Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Foam Type
- Technologies
- Product Families
Features & Benefits
- Ready-to-Use Product Features
- Special Features
- Compressible
- Foam
- Heat resistant
- Thixotropic
- Two-component
Applications & Uses
- Applications
- Cure Method
- Product End Uses
- Applications
- Appliances Industry
- Automotive Electronics
- Automotive, Aerospace & Railway
- Cured-In-Place-Gaskets (Dry Type)
- Industrial Assembly
- Transportation
- Application Details
- General purpose foam for gaskets (dispensed foam gaskets)
- Especially suitable for 3-dimensional gasket bead
- General purpose high and low temperature resistant sealing material
- Suitable for nvh insulation
Properties
- Physical Form
- Typical Properties
- Catalyst Properties
- Cured Properties
- Uncured Properties
- Properties
- Good processability on automated dispensing equipment
- Easy control of mixing quality due to different colors of the components
- No ozone damaging blowing agents
- No release of toxic or strong smelling substances during foaming or curing
- Low heat of reaction (max. 40 °C)
- Low toxicity of thermal decomposition products
- Long-term flexible over a temperature range of -50 °C to +180 °C
- Good chemical resistance
- Fast foaming and cure
- Medium foam density
- Note
Curing conditions: 15 min / 50°C, conditioning min. 24 h at 23 °C / 50 % relative humidity for cured properties.
Value | Units | Test Method / Conditions | |
Low Heat of Reaction | max. 40 | °C | — |
Value | Units | Test Method / Conditions | |
Mix Ratio (A:B) | 1:1 | parts by weight | — |
Pot Life (A+B, at 25°C, Dynamic Viscosity, Shear rate 1 s⁻¹; up to 200 Pa.s) | 150 | seconds | ISO 3219 |
Tack-Free Time (A+B) | 10 - 15 | minutes | — |
Value | Units | Test Method / Conditions | |
Density (at 23°C) | 0.35 - 0.4 | g/cm³ | DIN EN ISO 1183-1 A |
Elongation (at break) | 100 | % | ISO 1798 |
Shore Hardness 00 (with skin) | 40 - 60 | — | ASTM D 2240 |
Shore Hardness A (with skin) | 8 - 12 | — | DIN ISO 48-4 |
Tensile Strength | 350 | kPa | ISO 1798 |
Value | Units | Test Method / Conditions | |
Density (at 23°C, Componenet A) | 1.05 | g/cm³ | DIN EN ISO 2811-1 |
Density (at 23°C, Componenet B) | 1.05 | g/cm³ | DIN EN ISO 2811-1 |
Dynamic Viscosity (Component A, at 23°C, Spindle 5, 2.5 Upm) | 40000 | mPa·s | Brookfield |
Dynamic Viscosity (Component B, at 23°C, Spindle 5, 2.5 Upm) | 50000 | mPa·s | Brookfield |
Regulatory & Compliance
- Certifications & Compliance
Safety & Health
- Safety Note
According to the latest findings, the addition-curing silicone rubber ELASTOSIL® SC 870 A/B contains neither toxic or corrosive substances which would require special handling precautions.
Packaging & Availability
- Country Availability
- Regional Availability