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

9-200 Phenylmethyl Silicone Oil

Dow Corning 9-200 Phenylmethyl Silicone Oil is a high-purity, low-volatility fluid from the Dow Corning silicone oils series. Featuring excellent thermal stability, low surface tension, and broad compatibility with organic materials, it’s widely used in coatings, release agents, and specialty lubricants. Its phenylmethyl structure enhances oxidation resistance and UV stability versus standard methyl silicones.
  • 9 200 phenylmethyl silicone oil_f9c51fb7
  • 9 200 phenylmethyl silicone oil_f9c51fb7

Features Of 9-200 Phenylmethyl Silicone Oil

  1. Excellent thermal stability up to 250 °C in inert atmospheres.

  2. Superior oxidative resistance compared to standard methyl silicone oils.

  3. Low volatility and high flash point for enhanced process safety.

  4. Good compatibility with organic polymers, resins, and fillers.

  5. Clear, colorless to pale yellow liquid with low pour point (–50 °C).

Typical Applications Of 9-200 Phenylmethyl Silicone Oil

  1. High-temperature heat transfer fluids in industrial circulation systems.

  2. Base oil for specialty lubricants used in aerospace and automotive components.

  3. Release agent for composite molding and high-temperature elastomer processing.

  4. Dielectric fluid in precision electronic potting and encapsulation formulations.

  5. Viscosity modifier and functional additive in high-performance greases.

Specifications Of 9-200 Phenylmethyl Silicone Oil

Chemical TypePhenylmethyl polysiloxane
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
Viscosity at 25 °C (cSt)200 ± 20
Density at 25 °C (g/cm³)1.03–1.07
Flash Point (COC, °C)≥ 300
Pour Point (°C)≤ –50
Refractive Index (25 °C)1.495–1.505


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