BENTONITE
Natural Sodium Bentonite
Swelling 20min
Specific viscosity 1.17min
Water absorption rate (24h) 450-550
Swelling index 30-33
Colloidical valence % 100
PH value 9.7
Water content % 10max
Natural Calcium Bentonite
Water absorption rate (24h) 350-400
Swelling index 15-18.5
Colloidical valence % 67-78
PH value 6.5-8.9
Water content % 13max
Men made Sodium Bentonite
Swelling 18min
Water absorption rate (24h) 500min
Swelling index 25-30
Colloidical valence % 100
PH value 9
Water content % 13max
POTASH FELDSPAR/ ALBITE
POTASH FELDSPAR
K2O 11.5%min
Fe2O3 0.15%max
ALBITE
Na2O 9.5%min
Fe2O3 0.15%max
SILICA STONE
SiO2 99.5%min
Fe2O3 0.035%max
Al2O3 0.04%max
PUMICE
1.Basaltic Pumice (Scoria)
Color Black, Henna
Chemical composition
SiO2 45-50% Al2O3 13-15%
Fe2O3 32-4% FeO 4-6%
CaO 5-8% MgO 4-6%
Na2O+ K2O 4-6% TiO2 1-2%
SO3 0.01-0.02% burning loss 0.5-2%
Physical capability
Loose volume weight 900-950kg/stere
Density 2.5-2.8g/ccm
Water absorption rate 10-16%
Porosity 40-58%
2.Liparite Pumice
Color Light Gray
Chemical compositions
SiO2 63-69% Al2O3 12-16%
Fe2O3 5-6% FeO 2-3%
CaO 0.6-1.3% MgO 0.3-0.5%
K2O+Na2O 9-12% TiO2 0.45-0.52%
burning loss 0.8-1.9%
Physical capability
Loose volume weight 0.5-0.6g/stere
Density less than 1g/ccm
Water absorption rate 34-50%
Porosity 70-75%
Zeolite
SiO2 65.52-72.45%
Al2O3 11.35-12.86%
Fe2O3 1.15-2.42%
Zeolite content 62-70%
CALCITE
CaO 55%min
Whiteness 94min
Dolomite
MgO 20%min
Argil
SiO2 66.6-69.8%
Al2O3 16.4-19.1%
Fe2O3 0.24-0.39%
We can also supply nonmetal minerals such as vermiculite, maifanshi, peatmoss, kaolin, peatmoss, etc.
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