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WACKER® AK 200

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

WACKER® AK 200 is a linear, non-reactive polydimethylsiloxane with a viscosity of approximately 200 mm²/s. Its chemical structure gives it an exceptional property profile that distinguishes it from organic materials like mineral oils. It exhibits low surface tension, resulting in high surface activity. Additionally, it is chemically highly unreactive and has a low solidifying point.

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
  • Heat Transfer Fluid, Hydraulic Fluids
  • Heat Transfer Fluid
  • Hydraulic Fluids
Certifications & Compliance
EC No.1907/2006, REACH Exempt (Europe)
Color
Transparent
Markets
  • HI&I Care
  • Industrial
Appearance
Clear colorless liquid
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

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
Labeling Claims
  • Non-Reactive
  • Odor-free
Specific Features
  • Electrically insulating
  • Emulsifying
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 Pointmin. 300°CISO 2592
Ignition Temperature450°CDIN 51794
Kinematic Viscosity (at 25°C)approx. 200mm²/sDIN 53019
Refractive Index (at 25°C)approx. 1.403—DIN 51423
Surface Tension (at 25°C)0.021N/m—

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