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

Wacker L 655 Silicone Fluid

Wacker L 655 Silicone Fluid is a premium-grade linear polydimethylsiloxane (PDMS) from Wacker’s L-series, offering exceptional thermal stability, low volatility, and outstanding lubricity. Widely used in cosmetics, industrial lubricants, and release agents, it features viscosity of ~650 cSt at 25°C, high purity, and excellent compatibility with organic materials.
  • wacker l 655 silicone fluid_32bb8903
  • wacker l 655 silicone fluid_32bb8903

Features Of Wacker L 655 Silicone Fluid

  1. Highly stable linear polydimethylsiloxane (PDMS) fluid with excellent thermal and oxidative resistance.

  2. Low volatility and minimal evaporation loss, ensuring long-term performance in high-temperature environments.

  3. Outstanding hydrophobicity and water-repellent properties for reliable surface protection.

  4. Excellent compatibility with organic polymers, elastomers, and common industrial additives.

  5. Non-toxic, non-staining, and compliant with FDA 21 CFR §178.3570 for incidental food contact applications.

Typical Applications Of Wacker L 655 Silicone Fluid

  1. Lubricant and release agent for rubber and plastic molding processes.

  2. Base fluid in high-performance silicone greases and thermal interface materials.

  3. Hydrophobic treatment agent for construction sealants and waterproofing membranes.

  4. Carrier fluid in personal care formulations requiring inert, non-greasy sensory profiles.

  5. Dielectric fluid in electrical insulation systems and transformer cooling applications.

Specifications Of Wacker L 655 Silicone Fluid

Chemical TypeLinear polydimethylsiloxane (PDMS)
Product FormClear, colorless liquid
AppearanceTransparent, mobile liquid with no sediment or haze
Viscosity (25 °C, cSt)Approx. 650
Density (25 °C, g/cm³)0.96–0.97
Flash Point (PMCC, °C)≥300
Refractive Index (25 °C)1.400–1.403
Volatility (200 °C, 24 h, wt%)<1.0


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