Polyethylene Glycol Ester Sand Mold Binder
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3910000000 | 38.0% | CN | US | Official Doc |
| 3208100000 | 38.7% | CN | US | Official Doc |
| 3907290000 | 41.5% | CN | US | Official Doc |
| 3907915000 | 41.5% | CN | US | Official Doc |
| 3208900000 | 38.2% | CN | US | Official Doc |
AI Analysis
π Polyethylene Glycol Ester Sand Mold Binder
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy π I. Product Definition & Classification: Do You Really Understand "Sand Mold Binder"?
Sand mold binders are critical chemical agents used in foundry processes to hold sand particles together, forming the mold for metal casting. The specific product in question, "Polyethylene Glycol Ester", is a chemically synthesized primary form substance derived from polyethylene glycol and organic acids.
In international trade, this product sits at the intersection of chemical raw materials and coating/adhesive products. Its classification depends heavily on whether it is viewed as a base chemical resin or a formulated adhesive/coating.
β οΈ Key Distinction Point: - If viewed as a basic chemical raw material (unsaturated polyester or polyether derivative) without complex formulation for specific end-use painting β Classified under Chapter 39 (Plastics/Resins). - If viewed as a formulated adhesive or paint (intended for binding/coating surfaces) β Classified under Chapter 32 (Tanning or Dyeing Extracts; Tannins and Their Derivatives; Dyes, Pigments, Paints and Varnishes).
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Application Scenario | Classification Logic |
|---|---|---|---|
| 3910.00.00.00 | Organic Polymers Primary Form (Other) | Base chemical resins, unmodified PEG esters used as intermediates. | β Match: "Binder" is a function; "PEG Ester" is a chemically synthesized primary form substance. Fits the "chemical primary form" category. |
| 3208.10.00.00 | Paints & Varnishes Based on Polyesters | Formulated binders acting as coatings/paints. | β Match: "PEG Ester" = Polyester material; "Binder" = Coating/Paint attribute. Fits the "paint/varnish" functional use. |
| 3907.29.00.00 | Other Polyethers and Their Ether Alcohols | PEG derivatives categorized as polyethers. | β Match: "PEG Ester" is a polyether derivative. Fits the "other polyethers" material characteristic. |
| 3907.91.50.00 | Other Unsaturated Polyesters | Unsaturated polyester resins used in casting. | β Match: "PEG Ester" inferred as unsaturated polyester resin. Fits the material attribute of "other unsaturated polyesters." |
| 3208.90.00.00 | Paints & Varnishes (Other) | General synthetic polymer adhesives/coatings not specified elsewhere. | β Match: PEG Ester = Synthetic polymer; Binder = Coating/Adhesive form. Fits the "non-aqueous/synthetic" category. |
π Key Reminder: - Chapter 39 (3910, 3907) focuses on the chemical nature of the material (Resin/Primary Form). - Chapter 32 (3208, 3208.90) focuses on the application function (Paint/Binder/Adhesive). - Misclassification between "Raw Resin" and "Formulated Adhesive" is a common customs audit risk.
π° III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes & Policy Surcharges)
β Applicable Country: United States (US) β Origin: China (CN) β Effective Time: From November 10, 2025 (including subsequent imports)
π― 1. 3910.00.00.00 ββ Organic Polymers (Other) / Primary Form Chemicals
| Item | Content |
|---|---|
| Base Tariff Rate | 3.0% |
| Section 301 Surcharge (USITC) | +25.0% (List 3) |
| Section 122 Surcharge | +10.0% (Specific provision) |
| Total Effective Rate | 38.0% |
| Tax Calculation | CIF Value Γ 38.0% |
| De Minimis Exemption | β Not Eligible (Deny de minimis) |
| Legal Basis Path | USITC:3910.00.00.00 β SECTION301:8514.99.90.01 (Note: General List 3 application) β SECTION122 |
π Explanation: - This code treats the product as a primary chemical raw material. - While the base tariff is low (3%), the 25% Section 301 tariff significantly increases costs. - The 10% Section 122 tariff adds further burden for specific Chinese-origin chemicals.
