Formula Fine Casting Plaster Plus

Formula Fine Casting Plaster Plus

Fine casting plaster is used in the manufacture of fibrous plaster work and in general decorative casting and modelling applications

Chemical composition : CaSO4½H2O
Chemical name : Calcium sulphate hemihydrates
Plaster to water mix ratio (by weight) : 100/70 (100 Part Plaster / 70 Part Water)
Water to plaster ratio (by weight) : 70%
Initial setting time (minutes) :  21
Final setting time (minutes) : 28
Wet compressive strength MPa :  5
Dry compressive strength MPa :  13
Brinell hardness MPa :  20
Linear expansion (%) : 0.2
Colorimeter L (L* value) : 92

Colour : white
Sieve analysis (Mesh size & % weight retained) 32microns; 30%; 63microns; 15%: 90microns 8%; 150microns 1%

Shelf life (3 Months)

Supplied in bags 1kg, 5kg, 25kg