Sillitin Z 89 offers higher color neutrality.
- excellent dispersion properties
 
- very low sedimentation
 
- good cut
 
- gentle cleaning
 
- no scratching
 
- acid-resistant
 
- also suitable for food contact and drinking water applications (as per FDA and BfR regulations)
 
- suitable for glass, ceramic, metal, natural stone, pedestal, plastic, porcelain, stainless steel
 
| Product characteristics | Unit | Testing method | SILLITIN Z 89 | 
|---|---|---|---|
| 
                                                                                             Color values L* 
                                                                                                                                        Color values a* 
                                                                                                                                        Color values b* 
                                                                                     | 
                                        acc. to CIELAB | 
                                                                                             96.1 
                                                                                                                                        0.2 
                                                                                                                                        4.2 
                                                                                     | 
                                    |
| 
                                                                                             Particle size D50 
                                                                                                                                        Particle size D97 
                                                                                     | 
                                        µm | acc. to ISO 13320-1 | 
                                                                                             2.1 
                                                                                                                                        9.5 
                                                                                     | 
                                    
| 
                                                                                             Residue > 40 µm 
                                                                                                                                 | 
                                        mg/kg | acc. to DIN EN ISO 787 part 18 | 
                                                                                             20 
                                                                                                                                 | 
                                    
| Volatile matter at 105 °C | % | acc. to DIN EN ISO 787 part 2 | 0.5 | 
| Electrical conductivity | µS/cm | acc. to DIN EN ISO 787 part 14 | 80 | 
| pH Value | acc. to DIN EN ISO 787 part 9 | 8.7 | |
| 
                                                                                             Density 
                                                                                                                                        Bulk density 
                                                                                                                                        Tamped density 
                                                                                     | 
                                        g/cm³ | 
                                                                                             acc. to DIN EN ISO 787 part 10 
                                                                                                                                        acc. to DIN ISO 903-1976 
                                                                                                                                        acc. to DIN EN ISO 787 part 11 
                                                                                     | 
                                        
                                                                                             2.6 
                                                                                                                                        0.25 
                                                                                                                                        0.40 
                                                                                     | 
                                    
| 
                                                                                             Spec. Surface area (BET) 
                                                                                                                                        Oil absorption 
                                                                                     | 
                                        
                                                                                             m²/g 
                                                                                                                                        g/100 g 
                                                                                     | 
                                        
                                                                                             acc. to DIN ISO 9277 
                                                                                                                                        acc. to DIN EN ISO 787 part 5 
                                                                                     | 
                                        
                                                                                             11 
                                                                                                                                        55 
                                                                                     | 
                                    
| 
                                                                                             Hardness silica/kaolinite 
                                                                                                                                        Abrasivity 
                                                                                     | 
                                        mg | 
                                                                                             acc. to Mohs 
                                                                                                                                        acc. to Einlehner 
                                                                                     | 
                                        
                                                                                             7/2.5 
                                                                                                                                        30 
                                                                                     | 
                                    
| Refractive index n | sin α / sin β | 1.55 | |
| 
                                                                                             Water solubility 
                                                                                                                                        Acid solubility 
                                                                                     | 
                                        % | 
                                                                                             acc. to DIN EN ISO 787 part 3 
                                                                                                                                        acc. to DIN 53770 (0,1 N HCL) 
                                                                                     | 
                                        
                                                                                                         < 0.5
     
                                                                                                                                                    < 1
     
                                                                                     | 
                                    
| 
                                             Chemical Analysis: 
                                                                                            SiO2 
                                                                                                                                        Al2O3 
                                                                                                                                        Fe2O3 
                                                                                     | 
                                        % | acc. to DIN 51001 (RFA) | 
                                             82 
                                                                                                                                        12 
                                                                                                                                        < 1 
                                                                                     | 
                                    
| 
                                             Mineralogical Composition: 
                                                                                            Neuburg silica 
                                                                                                                                                                                    Kaolinite 
                                                                                                                                        Other minerals 
                                                                                                                                                                             | 
                                        % | Based on X-ray diffraction pattern analysis combined with Rietveld | 
                                             60 
                                                                                                                                                                                    25 
                                                                                                                                        5 
                                                                                                                                                                             |