Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

WACKER Hydrophilic Fumed Silica HDK N20NUTRITION

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

Features Of WACKER Hydrophilic Fumed Silica HDK N20NUTRITION

  1. Food-Safe: FDA 21 CFR 175.300, Halal/Kosher certified, ultra-low heavy metals (As<1ppm, Pb<3ppm)

  2. Flow Control: 0.5-2% dosage reduces caking by 50% in hygroscopic powders

  3. Thixotropic Efficiency: Thixotropic index 2.5-3.0 with 1-10% adjustable viscosity

  4. Broad Compatibility: Stable in high-fat powders/spices (pH 3.8-4.3)

  5. Process Reliability: HACCP-certified production,<5% batch variation

Typical Applications Of WACKER Hydrophilic Fumed Silica HDK N20NUTRITION

  1. Food Additives: Anti-caking agent for spice powders/soup mixes, +30% shelf life

  2. Animal Feed: Moisture regulator in pellets, 40% higher absorption than carriers

  3. Cosmetics: Plastic-free abrasive in toothpaste/sunscreens

  4. Pharmaceuticals: Tablet glidant (0.1-0.5%), accelerates disintegration

  5. Industrial Coatings: Epoxy rheology modifier, +60% anti-settling

Specifications Of WACKER Hydrophilic Fumed Silica HDK N20NUTRITION

Chemical TypeHydrophilic fumed silica
AppearanceFluffy white powder
Surface Area (BET)175-225 m²/g
Primary Particle Size7-40 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%
Packaging10kg/moisture-proof bag, 150kg/big bag


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