How to seal papercrete
Lime wash
Malaysian Mix
Soak newspaper 24 hours
Re-pulp newspaper in a slurry
De-water slurry to a sludge
Mix by volume = water + 2 parts cement + 1 part hydrated lime + 8 parts sludge
ie 25% cement + 12.5% lime
Cherrybrook mix process in cement mixer
16×4=64 litres paper sludge
4×4=16 litres builders cement
2×4=8 litres hydrated lime
note: only use enough water to make the mix “workable”.
Compacted in place papercrete 1200x300x150=54 litres
Un-compacted papercrete
64 litres paper sludge
16 litres builders cement (with 20% flyash)
8 litres hydrated lime