High-Alumina Plug for Steel Ladle
Refractory alumina plug (75% Al2O3) used in steel ladle stopper assemblies for molten metal control. Precision-engineered and high-fired ceramic component, classified under HTS 6903.20.00.00.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-alumina dominant refractory plugs
Different material compositions have separate classifications.
If imported within complete stopper rod assembly
Casting machine parts classified by metallurgical equipment heading.
If carbon or graphite primary constituent
Carbon refractories specifically excluded from ceramic alumina classification.
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Import Tips & Compliance
• Include steel industry usage certification and erosion resistance specs
• Classify as refractory component, not assembled ladle equipment
• Provide lot-specific composition analysis for each shipment
Related Products under HTS 6903.20.00.00
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