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Polyurethane Elastomer Base Resin

Castable polyurethane resin for elastomer parts like wheels. Primary form under 3909.50.5000 for 'Other' polyurethanes with qualifying monomer content. Two-component system base.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.3%+37.5%43.8%
🇲🇽Mexico6.3%+10.0%16.3%
🇨🇦Canada6.3%+10.0%16.3%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3909.20.00.00Higher: 44% vs 43.8%

If melamine-based amino resin

Melamine units predominant classify under amino-resins.

3910.00.00Lower: 40.5% vs 43.8%

If silicone-modified

Silicone polymers take precedence if predominant.

4002.99.00Lower: 37.5% vs 43.8%

If synthetic rubber blend

Rubber-like properties with predominant rubber monomers go to Chapter 40.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Classify and price this productCalculate exact duty

Import Tips & Compliance

• Ship components separately if 2-part; classify each by composition

• Require NCO content certificate for prepolymer verification

Related Products under HTS 3909.50.50.00

Thermoplastic Polyurethane Pellets

TPU pellets in primary form for injection molding of shoe soles. HTS 3909.50.5000 as 'Other' polyurethanes, confirmed by 95%+ polyurethane monomer dominance. High abrasion resistance grade.

Waterproof Polyurethane Coating Resin

Aliphatic polyurethane resin for UV-resistant waterproof coatings. HTS 3909.50.5000 'Other' polyurethanes in primary forms per 95% rule. Used on outdoor fabrics.

Polyurethane Reactive Hotmelt Resin

Moisture-curing polyurethane hotmelt adhesive resin in primary form. Classifies under 3909.50.5000 for 'Other' polyurethanes with 95%+ monomer units. For wood bonding.

Polyurethane Sealant Base Resin

One-component polyurethane resin for construction sealants. Primary form under 3909.50.5000 as qualifying 'Other' polyurethane polymer.

Flame Retardant Polyurethane Resin

Halogen-free flame retardant polyurethane for electronics potting. HTS 3909.50.5000 primary 'Other' polyurethanes.

UV Curable Polyurethane Acrylate

Hybrid polyurethane acrylate oligomer for UV inks. Primary form 3909.50.5000 if PU predominates.