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

Wacker Belsil DM 12500 Silicone Fluid

Wacker Belsil DM 12500 is a high-viscosity polydimethylsiloxane (PDMS) silicone fluid from Wacker’s Belsil DM series. It offers excellent thermal stability, low surface tension, and outstanding lubricity. Widely used in cosmetics, personal care formulations, and industrial lubricants as a conditioning and smoothing agent.
  • wacker belsil dm 12500 silicone fluid_36bc02ea
  • wacker belsil dm 12500 silicone fluid_36bc02ea

Features Of Wacker Belsil DM 12500 Silicone Fluid

  1. High-viscosity dimethyl silicone fluid with excellent thermal and oxidative stability.

  2. Low volatility and superior resistance to shear degradation under mechanical stress.

  3. Outstanding hydrophobicity and compatibility with organic polymers and fillers.

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

  5. Consistent batch-to-batch performance ensured by WACKER’s stringent quality control standards.

Typical Applications Of Wacker Belsil DM 12500 Silicone Fluid

  1. Base fluid in high-performance lubricants and greases for automotive and industrial bearings.

  2. Viscosity modifier and release agent in rubber and silicone elastomer processing.

  3. Key ingredient in specialty cosmetic formulations requiring long-lasting skin feel and spreadability.

  4. Carrier fluid in pesticide emulsifiable concentrates (EC) and agrochemical adjuvants.

  5. Component in electrical insulating compounds and thermal interface materials.

Specifications Of Wacker Belsil DM 12500 Silicone Fluid

Chemical TypeDimethyl polysiloxane (PDMS)
Product FormClear, colorless liquid
AppearanceTransparent, odorless, and homogeneous
Kinematic Viscosity (25 °C)Approx. 12,500 mm²/s (cSt)
Density (25 °C)Approx. 0.97 g/cm³
Refractive Index (25 °C)1.402–1.404
Flash Point (DIN 51758)≥300 °C
Volatility (150 °C, 24 h)<1.0 wt%


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