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

Wacker L 656 Silicone Fluid

Wacker L 656 Silicone Fluid is a premium-grade linear polydimethylsiloxane (PDMS) from Wacker’s L-series, offering excellent thermal stability, low volatility, and superior lubricity. Widely used in cosmetics, industrial lubricants, and release agents, it features low surface tension, high flash point, and consistent viscosity at 650 cSt (25°C).
  • wacker l 656 silicone fluid_96f8b2f9
  • wacker l 656 silicone fluid_96f8b2f9

Features Of Wacker L 656 Silicone Fluid

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

  2. Low volatility and minimal evaporation loss under elevated temperature conditions.

  3. Outstanding hydrophobicity and surface slip, providing effective water repellency and lubricity.

  4. Compatible with a broad range of organic solvents, polymers, and elastomers.

  5. Non-toxic, non-irritating, and compliant with major global regulatory frameworks for industrial use.

Typical Applications Of Wacker L 656 Silicone Fluid

  1. Base fluid in high-performance lubricants and greases for precision machinery and automotive components.

  2. Carrier and release agent in textile and paper processing coatings.

  3. Key ingredient in personal care formulations requiring silky feel and emolliency, such as hair conditioners and skin creams.

  4. Additive in defoamers and antifoaming agents for industrial cleaning and wastewater treatment systems.

  5. Processing aid in silicone rubber compounding to improve filler dispersion and reduce mixing energy.

Specifications Of Wacker L 656 Silicone Fluid

Chemical TypeLinear polydimethylsiloxane (PDMS)
Product FormClear, colorless liquid
AppearanceWater-white, mobile liquid at room temperature
Viscosity (25 °C, cSt)Approx. 650
Density (25 °C, g/cm³)0.965–0.975
Refractive Index (25 °C)1.402–1.406
Volatile Content (150 °C, 2 h, %)≤ 1.5
Flash Point (COC, °C)≥ 300


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