Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® LR2240
SiSiB® LR2240

LSR for High Voltage Insulating Cable Accessories

SiSiB® LR2240 series are paste-like, easily pigmentable two-component liquid silicone rubber for injection molding process. It is designed for high voltage cable accessories.

SiSiB® LR2240

Technical Data


Grey or Transparent

Viscosity (Pa.s)


Density (g/cm3)


Hardness (Shore A)


Tensile Strength (MPa)

Min. 7

Elongation (%)

Min. 420

Tear Strength (kN/m)

Min. 18

Volume Resistivity (Ω.cm)

Min. 1.0 X1015

Dielectric Constant

Max. 3.0

Dissipation Factor

Max. 0.003

Tracking Resistance


Dielectric Strength (KV/mm)

Min. 23

Curing condition: 10 minutes at 140°C and post cure 4 hours at 200°C.


Packing and Storage

  • SiSiB® LR2240 is supplied in 20Kg box, with plastic bag inside.

  • In the unopened original container it has a shelf life of one year in a dry and cool place.

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