Products of Kimia Zanjan Gostaran Company

Kimia Zanjan Gostaran Company, focusing on the production of high-quality lead and zinc sulfide concentrates, plays a fundamental role in supplying raw materials for the metal industries. Our products, compliant with international standards, ensure optimal performance and customer satisfaction across various industrial sectors.

Lead Oxide Concentrate

Lead Oxide Concentrate, due to its physical and chemical properties, is widely used in different industries. These concentrates, obtained through the enrichment and beneficiation of mineral materials, are used in the production of sulfuric acid tanks, soldering, casting, petroleum and petrochemicals, glazing, paint, electricity, and battery manufacturing. The production process includes mining lead ores, crushing, impurity separation via flotation or gravity methods, and final purification. Both lead oxide concentrate (PbO) and lead sulfide concentrate (PbS) are used in smelting plants for various applications, with technical specifications defined according to established standards.

Lead Oxide Concentrate

Zinc Oxide Concentrate

Zinc concentrate is obtained by beneficiating zinc ores and serves as an intermediate stage in zinc metal production. This concentrate is mainly divided into zinc oxide concentrate (ZnO) and zinc sulfide concentrate (ZnS).
The production process involves ore extraction and crushing, grinding, and beneficiation using hydrometallurgical or pyrometallurgical techniques. Impurities such as lead, copper, and silver are removed during processing. The quality of the concentrate depends on the type of ore, zinc content, and processing methods, and it is classified into low, medium, and high grade.

Zinc Oxide Concentrate

Lead Sulfide Concentrate

Lead sulfide concentrate is produced from lead ore containing lead sulfide (galena) and serves as the raw material for lead metal production. This product is used in battery manufacturing, soldering, specialty glass, and alloys.
The production process includes extraction, crushing, flotation, and ore enrichment. Lead sulfide concentrate is valuable due to its high purity and critical role in lead production. However, its production requires strict environmental controls because of the presence of lead and sulfur pollutants.

Lead Sulfide Concentrate

Zinc Sulfide Concentrate

Zinc sulfide concentrate is obtained from zinc ore containing zinc sulfide (sphalerite) and serves as the raw material for zinc metal production. It is used in galvanization, alloy production, battery manufacturing, and chemical industries. The production process includes extraction, crushing, flotation, and ore enrichment. Due to its high zinc purity, sulfide zinc concentrate is highly important in the zinc supply chain. Its production, however, requires careful environmental management due to the presence of sulfur.

Zinc Sulfide Concentrate