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Waste Plaster of Paris Mould (recycling P.o.P waste (gypsum in the form of…
Waste Plaster of Paris Mould
Plaster of Paris
white powder
gypsum
ionic mineral with the crystal structure consists of pairs of adjacent layers parallel to the b- axis containing the Ca2+
cations and the tetrahedral SO4 anionic groups
calcium sulfate (CaSO4 ½ H2O)
recycling P.o.P waste
use in fabrication of ceramic pottery
fillers in ceramics processing
gypsum in the form of P.o.P
inert filler in natural rubber
polypropylene (PP)
portland cement
concrete cube
Reuse of uncontaminated plaster of Paris at home
breaking the set plaster into small pieces
placing it in an old roasting pan
reheat to its melting point (about 160 degrees Celcius) to remove water
crush into powder
ready for use
References:
https://core.ac.uk/download/pdf/82147890.pdf
Badarulzaman N A, Jikan SS, Arshat I. Melt Flow and Mechanical Properties of Polypropylene/Recycled Plaster of Paris. Applied Mechanics and Materials 2013: 905-908
https://www.researchgate.net/profile/Nur_Azam_Badarulzaman/publication/236048561_Melt_Flow_and_Mechanical_Properties_of_PolypropyleneRecycled_Plaster_of_Paris/data/00b7d515f06315ee0f000000/AMM315905.pdf