π― 2. 3208.10.00.00 ββ Paints & Varnishes Based on Polyesters
| Item | Content |
|---|---|
| Base Tariff Rate | 3.7% |
| Section 301 Surcharge (USITC) | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 38.7% |
| Tax Calculation | CIF Value Γ 38.7% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | USITC:3208.10.00.00 β SECTION301:3208.10.00.01 β SECTION122 |
π Note: - Classified as a polyester-based paint/coating. - Slightly higher base tariff (3.7% vs 3.0%) results in a total of 38.7%. - Often scrutinized for "formulated vs. raw material" status.
π― 3. 3907.29.00.00 ββ Other Polyethers & Their Ether Alcohols
| Item | Content |
|---|---|
| Base Tariff Rate | 6.5% |
| Section 301 Surcharge (USITC) | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | USITC:3907.29.00.00 β SECTION301:3907.29.00.01 β SECTION122 |
π Warning: - This code views PEG Ester strictly as a polyether derivative. - Highest base rate (6.5%) among the options, leading to the highest total tax of 41.5%. - Only use if chemical structure strictly fits "polyether" and not "unsaturated polyester."
π― 4. 3907.91.50.00 ββ Other Unsaturated Polyesters
| Item | Content |
|---|---|
| Base Tariff Rate | 6.5% |
| Section 301 Surcharge (USITC) | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | USITC:3907.91.50.00 β SECTION301:3907.91.50.01 β SECTION122 |
π Note: - Classified as unsaturated polyester resin. - Also carries a 41.5% total rate due to the high base tariff. - Suitable if the product is explicitly an "unsaturated polyester" resin for casting.
π― 5. 3208.90.00.00 ββ Paints & Varnishes (Other)
| Item | Content |
|---|---|
| Base Tariff Rate | 3.2% |
| Section 301 Surcharge (USITC) | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 38.2% |
| Tax Calculation | CIF Value Γ 38.2% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis Path | USITC:3208.90.00.00 β SECTION301:3208.90.00.01 β SECTION122 |
π Note: - A "catch-all" for paints/adhesives not specifically listed as polyester-based. - Total rate 38.2%. - Lower base rate than
3208.10, but still subject to high surcharges.
π οΈ IV. Customs Clearance Practical Advice (Real-World Pitfall Guide)
β 1. Documentation Checklist (Essential)
| Document | Required | Description |
|---|---|---|
| β Product Spec Sheet | βοΈ | Must detail chemical composition (PEG Ester content), molecular weight, and viscosity. |
| β MSDS / SDS | βοΈ | Critical for chemical clearance. Must classify under GHS standards. |
| β Technical Data Sheet (TDS) | βοΈ | Indicates end-use (Sand Mold Binder) and physical properties. |
| β Commercial Invoice | βοΈ | Must clearly state "Polyethylene Glycol Ester Sand Mold Binder" β avoid vague terms like "Chemical A." |
| β Origin Certificate (CO) | βοΈ | Required to apply any potential exemptions (if applicable) or confirm CN origin for surcharges. |
| β Formulation Declaration | βοΈ | Proportion of PEG Ester vs. other additives to justify HS Code choice. |
β 2. Declaration Tips (Key Mantras)
π₯ βChemical Nature vs. Functional Use: Choose Wisely!β
| Scenario | Correct Declaration | Error |
|---|---|---|
| Raw PEG Ester Resin | Use 3910.00.00.00 or 3907.91.50.00 | Declaring as "Paint" β 38.7% or 41.5% (Higher base rate risk) |
| Formulated Adhesive/Paint | Use 3208.10.00.00 or 3208.90.00.00 | Declaring as "Raw Resin" β If found to be formulated, back taxes + penalties |
| PEG Derivative (Polyether) | Use 3907.29.00.00 | Misclassifying as polyester β 41.5% Rate |
π Crucial Advice: - If the product is pure PEG Ester (a resin intermediate), 3910.00.00.00 (38.0%) is often the most cost-effective among the safe options. - If it is a ready-to-use binder with additives, 3208.90.00.00 (38.2%) or 3208.10.00.00 (38.7%) may be more accurate functionally. - Do not use 3907.29/3907.91 unless chemically certain, as the 6.5% base rate makes the total 41.5%, which is the most expensive option.
