Metallurgical Casting Machine Refractory Lid
Refractory lid for converters and ladles in silicon casting machines for semiconductor foundries. Maintains thermal containment during molten metal handling in metallurgy. Classified as 8454.90.00 parts.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If bulk refractory bricks, not machine-specific
General refractory products classify by material in Chapter 69.
If industrial furnace parts
Heat treatment furnace components go to 8417.
If refractory chemical preparations
Chemical refractory mixes fall under Chapter 38.
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Import Tips & Compliance
• Specify refractory composition (e.g
• SiC) and melting point >1700°C in docs
• Use 'OEM replacement part' language for clear machine association
• Comply with hazardous material declarations for silica content
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