BLUESIL HCR 980 U may be stored at temperatures between -5°C / 23°F and 40°C / 104°F for up to 18 months from its date of manufacturing.Please consult the Safety Data Sheet of this product.


Bluesil HCR 980 U is silicone master batch compound, vulcanising on heating after addition of a vulcanizing agent (chosen according to the transformation process).

Heat Protection;High Temperature Protection

HCR Masterbatch

  • Slight refreshening after prolonged storage

  • Easy to process

  • No post curing or slight post curing

  • Good heat stability, up to 200ºC, 250ºC using additive 744

Bluesil HCR 980 U is recommended for moulding, injecting and extruding of high hardness articles with a good compromise of mechanical properties.

Asia Pacific




Hardness81MonocompASTM D 2240sh.A
Elongation230MonocompNF ISO 37%
Density1.18MonocompISO 2781g/cm3
Tensile strength8.2MonocompNF ISO 37MPa