β 3. Special Cases Handling
| Case | Handling Advice |
|---|---|
| OEM Custom Binder | Provide formulation details. If unique, consider applying for an Advance Ruling to avoid misclassification disputes. |
| Bulk Chemical Import | Ensure SDS is up-to-date and matches the HS Code chemical description. |
| Small Samples | Still subject to De Minimis exclusion for Chinese goods under Section 301/122. Do not rely on $800 exemption. |
| Mixed Shipments | Declare PEG Ester separately from other non-chemical items to avoid customs audits on the entire shipment. |
π V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3910.00.00.00 |
38.0% | EPA/TSCA Compliance | Highest scrutiny on chemical origin. 122/301 taxes apply. |
| π¨π³ China | 3910.00.00.00 |
3.0% | GB Standards | Low tariff, but import license may be needed for chemicals. |
| πͺπΊ EU | 3910.00.00 |
5.3% (Est.) | REACH Registration | REACH registration is mandatory for PEG esters. |
| π¦πΊ Australia | 3910.00.00 |
5.0% | AICIS Compliance | Australian Industrial Chemicals Introduction Scheme. |
| π―π΅ Japan | 3910.00.00 |
0.8% | CSLF Notification | Very low base tariff, but strict chemical safety docs. |
π Conclusion: - USA is the most costly market due to Section 301 (25%) and Section 122 (10%) surcharges. - EU/Australia/USA require strict chemical registration (REACH, AICIS, TSCA). - China offers the lowest entry cost but requires compliance with domestic chemical regulations.
π VI. Common Errors & Pitfall Guide (Blood Lessons)
β Error 1: Classifying as "General Chemical" with no specific HS Code
π Consequence: Customs assessment delays, potential audit, and penalties.
β Error 2: Declaring as "Raw Material" when it is a "Formulated Adhesive"
π Consequence: Back taxes of 3.5%-8.5% difference + fines.
β Error 3: Ignoring Section 122 Tariff
π Consequence: Underpayment of 10%, leading to 10% penalty + interest.
β Error 4: Missing REACH/TSCA Compliance
π Consequence: Shipment blocked at port. Chemicals cannot enter US/EU markets without registration.
β Correct Action:
"Polyethylene Glycol Ester (PEG Ester) Sand Mold Binder, Chemical Grade, Used for Foundry Sand Molding, SDS Attached, TSCA Compliant"
π― VII. Conclusion: Professional Declaration, Cost Optimization!
π― Remember Mantras:
πΉ "Chemical vs. Paint: 3910 is cheaper (38.0%) than 3907 (41.5%)!"
πΉ "Section 301 + 122 = 35% Surcharge. No De Minimis for China!"
πΉ "SDS & TSCA/REACH are mandatory. No compliance, no clearance!"
π Pro Tip:
If your product is pure PEG Ester resin, 3910.00.00.00 is the optimal balance of accuracy and cost (38.0%). Avoid 3907.29/3907.91 unless chemically necessary, as they cost 3.5% more in total tariffs.
π£ Immediate Action:
π Contact a customs broker specialized in chemicals.
π Prepare SDS and TSCA compliance documentation.
π Apply for an Advance Ruling if the formulation is complex.
β¨ Professional clearance starts with precise classification! πΌ Every percentage point matters in high-tariff chemical trade!
Customer Reviews
About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.