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Exporters and wholesale suppliers of minerals, quartz mineral, feldspar mineral, mica, chalcedony, amethyst mineral. Manufacturers / Exporters of minerals, tiles, natural stone, sandstones, barytes, serpentine marble, soapstone, limestone, natural stones, granites, feldspar, dolomite, marbles, slabs, quartzite. Manufacturers, exporters & wholesale suppliers of barytes. We are producer of high quality zeolite, bentonite bleaching earth, charcoal & activated carbon. Seller and exporter of chemical materials (carbon black, bitumen, paraffin wax, slack wax) and also mineral materials ( gilsonite, calcium carbonate, kaolin, barite, talc, red iron oxide, bentonite) from Iran (in Asia) to other countries of the word. All grades of metals & minerals can be supplied from different mines in Iran.

Minerals Directory

Mineralco is manufacture Calcite Powder of purity ranging from 93% to 99% CaCO3, to cater the demand and specifications of our valued customers. We process Calcite up to about 16 microns The Minerals Directory is written for nutritionists, feed industry experts, animal producers Active Silica, bentonite mineral, bentonite powder, calcite mineral, dolomite wholesale supplier and exporter of natural stone, dolomite and gem stone.
Silica Sand
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>> Physical Properties
>> Mechanical Properties
>> Sand Chemical Properties
>> Coated Sand Benefits
>> Shell Molding Sand Specifications
>> Recommended Filled of Application

Silica Sand Physical Properties

Desirable plasticity at the Time molding.
Desirable mold Permeability.
Being polished, the surface of produced shapes.
High sintering point and high level of not causticity.

No. Useable for Following Cases Size
AFS m.m
Code Sorting Coef Angularity Fusion Point
«°C»
1 The foundry of high alloys steel and cast iron 35-40 0.4-0.8 T40 1.29 1.11 1780
2 The Foundry of steel, cast iron and non-ferous allays 48-55 0.2-0.4 T50 1.3 1.16 1780
3 The foundry of carbon steel and cast iron 55-65 0.5-0.3 T60 1.4 1.18 1730
4 The Foundry of cast iron and Aluminum 90-100 0.1-0.15 T90 1.3 1.22 1730
5 Production of cement, ceramic and china - 0.05-0.1 T120 - - 1650
6 Production of Cement ceramic, china and cleaners Material -  0-0.05 Tsiclon folur - - 1550

Silica Sand Mechanical Properties

High dry compressive strength.
High tensile strength.
High mold hardness.
High yield strength
Few roughness on castings

Silica Sand Chemical Properties

High purity rate( 98% SiO2)
Void of volatile substances.
No chemical burning sand.

Chemical analysis comparison table of standardized sand & mine

Compound Our Sand Standard
SiO2 97-98% 96-98%
Fe2O3 0.5-0.7% 0.2-0.7%
Al2O3 0.4-0.7% 0.51-0.65%
CaO 0.07-0.15% 0.4-0.7%
Na2O 0-0.01% 0.03-0.08%
K2O 0.02-0.06% 0.09-0.08%
MgO 0% -
P2O5 0% -
SO3 0% -
L.O.I 0.01-0.35% -

Coated Sand Benefits

Decreasing Gas defects
Decreasing pin holes
Hot shell tensile strength increasing
Thermal expansion decreasing
Great collapsibility
Mold atmosphere control

Shell Molding Sand Specifications

Application AFS No. Hot Tensile Strength Code
Shell Molding 90-100 24(Kg/Cm2) RT90
High Strength sell cores and well permeability 80-85 26(Kg/Cm2) RT80

Possibility of Tensile strength adjustment according your order.

Recommended Filled of Application

Kind of powder Talc Mica Kaolin Red Iron oxide Fluorine Dolomite Calcite Bentonite Barite
Ceramics •   • • • • • • •
Chinaware •   •            
Excavation   •       • • • •
Elecrode • •     • • •   •
Feed             • •  
Glass •       • • •   •
Glaze     •   • •   •  
Glue •   •       •    
Gerannlation (p.v.c)             •    
Insecticide •   •         • •
Isolation •           •    
lining           • •   •
Paint • • • •     • • •
Pharmaceutical •   •       • • •
Plastic •   •       •   •
Rulp & paper •           • • •
Rubber • • •       •   •
Textile •           •   •

 
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