Natural gypsum powder for chalk making

Product Overview

Description

Chemical Analysis
Element	Unit	Value
Purity	%	93.59 ± 0.01
So3	%	45.49 ± 0.05
CaO	%	31.86 ± 0.01
SiO2	%	0.88 ± 0.01
MgO	%	0.65 ± 0.01
Fe2O3	%	0.17 ± 0.01
AL2O3	%	0.15 ± 0.01
MnO	%	0.05 ± 0.01
Na2O	%	0.05 ± 0.01
K2O	%	0.02 ± 0.01
TiO2	%	0.02 ± 0.01
TiO2	%	0.01 ± 0.01
L.O.I 235	%	16.24 ± 0.01
Physical Analysis
Element	Value
Size (mm)	(0-50) , (50-150)

 

 

 

 

Material	Quality Natural Gypsum Mineral Stone
Whiteness	80%-93%
Fineness	120-250Mesh
Setting Time	0-15 Minutes
Plaster to Water Ratio	30% -60%
Procedure	Advanced Liquid Procefure
2H Strength	2.4Mpa-8.0Mpa
Main Application	1.Chalk Macking
	2.Agricultural for improving the Land
	3.Cement industry for additives
	4.Medical uasge: dental tooth,POP bandage and so on.
	5.Artistic sculpture:gypsum cornice,craft
	6.Castings interior for silver jewelery,or copper jewelery
	7.Construction materials,making gypsum board,drywall joint compound powder