Quartz Crucible Hot Forming Press
This press hot-forms high-purity quartz crucibles, which are essential for Czochralski crystal pulling in semiconductor manufacturing. It directly manufactures glassware by hot working, placing it under tariff item 8475.29.00 for machines for manufacturing or hot working glass.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the press is used for multiple purposes beyond glass forming
Machines not specifically described elsewhere may fall under the residual heading 84.79.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Classify the press with its molds and heating elements as a single machine
• Keep records of the machine's technical specifications to show it is for glass manufacturing
• Confirm whether the press requires any environmental compliance documentation for emissions
Related Products under Tariff item 8475.29.00
Glass Envelope Sealing Machine
This automated machine hermetically seals glass envelopes around semiconductor components, a process that involves hot working of glass to create a vacuum-tight package. It is classified under tariff item 8475.29.00 as it is specifically designed for manufacturing glassware used in electronic device packaging.
Quartz Wafer Boat Fabricator
This machine fabricates quartz glass wafer boats used in diffusion furnaces, involving hot glass forming to create precise holders for semiconductor wafers. It is classified under tariff item 8475.29.00 as it manufactures glassware for semiconductor processing.