Soudal Silirub 2/S Food-grade Silicone

Soudal Silirub 2/S Food-grade Silicone

Low-modulus, neutral-curing silicone for sanitary and food-safe sealing in kitchens, cold storage, containers and air-conditioners. Stays fully elastic.

Sealants

It meets a range of international food-safety and building standards, listed below.

  • Low-modulus, neutral oxime silicone sealant
  • Chemically neutral (pH 7)
  • For sanitary and food-safe applications
  • Meets a range of international standards
Technical data sheet Safety data sheet

The data sheet has the full substrate list, limits and test ratings. Not sure it fits your job? Ask us.

More downloads

Silirub 2/S leaflet FDA CFR 21 test report Food-grade test report (EU directives) Soudal catalogue Declaration of Performance 230003 (2025) (certificate)

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Specifications

Packaging 310 ml cartridges, 15 cartridges / carton
Colours available White (stock item). On indent: transparent, brilliant white, cream white, RAL 9010 (white), RAL 9006 (aluminium-white), RAL 1015 (light ivory), RAL 7038 (grey), grey-white, grey, concrete grey, basalt grey, transparent grey, medium grey, Manhattan, jasmine, silver grey

Features and applications

Features

  • Permanent colour, UV-resistant
  • Stays fully elastic after curing
  • Very good adhesion on many materials
  • Almost no smell
  • Long open time
  • Moisture- and fungal-resistant
  • Mould-resistant: contains ZnP, a biocide with fungicidal action
  • Very easy to apply
  • Corrosion-free

Applications

  • Sealing where a food-safe sealant is needed
  • Sanitary and kitchen joints
  • Glazing
  • Joints in refrigerators, containers and cold storage
  • Air-conditioning sealing

Suitable substrates

All usual building substrates, such as ceramic tiles, enamel, stainless steel, acrylic baths, glass, Corian, etc.

Conforms with

  • Belgium: ATG 1808 (NIT 107)
  • Rapport IANESCO 3812-label alimentaire for applications in food surroundings
  • Rapport IANESCO 551, conformity to FDA CFR 21 §177.2600 (e)
  • France: “Mastic Elastomère 1ère cat. sans primaire sur verre, alu et béton (label SNJF)”
  • Germany: DIN 18540 Teil 2 – DIN 18545 Teil 2 Dichtstoffgruppe E
  • United Kingdom: BS 5889 Type A
  • USA: TTS 001543a Class A