NEXTEL Velvet Coating 811-21 is a pure black coating for low reflection and high emissivity. It reduces irritating reflection, increases measurement accuracy creates an light absorbing effects.

For requirements on the surface as temperature and humidity, better choose the alternative Suede Coating 3101. Due to it 2-component formulation it is more resistant and durable. The reflection values are on the same level.

Technical use
Velvet Coating 811-21

Suitable Primer / Thinner