STORAGE t < +40°C IN ITS ORIGINAL PACKNo special storage precautions noted. Material is stable under normal conditions. Avoid contact with oxidizing agents. Use container made of: Plastic film (outer packaging - cardboard box) For further information, refer to Section 10: "Stability and Reactivity".Please consult the Safety Data Sheet of this product.ELV;GADSL;RoHS


Silicone Master batch, heat curing after addition of a vulcanisation agent (chosen according to the processing method).

Fire Protection;Heat Protection;High Temperature Protection;Protection

HCR Masterbatch




  • Good damping coefficient
  • Low resilience
  • Good heat stability (-110°C to 250°C)
  • Easy to obtain bright colours using Bluestar Silicones Colour Bases.


BLUESIL MM 771 SERIES are particularly recommended for the production of moulded pads or parts used in antivibration or damping systems in sectors such as aeronautics, aerospace, the electronics industry, transport, etc.

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

For information about Storage and Shelf Life for this product, please download the Technical Data Sheet.




Density1.16​MonocompISO 2781g/cm3
Hardness50MonocompASTM D 2240sh.A
Elongation625MonocompNF ISO 37%
Tensile strength9.4MonocompNF ISO 37MPa


































Rubber General Guide General Guide










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