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Brand: Shera

Super hard stone

~ For sectioned, master and static models
~ Top price-performance ratio
~ Shortened working time

Technical specification

mixing ratio (powder : distilled water)	100 : 20
hardness after 2 h (MPa; N/mm²)	270
hardness after 24 h (MPa; N/mm²)	290
compressive strength after 1 h (MPa; N/mm²)	60
compressive strength after 1 h (psi)	8,700
setting expansion after 2 h (%)	0.10
working time (min)	4.5 – 5.5
end of setting (min)	approx. 30