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

DOW DOWsil OFX-0400 Fluid

DOW DOWsil OFX-0400 Fluid is a low-viscosity, platinum-catalyzed silicone fluid from Dow’s DOWsil OFX series, engineered for high-temperature stability and exceptional dielectric properties. Widely used in thermal interface materials, encapsulants, and lubricants, it offers outstanding hydrophobicity, chemical inertness, and long-term reliability across demanding industrial applications.
  • dow dowsil ofx 0400 fluid_08adc214
  • dow dowsil ofx 0400 fluid_08adc214

Features Of DOW DOWsil OFX-0400 Fluid

  1. Ultra-low surface tension for superior substrate wetting and leveling.

  2. High thermal and oxidative stability suitable for demanding high-temperature processes.

  3. Non-volatile, non-reactive silicone fluid with excellent compatibility in diverse formulations.

  4. Low volatility and negligible odor, supporting safer handling and improved workplace air quality.

  5. Hydrophobic and oleophobic surface modification capability without compromising substrate adhesion.

Typical Applications Of DOW DOWsil OFX-0400 Fluid

  1. Release agent additive in high-performance rubber and silicone molding compounds.

  2. Surface modifier in industrial coatings for enhanced slip, mar resistance, and water repellency.

  3. Processing aid in thermoplastic elastomer (TPE) and engineering plastic compounding.

  4. Defoamer carrier and stabilizer in aqueous and solvent-based industrial cleaning formulations.

  5. Component in specialty lubricants for precision instrumentation and optical assembly.

Specifications Of DOW DOWsil OFX-0400 Fluid

Chemical TypeLinear polydimethylsiloxane (PDMS)
Product FormClear, colorless liquid
AppearanceWater-white, mobile fluid
Viscosity (25°C, cSt)Approx. 400
Density (25°C, g/cm³)0.96–0.97
Flash Point (COC, °C)>300
Volatile Content (150°C, 2 hrs, wt%)<0.5
Key FeaturesLow surface energy, hydrolytically stable, non-toxic, non-corrosive


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