FEINGOSIL 128 bi-component RTV-2 silicone rubber

    FEINGOSIL 128 is a pourable bi-component RTV-2 silicone rubber vulcanizing at room temperature with a poly-condensation process.

    • Easy to use, high detail reproduction

    • High mechanical properties (tear strength) and elasticity

    • Excellent performance for reproduction in wax, plaster, resin models

    Properties

    ASPECT: Viscous fluid
    CHEMICAL CHARACTERIZATION: Condensation-cured RTV-2
    COLOUR/ODOUR: White/Odourless
    SOLUBILITY: Not mixable in water, dispersible in most of solvents
    DENSITY: 1.18 g/cm3
    VISCOSITY: 35.000 mPa∙s
    MIXED VISCOSITY: 25.000 mPa∙s

    Curing properties

    CATALYST: CAT. E
    SPECIFICITY: Standard
    MIX RATIO: 100:5
    WORKING TIME: 90 minutes
    SETTING TIME: 24 hours

    CATALYST: CAT. E6
    SPECIFICITY: Fast
    MIX RATIO: 100:5
    WORKING TIME: 30 minutes
    SETTING TIME: 6 hours

    CATALYST: CAT. PES
    SPECIFICITY: Polyester
    MIX RATIO: 100:5
    WORKING TIME: 90 minutes
    SETTING TIME: 24 hours

    CATALYST: CAT. THIXO
    SPECIFICITY: Thixotropic
    MIX RATIO: 100:5
    WORKING TIME: 90 minutes
    SETTING TIME: 24 hours

    Properties of the cross linked product

    CATALYST: CAT. E
    HARDNESS 24 h:     21 Shore A
    HARDNESS 3 days: 26 Shore A
    TEAR STRENGTH: 17.0 KN/m
    TENSILE STRENGTH: 3.0 MPa
    ELONGATION: 400 %
    SHRINKAGE: < 0.7 %

    CATALYST: CAT. E6
    HARDNESS 24 h:     22 Shore A
    HARDNESS 3 days: 26 Shore A
    TEAR STRENGTH: 17.0 KN/m
    TENSILE STRENGTH: 3.0 MPa
    ELONGATION: 400 %
    SHRINKAGE: < 0.7 %

    CATALYST: CAT. PES
    HARDNESS 24 h:     21 Shore A
    HARDNESS 3 days: 26 Shore A
    TEAR STRENGTH: 19.0 KN/m
    TENSILE STRENGTH: 3.2 MPa
    ELONGATION: 400 %
    SHRINKAGE: < 0.7 %

    CATALYST: CAT. THIXO
    HARDNESS 24 h:     21 Shore A
    HARDNESS 3 days: 26 Shore A
    TEAR STRENGTH: 17.0 KN/m
    TENSILE STRENGTH: 3.0 MPa
    ELONGATION: 400 %
    SHRINKAGE: < 0.7 %

    * The data given are typical values which are not intended for use in preparing specifications. The information given here is based on our present state of knowledge and is published without obligation on our part. Test has done at 23°C and 50% of RH.

    DATA SHEETS

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