Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

WACKER SILFAR 350 Silicone Fluid

WACKER SILFAR 350 Silicone Fluid is a high-purity, low-viscosity polydimethylsiloxane (PDMS) from WACKER’s SILFAR series. Designed for precision applications including cosmetics, pharmaceuticals, and industrial lubrication, it offers excellent thermal stability, water repellency, and inertness. Meets USP/EP specifications, non-toxic, and widely used as a carrier or conditioning agent.
  • wacker silfar 350 silicone fluid_4f85428b
  • wacker silfar 350 silicone fluid_4f85428b

Features Of WACKER SILFAR 350 Silicone Fluid

  1. High thermal stability with continuous service temperature up to 200 °C.

  2. Excellent dielectric properties and electrical insulation performance.

  3. Low surface tension and superior spreading behavior on diverse substrates.

  4. Hydrophobic, non-toxic, and chemically inert toward most acids, bases, and oxidizing agents.

  5. Low volatility and minimal evaporation loss under standard operating conditions.

Typical Applications Of WACKER SILFAR 350 Silicone Fluid

  1. Dielectric coolant and impregnation medium in high-voltage transformers and capacitors.

  2. Lubricant for precision instruments, optical components, and vacuum system seals.

  3. Release agent for rubber and silicone elastomer molding processes.

  4. Base fluid in specialty lubricating greases for extreme-temperature environments.

  5. Carrier and processing aid in textile softeners and fabric finishing formulations.

Specifications Of WACKER SILFAR 350 Silicone Fluid

Chemical TypePolydimethylsiloxane (PDMS), linear
Product FormClear, colorless liquid
AppearanceWater-white, transparent, odorless
Viscosity (25 °C)Approx. 350 mm²/s (cSt)
Density (25 °C)Approx. 0.96 g/cm³
Refractive Index (25 °C)1.402–1.405
Flash Point (COC)≥ 300 °C
Volatility (150 °C, 24 h)< 1.0 % mass loss


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