Silica Tech Middle East
Silica Solutions for Every Industry.
About Us
Silica Tech Middle East is the major supplier of silica sand direct
from the mine of Nellore ( AP India) . The various parts of the world.
Chemical Composition: SiO₂ (Silicon Dioxide)
Hardness: 7 on the Mohs scale
Crystal System: Hexagonal
Color: Transparent, white, gray, pink, purple, or smoky
Density: 2.65 g/cm³
Melting Point: ~1,713°C
Solubility: Insoluble in water and most acids, except
Hydrofluoric acid.
Quartz
Quartz is a naturally occurring mineral composed of silicon dioxide (SiO₂). It is the second most abundant mineral on Earth and is known for its high hardness, durability, and resistance to chemical and weathering processes. As it has , a high-purity form of quartz sand, and is widely used in various industries due to its unique physical and chemical properties. Quartz is used in various industries, and is used by its chemical composition and the grade useful for the production industries such as glass manufacturing, construction, electronics, and water filtration.
Silica Sand.
Silica sand, a high-purity form of quartz sand, is widely used in various industries due to its unique physical and chemical properties.
Types Of Silica Sand.
The Natural Varieties Of Silica Sand are of many types but we have are specialized to supply the variety of Silica sand as per the production requirements We have the following Categories of silica sand White Silica Sand, Colored Silica Sand, River Silica Sand, Marine Silica Sand, Dune Sand, Foundry-Grade Silica Sand, Construction-Grade Silica Sand, Water Filtration Industry, Oil and Gas Industry, Construction and Mortar Industry.
Fly Ash
Fly Ash is a fine, powdery material primarily composed of silica (SiO₂), alumina (Al₂O₃), iron oxide (Fe₂O₃), and calcium oxide (CaO), which is produced as a byproduct from burning pulverized coal in thermal power plants. When coal is burned, the mineral impurities in the coal fuse in suspension and are carried away from the combustion chamber with exhaust gases. These particles are then captured by electrostatic precipitators or bag filters before the flue gases reach the chimneys.
Chemical Composition of Fly Ash
The composition varies depending on the source of coal and combustion method but generally includes:
Silica (SiO₂): 35–60%
Alumina (Al₂O₃): 10–30%
Iron Oxide (Fe₂O₃): 4–10%
Calcium Oxide (CaO): 1–30% (higher in Class C fly ash)
Magnesium Oxide (MgO): 1–5%
Sulfur Trioxide (SO₃): 1–3%
We Supply Two Types of Fly Ash (as per ASTM C618)
Class F
Produced from burning anthracite or bituminous coal
Low calcium content (<10% CaO)
High in silica, alumina, and iron
Applications: Concrete, bricks, soil stabilization
Class C
Produced from burning lignite or sub-bituminous coal
High calcium content (≥20% CaO)
Self-cementing properties
Applications: Cement replacement, road base, structural fills
Rimming Mass
Rimming mass refers to the specific chemical agents or alloying elements added during the rimming steel production process to control gas evolution and solidification behavior. These agents influence the deoxidation process, ensuring the steel remains partially deoxidized to allow controlled gas evolution. Rimming mass is typically associated with rimming steel, a type of low-carbon steel produced using an ingot casting process. The term “rimming” refers to the gas evolution that occurs during solidification, which gives the ingot a cleaner surface with fewer impurities.
Technical Details on Rimming Mass Composition and Chemical Properties
Composition of Rimming Mass
Carbon (C): 0.08–0.15% (low carbon steel)
Manganese (Mn): 0.3–0.6% (enhances toughness)
Silicon (Si): ≤ 0.03% (kept very low to promote gas evolution)
Sulfur (S) & Phosphorus (P): ≤ 0.05% each (controlled to avoid brittleness)
Oxygen (O2): High levels (allows CO gas formation)
Ferrous and Calcium Compounds: Sometimes used to modify gas formation.
Rimming Mass Is Also Used In Steel Production
When molten steel is poured into the ingot mold, carbon reacts with oxygen, forming carbon monoxide (CO) bubbles.
The rising CO gas removes non-metallic inclusions, improving surface quality.
The continuous gas evolution creates a clean and well-rimmed outer surface of the ingot.
Chemical Reactions While Producing Steel
The primary reaction leading to rimming behavior is: C+O→CO↑
C + O \rightarrow CO \uparrowC+O→CO↑
Uses of Rimming Mass in Industries
Rimming mass generally refers to materials or chemical agents used in the rimming process of steel production to enhance the gas evolution effect and improve ingot quality.
Rimming Mass is used in various Industries.
Automobile Industry: Used for body panels, car doors, and structural parts due to its high ductility and formability.
Construction Industry: Applied in roofing sheets, reinforcing bars, and structural components where moderate strength is sufficient.
Household Appliance Industry: Used in manufacturing refrigerators, washing machines, and other home appliances.
Packaging Industry: Found in tinplate production for food cans and other packaging materials.
General Engineering Applications
Used in making pipes, tubes, and sheet metal components for various machinery.
Contact Us
Find our contact details and get in touch with our team for any assistance or inquiries.
Location
Main Land Dubai Office: Office No 09, Al Zarooni Building, Hor Al Anz, Deira, Dubai, U.A.E
Ajman Free Zone Office For Imports, Exports and Stores: PN No: BC 1301596. Zone C1 Building,
Mkn No: 4442612247.
info@silicatechme.com
Phone
+971 56 548 4989.