Jiangsu GPRO.Nanjing Titanium Dioxide Chemical Co,Ltd

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	Titanium Dioxide

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NR950 Rutile Titanium Dioxide (Mid-silica)
Info White powder,surface treated with Al+Si,non-toxic,easy to disperse. It has high brightness and whiteness,good tint reducing power and covering power. It also possesses good weather resistance and aging resistance.

Item
Standard
1st Grade Regular Grade
1 TiO2,%(m/m) ≥ 90.0
2 Color (as compared with reference standard) Not lower than Slightly lower than
3 Whiteness of dry powder Wg ≥ 91.0 89.0
4 Tint reducing power (as compared with reference standard) ≥ 100 90
5 Volatile at 105°C %(m/m) ≤ 1.0
6 Volatile at 105°C after 24h stay at (23±2)°C/RH (50±5)%,%(m/m) ≤ 1.5
7 Water soluble substances,%(m/m) ≤ 0.3 0.5
8 pH value of aqueous suspension 6.5-8.0 6.0-8.5
9 Oil absorption,g/100g ≤ 23 26
10 Residue on sieve 45μm,%(m/m) ≤ 0.08 0.20
11 Resistance of aqueous extract,Ωm ≥ 50
12 Rutile content,% ≥ 98 97

Application:in exterior plastic products,PVC profiles,mid to high-concentration latex paints,non-glossy wall coatings and papers. Also suitable for hard PVC containing lead stabilizer.