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

Wacker Belsil DM 20 Silicone Fluid

Wacker Belsil DM 20 is a low-viscosity linear polydimethylsiloxane fluid from Wacker’s Belsil DM series. It offers excellent thermal stability, low surface tension, and high compatibility with organic materials. Widely used as a base fluid in personal care, lubricants, and silicone emulsions. Meets ISO 9001 standards and is REACH-compliant. Non-volatile, colorless, and odorless with a viscosity of ~20 cSt at 25°C.
  • wacker belsil dm 20 silicone fluid_c77d98c7
  • wacker belsil dm 20 silicone fluid_c77d98c7

Features Of Wacker Belsil DM 20 Silicone Fluid

  1. Low-viscosity, linear polydimethylsiloxane (PDMS) fluid with excellent thermal and oxidative stability.

  2. Highly hydrophobic and chemically inert, resistant to UV radiation and aging.

  3. Provides outstanding lubricity and surface slip without migration or gumming.

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

  5. Non-volatile and non-staining, meeting stringent requirements for high-purity applications.

Typical Applications Of Wacker Belsil DM 20 Silicone Fluid

  1. Personal care formulations — e.g., hair conditioners, skin creams, and antiperspirants.

  2. Industrial lubricants and release agents for rubber, plastic, and metal processing.

  3. Defoaming and antifoaming agents in water-based paints, coatings, and adhesives.

  4. Base fluid in silicone greases and specialty functional fluids for automotive and electronics.

  5. Carrier and conditioning agent in textile finishing and leather treatment systems.

Specifications Of Wacker Belsil DM 20 Silicone Fluid

Chemical TypeLinear polydimethylsiloxane (PDMS)
Product FormClear, colorless liquid
AppearanceTransparent, mobile liquid, odorless
Viscosity (25 °C, cSt)20 ± 2
Density (25 °C, g/cm³)0.96–0.97
Refractive Index (25 °C)1.401–1.403
Flash Point (PMCC, °C)≥300
Volatile Content (150 °C, 2 h, %)<0.5


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