantages of strong overspreading ability strong tinting strength, resistance to solvent and heat, grinding dispersing easily. Meeting Hydrogen Sulphide in changes into black.

Item
Technic Index
Lemon Chromate
Light Chromate
Neutral Chromate
Dark Chromate
Orange Chromate
Colour
Similar to standard sample
Similar to standard sample
Similar to standard sample
Similar to standard sample
Similar to standard sample
Tinting Strength ≥
95 %
95 %
95 %
95 %
95 %
Lend Chromate ≥
55 %
48 %
90 %
85 %
55 %
Hiding Power g/m 2
95
60
55
45
45
Matter soluble in water ≤ %(m/m)
1.0
1.0
1.0
1.0
1.0
Matter soluble at 105 0 C ≤ (m/m)
2.5
1.5
1.0
1.0
1.0
Acid value (Draw Wa tax) ≤
4 - 8
4 - 8
4 - 8
4 - 8
4 - 8
Oil sbsorption value (g/ 100g ) ≤
25
25
22
20
15
Residue on sieve
0.5 %
0.5 %
0.5 %
0.5 %
0.5 %

Chrome oxide green

Chrome oxide green yellow grade

 

Character: Green powder with strong coloring stength and good dispersion .
Usage: specilized in paint and coating making

Items
Specifications
Cr 2 O 3 Content %
98.0 min
Moisture %
0.20 max
Water soluble matter %
0.30 max
Oil absorption %
15-20g/100g
Tinting strength %
100+/-5
Residue on 600 mesh %
0.30 max
Color/Appearance
yellow dish Green powder

Chrome oxide green pigment grade

 

Formula: Cr 2 O 3
Character: Green powder with strong coloring stength and covering strength.
Applications: Plastic pigment,ceramic-glaze making,glass pigment,building, colorants,printing-ink

Items
Specifications
Cr 2 O 3 Content %
99.0 min
Moisture %
0.20 max
Water soluble matter %
0.3 max
Oil absorption %
15-25g/100g
Tinting strength %
100+/-5
PH Value%
6-8 max
Residue on 325 mesh) %
0.20 max
Color/Appearance
Green powder


packing & Delivery


Product packaging

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