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Shanghai Yuejiang Titanium Chemical

Manufacturer Co., Ltd.

Add: 7floor, No.355 Changyang Road,

Hongkou District, Shanghai

Contact: Miss Xu

Mobile: 15801738185

Tel: 021-65132050/55093015

Fax: 021-55093017

E-mail: marketing@yuejianggr.com

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Paper coating grade calcined kaolin

1. Main properties and features

Chemical substances kaoin / calcined
Appearance white powder
Packing 25kg woven bag/ kraft paper bag, 1000kg sack
Main features low particle size, high whiteness, goood fluidity, goood surface smoothness, high luster, good absorption of printing ink, good hiding power
Range of application Used in paper making coating.

2. Quality Index

NO. Item Unit Physical Index
LJ-1 LJ-2
1 Whiteness % ≥90 ≥90±2
2 325-mesh Residue on sieve% % £¼0.004 ≤0.005
3 Refractive index % 1.62 1.62
4 Water content % £¼0.5 £¼0.5
5 pH-value of aqueous suspension   6.5-7.2 6.5¡«7.2
6 Oil absorption(depend on different fineness) %g/100g 60±5 60±5
7 £¼2um content % ≥90±2 ≥78

3. Chemical Index

SiO2(%) Al2O3(%) Fe2O3(%) TiO2(%) CaO(%) MgO(%) K2O(%) Na2O(%) L.O.L(%)
50±2 45±2 £¼0.5 £¼1.1 £¼0.3 £¼0.2 £¼0.06 £¼0.2 0.5
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