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ELASTOSIL® FX 28 A/B

1 of 4 products in this brand
ELASTOSIL® FX 28 A/B is a room-temperature-curing silicone rubber (RTV-2) that is pourable and utilizes addition-curing. It consists of two components and vulcanizes at room temperature. The main application of ELASTOSIL® FX 28 A/B is in creating special effects for movies and theater productions. It is particularly suitable for body parts and prosthetics applications, decoration prototypes, and production molds.

Polymer Name: Silicone Elastomer

End Uses: Orthotics, Prosthetics

Features: Excellent Flowability, Fast Curing, Flexible, Good Colorability, Good Flow, Good Shrinkage Resistance, Low Skin Sensitivity, Low Viscosity, Pourable, Room Temperature Vulcanizing, Self Deaeration, Translucent

Tear Strength: 28.0 - 28.0 kN/m

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Polymer Name
Technologies

Features & Benefits

Special Features
  • Addition Curing
  • Fast curing at room temperature
  • Flowable
  • Low viscosity
  • No chemical shrinkage
  • Suitable for skin contact
  • Two-component

Applications & Uses

Cure Method
Plastics & Elastomers End Uses
Applications
  • Insoles, Orthoses & Pelottes
  • Orthotics & Prosthetics
  • Special FX Molding
Application Details
  • Special effects for movies and theater productions
  • Body parts / Prosthetics applications
  • Decoration prototypes
  • Production molds

Processing

Important Note

  • The platinum catalyst is contained in* component A
  • A and B components may only be used together if they have the same batch number.
  • To ensure optimum flow of the material, the components must be stirred thoroughly before they are removed or processed in their containers.

Properties

Catalyst Properties
ValueUnitsTest Method / Conditions
Demoldable (A+B, at 23°C)max. 60minutes
Mix Ratio (A:B)1:1 parts by weight
Pot Life (A+B, at 23°C, up to 100000 mPa.s)10 - 15 minutesDIN EN ISO 2555
Cured Properties
ValueUnitsTest Method / Conditions
Elongation (at break)500%ISO 37 Type 1
Shore Hardness A28DIN ISO 48-4
Tear Strength28N/mmASTM D 624 B
Tensile Strength6N/mm²ISO 37 Type 1
Uncured Properties
ValueUnitsTest Method / Conditions
Density (at 23°C, Componenet A)1.1g/cm³DIN EN ISO 2811-1
Density (at 23°C, Componenet B)1.1g/cm³DIN EN ISO 2811-1
Dynamic Viscosity (Component A, at 23°C, after stirring)10000mPa·sISO 3219
Dynamic Viscosity (Component B, at 23°C, after stirring)10000mPa·sISO 3219
Properties
  • Very good flow ability and self-deaeration
  • Easy to meter and mix due to 1:1 ratio
  • Short curing time at room temperature
  • Translucent
  • Easy to color with common colors for special effect applications
  • Adjustable in thixotropy with ELASTOSIL® FX Thixo
  • Adjustable in hardness and tackiness with ELASTOSIL® FX Softener

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

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

Storage & Handling

Storage Information

ELASTOSIL® FX28 A/B is best stored between 5 °C and 30 °C in the tightly closed original container.