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

DOW XIAMETER PMX-200 Silicone Fluid 1000000 cSt

DOW XIAMETER PMX-200 Silicone Fluid 1000000 cSt is a high-viscosity methyl silicone oil from Dow’s premium XIAMETER® line, offering exceptional thermal stability, low volatility, and outstanding lubricity. Ideal for damping fluids, precision greases, and specialty coatings where extreme viscosity and inertness are critical.
  • dow xiameter pmx 200 silicone fluid 1000000 cst_482b179f
  • dow xiameter pmx 200 silicone fluid 1000000 cst_482b179f

Features Of DOW XIAMETER PMX-200 Silicone Fluid 1000000 cSt

  1. Ultra-high viscosity silicone fluid based on polydimethylsiloxane (PDMS) backbone for exceptional film-forming and lubricating performance.

  2. Outstanding thermal stability, maintaining consistency across a wide temperature range from –40 °C to +200 °C.

  3. Hydrophobic and chemically inert—resistant to oxidation, UV degradation, and most common solvents and acids/bases.

  4. Low volatility and negligible vapor pressure, ensuring long-term performance in sealed or high-vacuum environments.

  5. Non-toxic, non-staining, and compatible with elastomers, plastics, and metals—suitable for demanding industrial and specialty applications.

Typical Applications Of DOW XIAMETER PMX-200 Silicone Fluid 1000000 cSt

  1. High-performance damping fluids in precision instrumentation, shock absorbers, and vibration-dampening systems.

  2. Lubricant base for extreme-pressure, low-speed, high-load gear and bearing applications in aerospace and heavy machinery.

  3. Viscosity modifier and carrier fluid in specialty greases and anti-seize compounds for elevated-temperature service.

  4. Dielectric fluid in high-voltage capacitors and transformers requiring long-term thermal and electrical stability.

  5. Release agent component for high-temperature molding of composites, silicone rubber, and thermoset plastics.

Specifications Of DOW XIAMETER PMX-200 Silicone Fluid 1000000 cSt

Chemical TypePolydimethylsiloxane (PDMS)
Product FormClear, colorless liquid
AppearanceWater-white, transparent, odorless
Kinematic Viscosity (25 °C)1,000,000 ± 200,000 cSt
Density (25 °C)0.97 g/cm³
Refractive Index (25 °C)1.403
Flash Point (COC)>300 °C
Volatility (200 °C, 24 h)<1.0 wt%


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