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SITCSection 7
U.S. imports of dryers for treatment of materials (n.e.s.) (SITC 74186) totaled $26.4M in April 2026, traded with 33 countries.
Importers of Dryers for Treatment of Materials (N.E.S.) paid $2.8M in duties in April 2026 — an effective duty rate of 11% on $25.6M in dutiable value, based on actual customs collections rather than the published tariff schedule. Dryers for Treatment of Materials (N.E.S.) imports of $26.4M in April 2026 ran 24% above the year-to-date monthly average of $21.3M.
Last updated: April 2026 dataResidual industrial dryers not elsewhere specified — including spray dryers, fluidized-bed dryers, freeze dryers, and tunnel dryers used across chemical, pharmaceutical, ceramic, and food-processing industries — are captured under this catch-all heading when they do not qualify under the dedicated agricultural or wood/paper dryer categories. The wide range of technologies and end-use sectors means that technical specifications and the material being processed are the primary classification anchors. Pharmaceutical freeze dryers (lyophilizers) in particular may attract additional scrutiny given their dual-use potential in biotech manufacturing.
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Lyophilizers used for pharmaceutical or biotech manufacturing generally fall under this residual dryer heading when they are not specifically designed for agricultural or wood/paper applications. However, if a lyophilizer is configured and marketed as a laboratory instrument, it may be classifiable under laboratory apparatus headings instead, so the intended commercial application is the deciding factor.
Importers should retain the manufacturer's technical specifications, product catalog descriptions, and any application-specific design documentation showing that the dryer is not designed for agricultural products or wood/paper processing. A binding ruling request from CBP can provide advance certainty for high-value or recurring shipments.
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| Country | Imports | Exports | Balance |
|---|---|---|---|
| UNITED KINGDOM | $17.0M | $297K | -$16.7M |
| CANADA | $806K | $3.0M | +$2.2M |
| MEXICO | $21K | $2.9M | +$2.8M |
| ITALY | $2.3M | -- | -$2.3M |
| CHINA | $851K | $88K | -$763K |
Monthly import values over time