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Technical Datasheet | Supplied by Tolsa
ADINS® Clay SIL-1 by Tolsa is an organomodified (silicone) high purity ultra-fine sepiolite, a natural occurring needle-like silicate. Product is available on request in different coated versions. ADINS® Clay SIL-1 works synergistically with most of flame retardants on polymeric systems, strongly boosting char formation during combustion and protecting polymer from further fire propagation. ADINS® Clay SIL-1 is suitable for different substrate such as thermoplastics & elastomers (specially for silicones, PC), paints & coatings and others under development.
Product Type
Flame Retardants / Smoke Suppressants > Silicone Compounds
Chemical Composition
Organically modified high purity sepiolite
Physical Form
Powder, Free-flowing
Light cream
Product Status
Applications/ Recommended for
  • PVC
  • Safety, regulation & environment > Flame retardancy
  • Polymer protection

ADINS® Clay SIL-1 Properties


Value & Unit
Test Condition
Test Method
Moisture Content
< 6.0 %
Particle Size Distribution
< 3.0 %
(By dry sieving residue on 45 µm)

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