HIFULL HL-150 is hydrophilic fumed silica with a specific surface area around 150㎡/g.


HTV and RTV Silicone rubber

Adhesives and Sealants

Coatings and Paintings


Reinforcing filler in elastomers

Rheology control and thixotropic agent

Anti-settling,anti-sagging and thickening agent

Free flow aid and anti-caking aid for powders 

Physical & Chemical Data

PropertiesUnitTypical ValueTesting Standard
Specific Surface Area(BET)m2/g150±15GB/T 20020
pH value in 4% dispersion-3.9~4.5GB/T 20020
Loss on drying(2 hours at 105℃)%≤1.5GB/T 20020
Loss on ignition(2 hours at 1000℃ based on material dried for 2 hours at 105℃)%≤2.0GB/T 20020
Sieve Residue(45μm)mg/kg≤250GB/T 20020
Silica Content(Based on ignited material)%≥99.8GB/T 20020
Tamped Density(Based on material dried at 105℃ for 2 hours)g/dm³30~60GB/T 20020