Processing / Curing
50 parts of BLUESIL RES 21385 part A are added to 50 parts of BLUESIL RES 21385 part B.
The two components are mixed by stirring until uniformly mixed.
The mixture viscosity is around 2 000 mm²/s. This bath can be kept at 23°C for 15 days without any notable increase in viscosity.
The cure time is 2 to 3 minutes at 150°C.

BLUESIL RES 21385 B may be stored at temperatures between -20°C / -4°F and 50°C / 122°F for up to 18 months from its date of manufacturing.Please consult the Safety Data Sheet of this product.


BLUESIL RES 21385 A&B is a two component, solventless, thermoset silicone resin.


2 Part RTV


  • Heat polymerising.
  • Good release properties.
  • Good bath stability.


Varnishing of automotive cylinder head gaskets.

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




Viscosity12000PairedCompASTM D 2196mPa.s
Specific Gravity0.99PairedComp









viscosity_0c1789e9-7fae-461e-aa38-a017f6e319b0viscosity_0c1789e9-7fae-461e-aa38-a017f6e319b0Viscosity5500PairedMixASTM D 2196mPa.s





BLUESIL RES 21385 ABLUESIL RES 21385 A/our_offer/Product/90012872/90012873/BLUESIL-RES-21385-A