U.S. imports of Unvulcanized Rubber in Solutions and Dispersions (HS 400520) totaled $3.8M in August 2026, imported from 14 countries.
Importers of Unvulcanized Rubber in Solutions and Dispersions paid $430K in duties in August 2026, an average duty rate of 11.20% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataLiquid-phase unvulcanized rubber—whether dissolved in solvent or dispersed in aqueous or non-aqueous media—enters under 4005200000 and is distinct from carbon-black or silica compounds, which have their own heading. These formulations serve adhesive, coating, and dipping applications in industries ranging from glove manufacturing to textile lamination. South Korea and Germany lead US supply, with Italy, the United Kingdom, and Japan also significant sources, pointing to a supplier base concentrated in advanced chemical-processing economies.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
69 import shipments a month
A solution involves rubber fully dissolved in a solvent, yielding a homogeneous liquid, while a dispersion (latex-type) consists of rubber particles suspended in a medium. Both forms classify under 4005200000 as long as the rubber is unvulcanized and the compound is not based on carbon black or silica, which would redirect it to heading 400510.
Yes—CBP may query whether a shipment is natural rubber latex (heading 4001) or a compounded rubber solution (4005200000). The distinction turns on whether the material is a compounded formulation with added chemicals versus raw or concentrated latex. Detailed technical documentation from the manufacturer is advisable to support the correct classification.
Subheading 3 of 4 in heading 4005
Subheading 400520 · $3.8M of $59.7M
ImportsExports
Imports
$3.8MYoY · free account
Exports
$2.5MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $36.0M of Unvulcanized Rubber in Solutions and Dispersions and exported $26.9M.
Through August 2026. Source: U.S. Census Bureau.
Trade Directory
List your company under HS 400520 — Unvulcanized Rubber in Solutions and Dispersions, so the companies trading it can find you. Be the first supplier listed.
Imports · August 2026
origin
South Korea and Italy together supply 83% of it.
customs district
destination
entry
rate provision · imports
4.0% enters free of duty; duty collected equals 11.20% of imports for consumption.
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 4005200000 | Rub, Unvulcanized, In Solutions; Dispersions | $3.8M | 11.20% | 95.95% | $430K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 4005200000 | Rub, Unvulcanized, In Solutions; Dispersions | $2.5M |
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.