ELASTOSIL® RT 622 A/B

1 of 36 products in this brand
ELASTOSIL® RT 622 A/B is a pourable, addition-curing, two-component silicone rubber that vulcanizes at room temperature. It is a flowable material and requires a two-component mixing process for curing. This product is specifically designed for applications in electronics encapsulation and hydroelectric power plants.

Polymer Name: Silicone Elastomer

Chemical Family: Silicones

Product Type: 2K (2 component) Coating, 2K (2 component) Sealant, Encapsulant, Potting Compound

Cure Method: Air Dry, Chemical Cure

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Polymer Name

Features & Benefits

Special Features
  • Addition Curing
  • Flowable
  • Two-component

Applications & Uses

Plastics & Elastomers End Uses
Applications
  • Electrics & Electronics
  • Encapsulation
  • Hydroelectric Power Plants
  • Railway Industry
Application Details
  • All-round Potting Compound
  • Technical Moldings
  • Encapsulation Of Electronic Components
  • Slot Exit Potting For Electrical Coils

Important note:

  • The platinum catalyst is in component B.
  • A and B components may only be used together if they have the same batch number.

 

Properties

Catalyst Properties
ValueUnitsTest Method / Conditions
Curing Time (A+B, at 23°C)12hours
Dynamic Viscosity (A+B, at 23°C, Spindle 5, 2.5 Upm)12000mPa·sDIN EN ISO 2555
Mix Ratio (A:B)9:1parts by weight
Pot Life (A+B, at 23°C, up to 60000 mPa.s)60minutes
Cured Properties
ValueUnitsTest Method / Conditions
Density (at 23.0°C)1g/cm³DIN EN ISO 1183-1 A
Elongation (at break)550%ISO 37 Type 1
Linear Shrinkagemax. 0.1 %
Shore Hardness A27DIN ISO 48-4
Tear Strength30N/mmASTM D 624 B
Tensile Strength6.5N/mm²ISO 37 Type 1
Uncured Properties
ValueUnitsTest Method / Conditions
Density (at 23°C, Componenet B)0.97g/cm³DIN EN ISO 2811-1
Dynamic Viscosity (Component A, at 23°C, Spindle 1, 2.5 Upm)18000mPa·sDIN EN ISO 2555
Dynamic Viscosity (Component B, at 23°C, Spindle 5, 2.5 Upm)800mPa·sDIN EN ISO 2555
Properties
  • Excellent Mechanical Properties
  • Low Hardness

Regulatory & Compliance

Certifications & Compliance
Quality Standards
Compliance

Meets the requirements of EN 45545-2:2020 for Hazard Level HL1 (requirement set R22), and for Hazard Level HL1 and HL2 (requirement set R23 and R24), respectively.

Safety & Health

Safety Note

Components of the addition-curing grade ELASTOSIL® RT 622 A/B contain only constituents that over many years have proved to be neither toxic nor aggressive.

Packaging & Availability

Country Availability
Regional Availability
  • Africa
  • Asia
  • Europe
  • Latin America
  • Middle East
  • North America
  • Oceania