Raw Gypsum 

 

Purity (Grade): 90-92%

Supply Capacity: 120,000 MT/Month

Cargo Size: 5-50mm

Packing: Bulk

Color: White

Delivery: 30 Days

Price and Payment term: Negotiable

 

 

Natural Gypsum 

 

The chemical and physical specification is as bellow

 

Concentration (wt %) Compound Formula Item
90-92 Purity 1
18-19 Combine water 3
0.9-1.2 MgO 4
0.2-0.4 Al2O3 5
1-1.2 SiO2 6
41-43% SO3 7
28-30% CaO 8
0.3-0.6% Fe2O3 9
20-21% L.O.I  at 1000°C 10
Max 1% Moisture at 105°C 11