ALCHEMIX VC 3362

VC 3362

ALCHEMIX VC 3362 is a high temperature, polyurethane vacuum casting resin
designed to simulate thermoplastics such ABS. The system is specifically
designed for use in gravity vacuum casting machines.

Special Features

– High heat resistance
– Extremely rigid
– Very strong on demould

Property
Units
VC 3362A
VC 3362B
Mix
Material
Polyol blend
Isocyanate
Polyurethane
Appearance
Straw coloured liquid
Brown Liquid
Brown liquid
Viscosity (25oC)
mPa.s
1000 – 1500
50 – 90
280 – 380
Density (25°C)
g/cm3
1.05 – 1.10
1.20 – 1.25
1.12 – 1.17
Pot life (200g, 25°C)
Minutes & Seconds
3 min 30 – 4 min 30
Pot life (200g, 40°C)
Minutes & Seconds
2 – 3 min
Demould Time (70°C)
Minutes
45 – 60 (depending on thickness)
Maximum Casting Thickness
mm
10
Properties
Standard
Units
Result (Full Post Cure)
Hardness 25°C 120°C 125°C 130°C
BS 2782: Part 3: Method 365B
Shore D
90 65 57 50
Linear Shrinkage
500 x 50 x10 mm
%
0.20 – 0.40
Tensile Strength
BS 2782: Part 3: Method 320B
MPa
70 – 75
Elongation at break
BS 2782: Part 3: Method 320B
%
10 – 12
Flexural Modulus
BS 2782: Part 3: Method 335A
MPa
2500 – 2800
Heat Distortion Temperature (HDT)
TMA
°C
95 – 100