GROUND, VISCOSITY OPTIMIZED HYDRATES Ground hydrates Viscosity optimized hydrates GROUND HYDRATES (ALOL 21AF, ALOLT 2AF, ALOLT 2AF, ALOLT 28AF, ALOLT 8AF, ALOLT38AF, ALOLT 30AF, ALOLT 50AF, ALOLT 59AF) Ground, viscosity optimized and are mainly used as environmentally friendly filler for the production of the following products: artificial marble roofing carpet backing coatings of PUR foam polyester resins SMC BMC pultrusion laminates cross linked elastomers conveyor belts cables floorings PVC flexible PVC rigid PVC foams dispersions polyurethans adhesives ALUMINIUM- HYDROXIDES GROUND TYPES Type of product ALOLT 21AF ALOLT 2AF ALOLT 28AF ALOLT 8AF ALOLT 38AF ALOLT 30AF ALOLT 50AF ALOLT 59AF Al(OH)3* % min. 99.5 min. 99.5 min. 99.5 min. 99.5 min. 99.5 min. 99.5 min. 99.5 min. 99.5 SiO2 % max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 Fe2O3 % max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 max. 0.01 Na2O total % max. 0.3 max. 0.3 max. 0.3 max. 0.3 max. 0.3 max. 0.3 max. 0.3 max. 0.3 Moisture % max. 0.2 max. 0.2 max. 0.3 max. 0.3 max. 0.3 max. 0.5 max. 0.6 max. 0.7 Bulk density kg/m3 max. 1150 max. 1050 max. 1000 max. 900 max. 850 max. 700 max. 500 max. 400 Average particle size d50 μm 25 – 35 15 – 25 12 – 18 10 – 15 8 – 13 5 – 10 3 – 6 2 – 4 Whiteness % min. 91 min. 91 min. 92 min. 92 min. 92 min. 93 min. 94 min. 95 * By difference Valid from: 01. 01. 2020 Download: Ground hydrate specification The above data are only for information, the actual values are indicated in the Quality Certificates provided to deliveries. The above values have been determined by the measuring methods and instruments of applied laboratory. BACK © 2021 Silkem Hungary. All Rights Reserved. Impressum I accept