Clay Slide Gate Refractory
Slide gate plates made of refractory clay for controlling molten steel flow in ladles. Explicitly named in heading 6903, these fired clay products are classified under 6903.90.00.10 for clay composition.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +37.5% | 37.5% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +12.5% | 12.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing >30% magnesia
Magnesia-rich refractories classify separately within 6903.
If shaped as specific refractory bricks
Brick-shaped items fall under 6902 even if clay-based.
If impregnated with tar or pitch
Tar-impregnated articles shift to Chapter 68 heading 6806.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Submit material test reports confirming clay base and firing process compliant with Chapter 69 notes
• Declare as 'refractory slide gates of clay' to match exact tariff description
Related Products under HTS 6903.90.00.10
Clay Refractory Nozzle
Refractory clay nozzle for steel continuous casting, enduring extreme molten metal temperatures. Fired from special refractory clays, it fits HTS 6903.90.00.10 as an 'other' refractory ceramic good explicitly listed as nozzles.
Clay Refractory Tube
High-temperature clay tubes for kiln furniture and thermocouple sheaths. Fired refractory clay construction places it under HTS 6903.90.00.10 as listed 'tubes' other than siliceous types.
Clay Refractory Kiln Shelf
Heavy-duty clay shelves for supporting pottery in industrial kilns. As 'supports' explicitly mentioned in heading 6903, pure clay versions fall under statistical reporting number 6903.90.00.10.
Clay Retort for Laboratory
Traditional clay retorts used in chemical distillation processes at high temperatures. Fired clay construction qualifies as refractory goods under 6903.90.00.10 per heading examples.
Clay Refractory Rod
Fired clay rods used as stirring tools and supports in high-temperature furnaces. As named 'rods' in heading 6903 other refractory goods, clay composition dictates 6903.90.00.10.
Clay Cupel for Assay
Small clay cupels used in precious metal fire assaying to collect beads. Traditional fired clay construction fits 6903.90.00.10 as explicitly named refractory goods.