It is recommended to apply BLUESIL PASTE B 431 onto clean and dry surfaces (degreased if necessary).
BLUESIL PASTE B 431 is applied with a brush, with a paint brush, with a spatula or with a paste gun.
BLUESIL PASTE B 431 can be diluted in aliphatic or chlorinated solvents to facilitate its application when being applied in thin coats.

BLUESIL PASTE B 431 may be stored at a temperature below 40°C / 104°F for up to 36 months from its date of manufacturing.Please consult the Safety Data Sheet of this product.


BLUESIL PASTE B 431 is a polydimethylsiloxanic oil based silicone paste together with inert fillers.
This paste is particularly use for static lubrication problems, low temperature electrical insulation applications and electrical protection in aggressive atmospheres.


Paste & Grease

  • Low temperature resistance (-60°C ).
  • Resistance to acidic atmospheres.
  • Self-levelling paste.
  • Chemically inert on most substances.
  • Hydrophobic.
  • protection of electrical equipment (on board terminal boxes, connectors) against humidity and corrosive atmospheres.
  • Various low temperature sealing applications.
  • Protection against the cold for formed in place gaskets.
  • Lubrication of small mechanisms operating at extreme temperatures (-60°C + 200°C  ) such as in air conditioning or refrigerated chambers.
  • Lubrication of aluminium on steel or of aluminium on itself. 

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




Volatile Content<3Monocomp%
Worked penetration360MonocompASTM D 2171/10mm