FEINGOSIL PA 880 (A+B) poly-addition silicone rubber for prosthetics

FEINGOSIL PA 880 is a putty bi-component RTV-2 silicone rubber vulcanizing at room temperature with a poly-addition process.

  • Easy to use, high details reproduction

  • Excellent dimensional stability in the time, excellent compatibility with phosphate coatings, polyurethane resins and plasters

  • Used in the dental industry for the production of masks for the manufacture of skeletally and

temporary prosthetics

Properties

ASPECT: Paste
CHEMICAL CHARACTERIZATION: Addition-cured RTV-2
COLOUR PART A: White
COLOUR PART B: Orange
ODOUR: Odourless
SOLUBILITY: Not mixable in water, dispersible in most of solvents
DENSITY: 1.85 g/cm3
PENETRATION: 210mm/10

Curing properties

MIX RATIO: 100:100
MIXING TIME: 30 seconds
WORKING TIME: 105 seconds
SETTING TIME: 5 minutes

Properties of the cross linked product

HARDNESS 8′: 80 Shore A
HARDNESS 24 h: 82 Shore A
DETAIL REPRODUCTION: 20 µm
COMPRESSIVE DEFORMATION: < 1 %
ELASTIC RECOVERY: > 99.5 %
SHRINKAGE: < 0.05 %

* 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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