Silicon-grade coal concentrate

Silicon-Grade Coal Concentrate Premium high-purity coal concentrate specifically developed for the production of silicon metal. With exceptionally low ash and impurity levels, it ensures maximum efficiency and purity in metallurgical processes. Ideal for manufacturers producing metallurgical and chemical-grade silicon used in alloys, solar panels, and electronic components. Our concentrate provides a consistent, reliable carbon source for demanding industrial applications where quality and performance are critical

Key Advantages

High Carbon Content: Enhances reduction efficiency and silicon yield.
Low Ash and Impurities: Ensures cleaner furnaces and superior silicon purity.
Stable Composition: Provides consistent metallurgical results and operational reliability.
Energy Efficient: High calorific value lowers energy consumption during smelting.
Environmentally Friendly: Low sulfur and volatile content reduce emissions for cleaner production.

Parameter	Unit	Typical Value	Standard / Symbol
Moisture	%	12.0	Wt
Ash	%	2.6	Ad
Volatiles (dry ash-free)	%	44.0	Vdaf
Fixed Carbon (dry ash-free)	%	58.0	Cdaf
Total Sulphur	%	0.5	Std
Carbon	%	79.0	Cdat

Parameter	Unit	Typical Value	Standard / Symbol
Hydrogen	%	5.75	Hdat
Nitrogen	%	1.58	Ndaf
Oxygen	%	15.37	Odaf
Phosphorus	%	0.02	Pd
Chlorine	%	0.05	Cld
Arsenic	%	0.0004	Asd

Ash Composition

Component	Typical Value (%)
Silicon Oxide (SiO₂)	58.1
Aluminium Oxide (Al₂O₃)	22.1
Iron Oxide (Fe₂O₃)	7.0
Calcium Oxide (CaO)	2.7
Magnesium Oxide (MgO)	1.8
Phosphorus Oxide (P₂O₅)	0.5
Sulfur Oxide (SO₃)	1.8