Series 831/804

Optical Fibre coating


Colourless thermostable UV curable resin for the generation of an outer coating of Tight Buffer (TB) and Compact Fibre Units (CFU)

Basis Reactive mono- and oligomers
Application method Color coding and coating line e.g. Medek + Schörner, Nextrom and others after the application of an inner Tight Buffer (Series 830) (Encapsulating can be performed in one step. The use of a "wet-on-wet" double coating applicator is recommended)
Form of supply Transparent (coloured version in 12 brilliant and clearly distinguishable shades also available)
Technical Data
Density0,9 - 1,2 g/cm³ISO 2811-1 at 30°C
Viscosity1900 - 2300 mPasDIN 53019-1 cone/plate at 30°C
Flash point>100°CISO 1523
PreparationStir before use. Prevent to beat air bubbles into resin.
CuringEffected by means of high-pressure mercury vapour lamps or Fusion bulbs
Process speedup to 1000 m/min depending on number of fibres
CleaningHERKULA special cleaning agent 35014
Shelf life: One year in a well closed bucket (<30°C) protected from light, Standard Packaging: 5 kg bucket
Observe your Material Safety Data Sheet as well as the instructions on the label
No evaporating solvent, no relevant shrinkage
  • No detectable influence on the properties of the optical fibres
  • Thermostable up to max. 150°C (3000 hrs tested)
  • Version: 02/06/2014
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