BLUESIL RTV 3428 B TRANSLUCENT may be stored at temperatures between -20°C / -4°F and 30°C / 86°F for up to 20 months from its date of manufacturing.Please consult the Safety Data Sheet of this product.


The BLUESIL RTV 3428 A&B is a two component silicone elastomer which cures at room temperature by a polyaddition reaction. This reaction can be accelerated by heat.


2 Part RTV

  • Easy processing and curing.
  • Outstanding tensile and tear strength.
  • Low linear shrinkage (when crosslinked at room temperature).
  • PART B: different colours available (see characteristics).

Once cured according to the conditions given in this technical data sheet, the chemical composition of BLUESIL RTV 3428 A&B conforms with the positive lists of products approved by the regulations in force in the following countries:

  • FRANCE: Journal Officiel, Brochure 1227
  • GERMANY: BGA, chapter XV-A
  • UNITED STATES: FDA Regulations, CFR-2 1

For regulated applications, please contact Bluestar to ensure compliance and obtain the relevant statement.

  • Production of flexible moulds with excellent details reproduction, mechanical resistance and duration.
  • Production of thermal expansion formers for composite materials (the aeronautic industry, boat-building, etc.).
  • Production of moulds intended for moulding objects in chocolate, sugar, marzipan and for producing decorative sugar, pieces of bakery, buscuits and confectionery products.


Asia Pacific;Europe Middle East Africa;Central and South America














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tear-strength_a14604f3-602f-4240-a9bf-15d90bbfbd13tear-strength_a14604f3-602f-4240-a9bf-15d90bbfbd13Tear strength20PairedMixKN/m





BLUESIL RTV 3428 ABLUESIL RTV 3428 A/our_offer/Product/90000452/90000746/BLUESIL-RTV-3428-A
















A Roman relic made in chocolate using a food-silicone mold Roman relic made in chocolate using a food-silicone mold
















BLUESIL RTV 3428 ABLUESIL RTV 3428 A/our_offer/Product/90000452/90000746/BLUESIL-RTV-3428-A
BLUESIL RTV 3428 B PINKBLUESIL RTV 3428 B PINK/our_offer/Product/90000747/90000452/BLUESIL-RTV-3428-B-PINK
BLUESIL RTV 3428 B WHITEBLUESIL RTV 3428 B WHITE/our_offer/Product/90000746/90000452/BLUESIL-RTV-3428-B-WHITE