Fire retardant synergists

Fire retardant synergists

  • Halogen-free
  • RoHS compliant
  • Reduce smoke & toxic gas production
  • Reduce heat release rate
  • Improves ash strength
  • Reduce spread of flame


XF® Series Synergists are inorganic additives designed to enhance the performance of flame retardant systems.
The range is free from halogen compounds and will be effective with halogen and halogen-free fire retardant systems.


  • Composites
  • Wire & Cable
  • Flooring
  • Wall and textile coatings
  • Paints

XF® Series should be considered whenever an improvement to fire retardant systems is required for wire & cable, flooring, wall & textile coatings, composites, transparent systems (including gel coats) and paints.
Addition rates are typically in the range of 5 - 15% by weight of formulation.

Typical properties

Particle Size D50 3,5 -5,5 μ
Loss at 105° C < 1%
Loss at 1000° C < 2,5%
Specific Gravity 2,30 - 2,50
Bulk Density (untapped) 0,45 – 0,55 KgL-1
Refractive Index 1,55 – 1,59
Mohs hardness 4,5 - 6

Thermal stability

RoHS directive

Re: Directive 2002/95/EC of the European Parliament and of the Council of 27th January 2003 on the restriction of the use of certain hazardous substances in electrical and electronic equipment.

XF® Series Flame Retardant Synergists do not contain any additions of lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls (PBB) or polybrominated diphenylethers (PBDE).



For the first time we will be present as an exhibitor at the Glasstec trade fair in Dusseldorf, Germany. The event will be held 20-23 September 2016. We will be pleased to welcome you at Hall 9 / D28. More informations  
We are pleased to announce that company TES has won awards: Diamenty Forbesa 2014.
We are pleased to inform you that our company, once again, is among the nominees for the Gazele Biznesu 2013 - the most dynamic Polish companies.