PRODUCT NO.: SR-137
 
CHEMICAL ELEMENT: Titanium Dioxide, TiO2  
CRYSTAL TYPE: Rutile   
MANUFACTURING PROCESS: Sulfate Process  
SURFACE TREATMENT: ZrO2, Al2O3 and Organic  
APPEARANCE FORM: White powder   
COLOR INDEX NO.: 77891    
C.I. GENERIC NAME: Pigment White 6   

CATEGORY: 
ISO591-1: 2000(E): R2     
ASTM D-476-00: V   
CAS NO.: 13463-67-7      
EINECS NO.: 236-675-5     
 
DESCRIPTION: 
SR-137 is a zirconia/alumina surface treated rutile pigment, which is a universal, multi-purpose grade suitable for extensive applications in coatings/paints, plastics, paper making, printing oil, rubber, master batch etc. It has fine particle and high purity and can reander good whitness, high gloss, strong tinting strength and out-standing weather stability.  
      
TYPICAL PROPERTIES: 
TiO2 content (%): 93 (min)
Rutile content (%): 98 (min)  
Whiteness (vs standard sample) (%): not lower  
Tint-reducing power (Reynolds value): 1800 (min)  
Oil absorbation (g/100g): 21 (max)  
    
PH, aqueous suspension: 6.5 - 8.0  
Residue, 325 mesh screen (%): 0.05 (max)  
Volatile substance at 105 C(%): 0.5 (max)  
Resistance, aqueous extraction(Ω/ M): 80 (min)  
        
APPLICATIONS:
General grade, suitable for applications in paints, coatings, plastics,
paper, printing oil etc.
  
PACKAGING:
25KG per multi-layer paper-PE bag.