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DOWSIL™ EI -2888 Primerless Silicone Encapsulant Kit

Suitable for encapsulating rigid and flexible circuit boards for indoor and outdoor LED Lighting, explosion proof and high ingress protection rated luminaire as well as outdoor displays applications.


  • Outdoor Displays
  • Explosion proof lighting
  • Flexible and rigid LED strips


  • Primerless adhesion with inhibition resistance at low viscosity
  • Room temperature curing with optional heat acceleration
  • A cost effective alternative (does not contain platinum like other encapsulants)
Water droplets on surface of led strip

Discover the benefits of DOWSIL™ EI-2888 Primerless Silicone Encapsulant, an optically clear silicone that provides protection for LEDs from moisture and surface contaminants. This product’s optimum rheological properties allow for light fixtures in a variety of shapes or forms whilst delivering superior optical performance.

DOWSIL™ EI-2888 Primerless Silicone Encapsulant can be applied/dispensed in a variety of methods including automatic static or dynamic metering, manual mixing, or with flow, pour or needle dispensing equipment.


These values are typical properties and are not intended for use in preparing specifications.

  • Color Clear
  • Durometer - Shore 00 7 after 24 hours at 22°C Shore 00
  • Elongation 190 %
  • Mixing Viscosity 2700 Centipoise
  • Number of Parts Two
  • Pot Life 130 Minutes
  • Shelf Life 365 Days
  • Tensile Strength 29.0075 psi
  • Viscosity (Part A) 2000 mPa.s
  • Viscosity (Part B) 2300 mPa.s
  • Viscosity - Part B 2300 Pa.s
  • Volume Resistivity 1E +16 ohm-centimeters

No Safety Data Sheets are available online for this material
Please Contact Dow for additional information.

No sales specification could be found for this material in selected language

DOWSIL™ EI -2888 Primerless Silicone Encapsulant Kit
No Technical Data Sheets are available for this product
Please Contact Dow for additional information.

DOWSIL™ EI -2888 Primerless Silicone Encapsulant Kit

No Regulatory Data Sheets are available for this product

DOWSIL™ EI -2888 Primerless Silicone Encapsulant Kit
Please Contact Dow for distribution options available for this product.