This plaster powder has the advantage of high strengh,low expansion,and good whiteness,the dentailed data sheet is as following:
2 hours bending strength:6.0Mpa minimium
Ratio between plaster and water=100:35
Initial setting time:2 minutes minimum(can be adjusted)
Whiteness:90%minimum
Expansion rate:0.2-0.4%
Fineness:120mesh-300mesh
Country of origin: China