No 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;RoHS;WEEE


BLUESIL MF 8140 U is a silicone master batch, heat curing after addition of a vulcanization agent (chosen according to the processing method).

Fire Protection;Heat Protection;High Temperature Protection;Sealing

HCR Masterbatch




  • Slight refreshening after prolonged storage.
  • Easy processing.
  • No or very little post-curing.
  • Good dielectric properties.
  • Good heat stability up to 250°C.
  • Major potential for post-filling and blending.
  • Good compromise of mechanical properties.
  • Easy to obtain bright colours.
  • Very good resistance to oxidizing agents (oxygen, ozone, UV)


BLUESIL MF 8140 U although especially recommended for cabling, can be processed using traditional techniques and on equipment widely found in the rubber industry.

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.




Density1.10MonocompISO 2781g/cm3
Elongation380MonocompNF ISO 37%
Hardness48MonocompASTM D 2240sh.A
Tensile strength6.7MonocompNF ISO 37MPa












































All rights reserved © Elkem Silicones 2018