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WACKER® AK 500000

Chemical Family
Siloxanes

WACKER® AK 500000 is a linear, non-reactive polydimethylsiloxane with a viscosity of approximately 500,000 mm²/s. Its unique chemical structure gives it exceptional properties that distinguish it from organic materials like mineral oils. WACKER® AK 500000 is a clear, odorless, and colorless liquid with a high flash point and excellent heat resistance. Additionally, it exhibits good solubility in a wide range of solvents.

Product families

Plastics — Polymer Additives
  • Performance Additives

Other characteristics

Brand
WACKER
Functions
Defoamer
Labeling Claims
Non-Reactive
Properties

Minimal change in physical properties over a broad temperature range; Excellent water-repellent properties; Good dielectric properties; Low surface tension and thus high surface activity; Chemically highly unreactive; Low solidifying point; High flash point; High heat resistance; Good solubility in a wide range of solvents

Soluble In

Esters, Aromatic hydrocarbons, Ketones, Ethers, Higher alcohols, Chloro-hydrocarbons

Technology
Plastics
Immiscible In
Water, Short-chain alcohols
Material Features
  • Excellent Dielectric Properties
  • Heat Resistance
  • High Flash Point
  • High Linearity
  • High Surface Activity
  • Low Solidification Point
  • Water Resistant
Storage Information

Maximum temperature allowed during storage and transportation: 50 °C.

Chemical Inventories
  • AICS (Australia)
  • DSL (Canada)
  • ENCS (Japan)
  • IECSC (China)
  • PICCS (Phillipines)
  • TCSI (Taiwan)
  • TSCA (USA)

Technical data

Table 1 of 1

6 rows
CharacteristicValueUnitMethod
Density (at 25°C)approx. 0.97g/cm³DIN 51757
Flash Pointmin. 320°CISO 2592
Ignition Temperature450°CDIN 51794
Kinematic Viscosity (at 25°C)approx. 500000mm²/sDIN 53019
Refractive Index (at 25°C)approx. 1.404—DIN 51423
Surface Tension (at 25°C)approx. 0.022N/m—

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