CAS No.: | 112945-52-5 |
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Formula: | Sio2 |
EINECS: | 238-878-4 |
Classification: | Dioxide Silica |
Appearance: | Powder |
Grade Standard: | Industrial Grade |
Samples: |
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Customization: |
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Technical Parameter:
Properties | Unit | Typical Value | Testing Method |
Silica Content(Based on ignited material) | % | ≥99.8 | GB/T 20020 |
PH value in 4% dispersion | - | 3.9~4.5 | GB/T 20020 |
Specific Surface Area(BET) | m2/g | 200±20 | GB/T 20020 |
Loss on drying(2 hours at 105ºC) | % | ≤2.0 | GB/T 20020 |
Loss on ignition (2 hours at 1000ºC) (based on material dried for 2 hours at 105ºC) |
% | ≤2.0 | GB/T 20020 |
Sieve Residue(45μm) | % | ≤0.04 | GB/T 20020 |
Tamped Density (Based on material dried at 105ºC for 2 hours) |
g/L | 40~60 | GB/T 20020 |
Characteristics
HM-200 is a hydrophilic fumed silica with a specific surface area of 200m2/g.
Properties
Reinforcing filler in elastomers
Rheology and thixotropy control in liquid systems
Anti-settling, thickening and anti-sagging agent
Free flow aid and anti-caking aid for powders
Applications
Coatings & Paintings
UPR, HTV&RTV Silicon Rubber
Adhesives and Sealants
Printing Ink
Fertilizer
Cosmetics
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