Product Overview
Built around real production needs
WACKER HDK® N20 is a functional additive beyond FRP alone. On GKFRP it sits under Fillers & Additives with emphasis on rheology control in resin systems.
Key benefits
- Provides thixotropy
- Viscosity control
- Helps improve sag resistance
- Suitable for various resin and coating systems
- Fine powder form
- TDS / SDS support available on request
Technical note
Specifications, use conditions and application procedures should be checked against the current TDS/SDS before production implementation.
Application information
Product position
Hydrophilic untreated fumed silica
Typical use
Builds viscosity, anti-settling and sag control in a range of polymer and composite systems.
Technical confirmation
Dispersion equipment, addition sequence and dosage strongly affect performance and must be validated in the actual formulation.