About HS Code 2518
Heading 2518 covers dolomite, a versatile mineral crucial across various industries, whether in its raw state, calcined, or sintered form. This classification also includes dolomite that has been roughly trimmed or merely cut, by sawing or otherwise, into rectangular (including square) blocks or slabs. The scope focuses on dolomite as a mineral resource, allowing for minimal processing such as crushing, heating (calcining/sintering), or basic shaping for industrial use. It differentiates between raw dolomite, which is a calcium magnesium carbonate, and its processed forms that enhance its properties for specific applications, such as refractories or flux. Key sub-categories within this heading include raw dolomite ore, crushed dolomite aggregates, calcined dolomite (partially decarbonated), and sintered dolomite (dead-burned, for refractory applications). Accurate classification is paramount for trade compliance, impacting tariff rates, import quotas, and adherence to specific industry standards for purity or processing. Dolomite's trade significance stems from its widespread use in steelmaking (as a flux and refractory), glass manufacturing, agriculture (soil conditioner), and construction (as an aggregate or for cement production). Historically, dolomite has been fundamental in industrial processes requiring high-temperature resistance and as a source of magnesium. This heading aligns with Chapter 25's focus on basic mineral resources, highlighting the mineral in its natural or minimally processed state before transformation into more complex chemical products or finished goods.
Products Under This Code
Raw dolomite lumps, crushed dolomite for aggregates, calcined dolomite, sintered dolomite (dead-burned), dolomite blocks (roughly cut) for industrial use, dolomite slabs (merely sawn), agricultural dolomite (soil amendment), refractory grade dolomite, metallurgical dolomite flux, glass-grade dolomite, dolomite powder, dolomite for cement production, magnesia-dolomite clinker, dolomite for water treatment, decorative dolomite chips, dolomite for ceramics, dolomite for filler applications, crushed dolomite for road base, dolomite for magnesium metal production, dolomite for lime production, high-purity dolomite, low-iron dolomite, natural dolomite sand, unshaped dolomite refractories.
Real World Examples
A Japanese steel manufacturer frequently imports high-quality sintered dolomite from China for use as a refractory lining in its blast furnaces, with bulk cargo ships transporting the material across the East China Sea. In North America, an agricultural supplier in the United States often sources crushed raw dolomite from Canadian quarries to be used as a soil pH adjuster and magnesium supplement, typically transported by rail or truck across the border. A European cement producer might import calcined dolomite from Turkey for specialized cement formulations requiring specific magnesium content, utilizing maritime routes across the Mediterranean. Furthermore, an Indian glass manufacturer could import high-purity raw dolomite from Oman to ensure the clarity and strength of its glass products, delivered via bulk vessels through the Arabian Sea.
Common Misclassification
Common misclassification mistakes for dolomite under 2518 often involve its level of processing or specific use. If dolomite is finely crushed and used as sand, it might be confused with 2505 (sands). More significantly, if dolomite is cut and polished for monumental or building purposes, it would fall under 2515 (marble, travertine, etc.) or 6802 (worked monumental or building stone), rather than 2518, which is limited to "roughly trimmed or merely cut." Confusion also arises with magnesium oxide (2816) if the dolomite has been processed to a chemically pure magnesium oxide, exceeding the scope of 'calcined or sintered' dolomite. The key is to assess the degree of processing and the material's intended bulk industrial application, rather than its use as a decorative or finished building material.
Subheadings 2
Industry
This code belongs to the Minerals & Fuels industry.
Trade Overview
Major global producers and exporters of dolomite include China, India, the United States, Canada, Brazil, and Turkey, benefiting from significant natural reserves. Key importers are industrialized nations with robust steel, glass, chemical, and agricultural sectors, such as Japan, South Korea, various EU member states, and countries in Southeast Asia. Tariffs for raw and minimally processed dolomite are generally low or non-existent under many international trade agreements, reflecting its status as a fundamental industrial raw material. Trade routes are often optimized for bulk cargo, with proximity to quarries and efficient logistics being critical factors in sourcing decisions.
Frequently Asked Questions
What is HS code 2518?
HS code 2518 is a 4-digit heading in the Harmonized System that covers: Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape. Heading 2518 covers dolomite, a versatile mineral crucial across various industries, whether in its raw state, calcined, or sintered form. This classification also includes dolomite that has been roughly trimmed or merely cut, by sawing or otherwise, into rectangular (including square) blocks or slabs. The scope focuses on dolomite as a mineral resource, allowing for minimal processing such as crushing, heating (calcining/sintering), or basic shaping for industrial use. It differentiates between raw dolomite, which is a calcium magnesium carbonate, and its processed forms that enhance its properties for specific applications, such as refractories or flux. Key sub-categories within this heading include raw dolomite ore, crushed dolomite aggregates, calcined dolomite (partially decarbonated), and sintered dolomite (dead-burned, for refractory applications). Accurate classification is paramount for trade compliance, impacting tariff rates, import quotas, and adherence to specific industry standards for purity or processing. Dolomite's trade significance stems from its widespread use in steelmaking (as a flux and refractory), glass manufacturing, agriculture (soil conditioner), and construction (as an aggregate or for cement production). Historically, dolomite has been fundamental in industrial processes requiring high-temperature resistance and as a source of magnesium. This heading aligns with Chapter 25's focus on basic mineral resources, highlighting the mineral in its natural or minimally processed state before transformation into more complex chemical products or finished goods.
What products fall under HS code 2518?
Raw dolomite lumps, crushed dolomite for aggregates, calcined dolomite, sintered dolomite (dead-burned), dolomite blocks (roughly cut) for industrial use, dolomite slabs (merely sawn), agricultural dolomite (soil amendment), refractory grade dolomite, metallurgical dolomite flux, glass-grade dolomite, dolomite powder, dolomite for cement production, magnesia-dolomite clinker, dolomite for water treatment, decorative dolomite chips, dolomite for ceramics, dolomite for filler applications, crushed dolomite for road base, dolomite for magnesium metal production, dolomite for lime production, high-purity dolomite, low-iron dolomite, natural dolomite sand, unshaped dolomite refractories.
What are common misclassifications for HS code 2518?
Common misclassification mistakes for dolomite under 2518 often involve its level of processing or specific use. If dolomite is finely crushed and used as sand, it might be confused with 2505 (sands). More significantly, if dolomite is cut and polished for monumental or building purposes, it would fall under 2515 (marble, travertine, etc.) or 6802 (worked monumental or building stone), rather than 2518, which is limited to "roughly trimmed or merely cut." Confusion also arises with magnesium oxide (2816) if the dolomite has been processed to a chemically pure magnesium oxide, exceeding the scope of 'calcined or sintered' dolomite. The key is to assess the degree of processing and the material's intended bulk industrial application, rather than its use as a decorative or finished building material.
Which countries trade the most under HS code 2518?
Major global producers and exporters of dolomite include China, India, the United States, Canada, Brazil, and Turkey, benefiting from significant natural reserves. Key importers are industrialized nations with robust steel, glass, chemical, and agricultural sectors, such as Japan, South Korea, various EU member states, and countries in Southeast Asia. Tariffs for raw and minimally processed dolomite are generally low or non-existent under many international trade agreements, reflecting its status as a fundamental industrial raw material. Trade routes are often optimized for bulk cargo, with proximity to quarries and efficient logistics being critical factors in sourcing decisions.
How is HS code 2518 structured?
HS code 2518 is a 4-digit heading under Chapter 25 of the Harmonized System. The first 2 digits (25) identify the chapter, and digits 3-4 (18) specify the heading. This code contains multiple 6-digit subheadings for precise product classification.