FEINGOSIL PA 722 FAST (A+B) poly-addition silicone rubber for dental industry

FEINGOSIL PA 722 FAST is a pourable 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 in models duplication

Properties

ASPECT: Viscous fluid
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: 1.12 g/cm³
VISCOSITY: 4.000 mPa∙s

Curing properties

MIX RATIO: 100:100
MIXING TIME: 45 seconds
WORKING TIME: 4 minutes
SETTING TIME: 15 minutes

Properties of the cross linked product

HARDNESS 24 h: 23 Shore A
TEAR STRENGTH: 5.0 KN/m
TENSILE STRENGTH: 2.5 MPa
ELONGATION: 400 %
DETAIL REPRODUCTION: 20 µm
SHRINKAGE (after 5 days): < 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

If you do not have an account, sign in

Ask more information about this Feinchimica product

Fill in the form, we’ll contact you soon. We’ll give you all the information you need.