U.S. imports of Polystyrene, Expandable (HS 3903110000) totaled $28.7M in August 2026, imported from 19 countries.
Importers of Polystyrene, Expandable paid $440K in duties in August 2026, an average duty rate of 1.53% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataAverage import price $2.01/kg · 694 import shipments a month
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Statistical number 1 of 1 in subheading 390311
Statistical number 3903110000 · $28.7M of $28.7M
ImportsExports
Imports
$28.7MYoY · free account
Exports
$7.8MYoY · free account
Low of 8 reported months · imports
Low · free accountThrough August 2026 · imports 8 of 12 months reported, exports 8 of 12 months reported. Source: U.S. Census Bureau.
Imports · August 2026
origin
Canada and Mexico together supply 88% of it. Bahamas pays 19.0% duty; Mexico 0.0%.
customs district
None recorded for this period.
destination
Census publishes state breakdowns to the 6-digit level only. See HS 390311 for those.
entry
Census publishes port breakdowns to the 6-digit level only. See HS 390311 for those.
rate provision · imports
None recorded for this period.