Silcadur NW400 Boron Nitride Coating Material

Silcadur NW400 is an advanced, boron nitride (BN) based coating material specifically developed for high-temperature metal casting and melting processes. It offers superior release and protective properties, particularly in equipment that comes into contact with aluminum and aluminum alloys.

Thanks to its high heat resistance, low friction coefficient, and excellent chemical inert structure, Silcadur NW400 ensures long service life, process safety, and surface quality in industrial casting applications.

Technical Specifications of Silcadur NW400

• Boron Nitride-based formulation

• High temperature resistance (above 1000°C)

• Excellent separating (non-wetting) properties.

• Prevents aluminum adhesion.

• Low coefficient of friction

• Homogeneous and smooth coating surface.

• High resistance to thermal shock.

Areas of Application

Silcadur NW400 is preferred for the protection of surfaces that play a critical role in aluminum casting and melting processes:

• Graphite crucibles

• Casting molds

• Ceramic and graphite components

• Nozzles and casting spouts

• Tandish

• Thermocouple protection tubes

Advantages of Using Silcadur NW400

✔ Extends equipment lifespan ✔ Prevents metal adhesion ✔ Improves surface quality ✔ Reduces maintenance and cleaning times ✔ Ensures production continuity ✔ Reduces scrap rates

Thanks to these features, the Silcadur NW400 reduces operational costs and increases production efficiency.

Method of Application

Silcadur NW400 is generally applied by spraying or brushing. It is recommended that the surface be clean and dry before application. It can be diluted with water or suitable solvents as needed. Correct application directly affects the performance and lifespan of the coating.

Why Silcadur NW400?

If you are looking for a high-performance and reliable boron nitride coating for aluminum casting processes, Silcadur NW400 is the ideal solution with its technical durability, stable performance, and industrial reliability.