Remix each of the two components (part A and B) every time before using. Add 100 parts of BLUESIL RTV 4619 A to 100 parts of BLUESIL RTV 4619 B. Mix thoroughly the two components in a clean vessel. Mix gently in order to avoid air bubbles from being entrapped. Pour on pattern and demould after at least 30'.

Warning: for mixing use only clean stainless steel or plastic vessels. Crosslinking of RTV vulcanising by an addition cure reaction may be inhibited by contact with products like:

- Heavy metal salts.

- Amines.

- Sulphur and derivatives.

- Catalysts of epoxy resins.

从生产日期开始产品BLUESIL RTV 4619 A/B KIT保质 24个月请查看安全数据表


The BLUESIL RTV 4619 A&B is a two components silicone elastomer which cures at room temperature by an addition cure reaction, with a 1:1 ratio).






  • High fluidity.
  • Excellent details reproduction.
  • Transparency.
  • Low linear shrinkage.
  • No release of toxic substances during and after curing.
  • High resistance to inorganic chemicals and UV rays.
  • Good release properties with organic resin and gypsum.
  • Good mechanical properties.

This product is specifically formulated for reproduction in audiology, especially where a good transparency is requested.