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WACKER® AK 500

CAS Number
9006-65-9
EC Number
618-433-4
Chemical Name
Polydimethylsiloxane
Chemical Family
Siloxanes

WACKER® AK 500 is a linear, non-reactive polydimethylsiloxane with a viscosity of approximately 500 mm²/s. Its chemical structure imparts exceptional properties that distinguish it from organic materials like mineral oils. WACKER® AK 500 exhibits excellent dielectric properties, low surface tension resulting in high surface activity, and a high degree of chemical inertness. These characteristics make it well-suited for various applications where these specific properties are required.

Properties

Physical Form
Liquid

Other characteristics

Brand
WACKER
Synonyms
Dimethicone
Functions

Anti-Foaming Agent, Lubricant, Lubricant (External), Lubricant (Internal), Polishing Agent, Release Agent, Solvent, Water Repellent

Product Type
Hydraulic Fluids
Certifications & Compliance
EC No.1907/2006, REACH Exempt (Europe)
Color
Transparent
Markets
  • HI&I Care
  • Industrial
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, Ketones, Ethers, Higher alcohols, Aliphatic and aromatic hydrocarbons, Chloro-hydrocarbons

HII Features
  • Chemical Stability
  • Excellent Solubility
  • Heat Resistance
  • High Solvency
  • High Surface Activity
  • Low Surface Energy
  • Lubricity
  • Temperature Resistant
Technology
  • Cleaning Ingredients
  • Industrial Additives & Materials
  • Plastics
  • Ready-to-Use Products
Base Oil
Polydimethyl Siloxane
Immiscible In
Water, Short-chain alcohols
Labeling Claims
  • Non-Reactive
  • Odor-free
Additives Included
Release agent
Material Features
  • Excellent Dielectric Properties
  • Heat Resistance
  • High Flash Point
  • High Linearity
  • Low Solidification Point
  • Odorless
  • Water Resistant

Technical data

Table 1 of 1

6 rows
CharacteristicValueUnitMethod
Density (at 25°C)approx. 0.97g/cm³DIN 51757
Flash Point341°CISO 2592
Ignition Temperature450°CDIN 51794
Kinematic Viscosity (at 25°C)approx. 500mm²/sDIN 53019
Refractive Index (at 25°C)approx. 1.404——
Surface Tension (at 25°C)0.021N/m—

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