Leveraging advanced thermo-mechanical properties, Wacker HDK N20 NUTRITION is a food-grade hydrophilic fumed silica with 175-225 m²/g surface area and ≥99.8% SiO₂ purity. Its nano-structured particles (7-40nm) enhance powder flowability and liquid thickening, compliant with EU E551, GB 9685-2016 for food additives, cosmetics, and industrial coatings
Food-Safe: FDA 21 CFR 175.300, Halal/Kosher certified, ultra-low heavy metals (As<1ppm, Pb<3ppm)
Flow Control: 0.5-2% dosage reduces caking by 50% in hygroscopic powders
Thixotropic Efficiency: Thixotropic index 2.5-3.0 with 1-10% adjustable viscosity
Broad Compatibility: Stable in high-fat powders/spices (pH 3.8-4.3)
Process Reliability: HACCP-certified production,<5% batch variation
Food Additives: Anti-caking agent for spice powders/soup mixes, +30% shelf life
Animal Feed: Moisture regulator in pellets, 40% higher absorption than carriers
Cosmetics: Plastic-free abrasive in toothpaste/sunscreens
Pharmaceuticals: Tablet glidant (0.1-0.5%), accelerates disintegration
Industrial Coatings: Epoxy rheology modifier, +60% anti-settling
Chemical Type | Hydrophilic fumed silica |
Appearance | Fluffy white powder |
Surface Area (BET) | 175-225 m²/g |
Primary Particle Size | 7-40 nm |
SiO2 Content | ≥99.8% |
Ignition Loss (1000℃) | <2% |
Bulk Density | ~40 g/L |
pH (4% aqueous) | 3.8-4.3 |
Moisture Content | <2.5% |
Packaging | 10kg/moisture-proof bag, 150kg/big bag |
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E-mail: wangxingqiang@ericwchem.com
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