석고
석고 분말
천연 석고 분말
하소 석고
반수 석고
알파 석고
파리의 석고
What is gypsum?
Gypsum is the non-metallic mineral products can be used for contruction building and decoration materials, also can be used for molding.
In the nature, the gypsum exist as rock shape, mostly with dust and impurity in the surface. It is called gypsum rock or CaSO4.2H2O.
In the architectural material industry or molding industry, it's called calcined hemihydrate gypsum in powder shape, also called CaSO4.0.5H2O which is burnt from the gypsum rock.