FEINGOSIL PA 528 (A+B) putty silicone rubber

    FEINGOSIL PA 528 is a putty bi-component RTV-2 silicone rubber vulcanizing at room temperature with a poly-addition process.

    • Easy to use, high details reproduction
    • Very fast curing, the hardening takes place in only 60 minutes
    • Used in the hobbies sector to prepare elastic and resistant moulds for the reproduction of objects

    Properties

    ASPECT: Paste
    CHEMICAL CHARACTERIZATION: Addition-cured RTV-2
    COLOUR PART A: White
    COLOUR PART B: Yellow
    ODOUR: Odourless
    SOLUBILITY: Not mixable in water, dispersible in most of solvents
    DENSITY: 1.24 g/cm3
    PENETRATION CONE: 220 mm/10

    Curing properties

    MIX RATIO: 100 : 100
    WORKING TIME: 20 minutes
    SETTING TIME: 75 minutes

    Properties of the cross linked product

    HARDNESS 2 h: 30 Shore A
    HARDNESS 24 h: 36 Shore A
    TEAR STRENGTH: 7.0 KN/m
    TENSILE STRENGTH: 1.5 MPa
    ELONGATION: 200 ÷ 300 %
    SHRINKAGE (after 24 h): < 0.1 %

    * 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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