Enhanced TDS
Knowde-enriched technical product data sheet
Identification & Functionality
- Chemical Family
- Base Chemicals Functions
- Technologies
- Product Families
- Structural Formula
F-(CF₂CF2CF₂O)n-CF₂CF₃
Features & Benefits
- Base Chemicals Features
- Product Highlights
- DEMNUM is a perfluoropolyether oil that has a straight-chain structure developed using DAIKIN’s original technology.
- Excellent thermal and chemical stability and inertness.
- Excellent solvent resistance.
- It is suitable for usage as a lubricant especially where durability and cleanliness are required.
Properties
- Physical Properties
Value Units Test Method / Conditions Average Molecular Weight 4500 - ¹⁹F-NMR Density (at 20°C) 1.87 g/cm³ Specific Gravity Bottle Method Dielectric Breakdown Voltage (at 2.5mm) 72 kV - Glass Transition Temperature -111 °C DSC Kinematic Viscosity (at 100°C) 15 cSt B-type viscometer Kinematic Viscosity (at 20°C) 150 cSt B-type viscometer Kinematic Viscosity (at 40°C) 65 cSt B-type viscometer Kinematic Viscosity (at 60°C) 33 cSt B-type viscometer Pour Point -65 °C JIS K2269 Refractive Index (nD)(at 20°C) 1.295 - Refractometer Specific Heat 1 J/g°C Adiabatic Method Surface Tension 18 mN/m Wilhelmy Vapor Pressure (at 100°C) 3×10⁻⁴ MPa Boiling point Method Vapor Pressure (at 20°C) 3×10⁻⁷ MPa Boiling point Method Viscosity Index 180 - JIS K2283 - Note
* The above numeric values are representative and not guaranteed.
Safety & Health
- Handling / Safety Information
- Be sure to read the notes on SDS and labels before use.
- This product is intended for general industry, and therefore its adequacy and safety as a raw material for medical purposes cannot be guaranteed.