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Product Data Sheet
Version 02 / 2011
Biresin® VG70
Areas of Application
Product Benefits
Manufacture of rubber-like, flexible prototype t
parts
Manufacture of sealing, bellows and other
rubber-like mouldings
Manufacture of thinwalled mouldings with
complexe structure
Simulation of rubber and soft PVC
Fast curing with good flowability
Very flexible
Description
Basis
Resin
Hardener
Two-component-PUR-system
Biresin ® VG70, polyol, black, unfilled
Biresin ® G53, MDI-based isocyanate, amber, unfilled
Processing Data
Resin
Biresin VG70
Individual Components
Hardener
Biresin ® G53
®
Viscosity, 25°C
mPas
~ 1.200
~ 175
Density
g/cm³
1,06
1,23
Mixing ratio resin to hardener
in parts by weight
100
18
Mixture
Mixed viscosity, 25°C
mPas
~ 900
Potlife, 500 g, RT
min
5-6
Demoulding time at 70°C mould temperature
min
45 - 60 (dependent on thickness)
Curing time, RT
d
1
Physical Data (approx. values)
Biresin ® VG70 resin
with hardener
Colour
Biresin ® G53
black
Density
ISO 1183
g/cm³
Shore hardness
ISO 868
-
Tensile strength
ISO 527
MPa
Elongation at break
ISO 527
%
Tear resistance
ISO 34
N/mm
1.1
A 70*
5*
200*
9
* values after post curing: 1 h / 70°C + 7 d / nc (23°C / 50%rh)
Packaging
Individual components
Biresin ® VG70 resin
Biresin ® G53 hardener
5 kg net
0.975 kg net
Biresin ® VG70 1 / 2
Tooling & Composites
Vacuum Casting resin
"
