BlackOut TM de 2ème qualité - Acktar black coatings

BlackOut TM de 2ème

BlackOut Foil roll
  • Ultra - Diffusive-matte
  • Completely inorganic
  • Aluminum foil


UGS : ND Catégorie :
High Adhesion
Space Qualified
Low Reflection
Thickness 3-8µm
Temperature stability
REACH ROHS Compliant


Please note this material is considered Second Grade in regards to cosmetic surface defects.

First Grade Material – is offered under trade names: Metal Velvet™ at Coated Black Foils & Films

Coatings applied by Acktar are subject to inspection and testing prior to shipment.

The following Default Final Inspection Criteria will apply unless otherwise agreed upon in advance and in writing between Acktar and the customer.

Note: Quantitative data carry a tolerance of +/- 10% unless otherwise specified.

Test & Requirement

Optical Performance

Hemispherical reflectance VIS [%]: *Average 3%

Hemispherical reflectance NIR-SWIR [%]: *Average 3.5%

Hemispherical reflectance MVIR [%]: *Average 6%

Visual appearance

  • Diffusive
  • Coating appearance:
    • Shades of black are acceptable provided that measured reflectance is within spec.
    • Local areas with light colorfulness are acceptable provided that reflectance is within spec.
  • There should be no evidence of flaking, peeling or cracking.
  • Surface defects such as: scratches, spots, stains and digs are allowed provided that the accumulative area does not exceed 10% of the surface.
  • Deviation in flatness allowed
  • Adhesive back: May contain wrinkles or air bubbles. A 5mm (max.) margin of a non-adhesive area is allowed around the edges.


  • Rolls length will carry a +/-10% tolerance.
  • Sheet size will carry a +/- 10% tolerance.

*Average is Calculated based on 10 Measurements over an area of 20x20cm