Crystalline Fireproof Coating
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 6806900090 | 35.0% | CN | US | Official Doc |
| 3214901000 | 35.0% | CN | US | Official Doc |
| 3214905000 | 38.25% | CN | US | Official Doc |
AI Analysis
π₯ Crystalline Fireproof Coating (η»ζΆει²η«ζΆζ)
π HS Code Reference & Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition & Classification: What is "Crystalline Fireproof Coating"?
Crystalline Fireproof Coating is a specialized chemical coating used primarily on concrete and masonry structures to enhance fire resistance. Unlike intumescent paints that swell, these coatings react with water and oxygen within the concrete to form insoluble crystals, sealing pores and preventing water loss during a fire.
In international trade, this product is categorized based on its function (surface treatment/fireproofing) and chemical nature (inorganic/mineral-based or resin-based formulation). It is not classified as a simple building material (like mineral wool) nor as a pure adhesive, but rather as a specialized preparation for surface treatment.
β οΈ Key Classification Logic:
- If the product is a powder/paste that reacts chemically with concrete β It is a Surface Treatment Preparation.
- It does not fit neatly into "Acoustic Panels" or "Molded Silicate Products" due to its application method (liquid/paste sprayed/brushed).
- The chemical base is inferred as non-metallic/organic or inorganic salts, fitting into "Other" categories for sealants/treatments.
π¦ II. HS Code Classification Details (2026 Latest Harmonized System)
Below are the three most relevant HS Codes for Crystalline Fireproof Coating based on the provided data. Each has a different tax implication.
| HS Code | Product Description | Applicable Scenario | Tax Rate (Total) |
|---|---|---|---|
| 6806.90.00.90 | Other articles of mineral materials (Mineral Coatings) | Purely mineral-based powders/cretes without organic binders; fits "Other mineral material products" | 35.0% |
| 3214.90.10.00 | Other preparations for filling, smoothing, etc. (Non-resin/non-rubber based) | Surface treatment agents where the binder is not primarily rubber or resin; inferred non-metallic/organic chemical mix | 35.0% |
| 3214.90.50.00 | Other preparations for filling, smoothing, etc. (General Surface Treatments) | Most Common: Crystalline waterproofing/fireproofing pastes/powders. Fits "Preparations for surface treatment" broadly | 38.25% |
π Critical Distinction:
- 6806.90.00.90: Use this if the product is purely mineral (no organic resins) and acts as a structural mineral coating.
- 3214.90.10.00: Use this if the product is a surface treatment agent but excludes rubber/resin-based fillers.
- 3214.90.50.00: Use this as the default "catch-all" for crystalline coatings that are pastes/powders for surface treatment, especially if they contain some organic additives or binders. This is the most likely classification for commercial crystalline fireproof coatings.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Add-ons)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: November 10, 2025 (and subsequent imports)
π― 1. 6806.90.00.90 ββ Other Mineral Material Articles
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (122 Clause) | +10.0% |
| Total Tax Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35% |
| De Minimis Exemption | β Not Available |
| Legal Basis Path | IEEPA:9903.01.25 β USITC:6806.90.00.90 β FOOTNOTE:9903.88.01 |
π Explanation:
- Even though the base tariff is 0%, the 35% effective rate is high due to trade restrictions.
- This code is suitable only if the product is strictly mineral-based (inorganic).
π― 2. 3214.90.10.00 ββ Other Surface Treatment Preparations (Non-Rubber/Resin)
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (122 Clause) | +10.0% |
| Total Tax Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35% |
| De Minimis Exemption | β Not Available |
| Legal Basis Path | IEEPA:9903.01.25 β USITC:3214.90.10.00 β FOOTNOTE:9903.88.01 |
π Explanation:
- This code applies if the coating is inferred as a non-rubber, non-resin surface treatment.
- Suitable for purely inorganic crystalline powders mixed with water on-site.
π― 3. 3214.90.50.00 ββ Other Surface Treatment Preparations (General)
| Item | Detail |
|---|---|
| Base Tariff | 3.25% |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (122 Clause) | +10.0% |
| Total Tax Rate | 38.25% |
| Tax Calculation | CIF Value Γ 38.25% |
| De Minimis Exemption | β Not Available |
| Legal Basis Path | IEEPA:9903.01.25 β USITC:3214.90.50.00 β FOOTNOTE:9903.88.01 |
π Explanation:
- Most Likely Classification: Crystalline fireproof coatings are often pastes or contain organic binders, placing them in the general "Other" category for surface treatments.
- Higher Cost: The base rate of 3.25% makes this code more expensive than the other two options.
- Risk: If customs determines the product is purely mineral, they may reclassify it to 6806.90.00.90 (35%), potentially saving you 3.25% but causing delays.
π οΈ IV. Clearance Operational Advice (Practical Pitfall Avoidance)
β 1. Required Documentation Checklist
| Document | Mandatory? | Description |
|---|---|---|
| β Product Specifications | βοΈ | Must detail chemical composition (inorganic vs. organic binders), form (powder/paste), and application method. |
| β Safety Data Sheet (SDS) | βοΈ | Crucial for chemical classification. Highlight "Non-flammable," "Inorganic," or "Crystalline Reaction." |
| β Technical Data Sheet (TDS) | βοΈ | Shows fireproofing performance (e.g., UL 263 rating) to prove it is a "surface treatment" not a "building material." |
| β Photos of Product | βοΈ | Show packaging, label, and consistency (powder vs. paste). |
| β Commercial Invoice | βοΈ | Use precise description: "Crystalline Inorganic Fireproof Coating for Concrete Surface Treatment" |
| β Certificate of Origin | βοΈ | Required for origin determination. |
β 2. Declaration Tips (Key Mantras)
π₯ "Describe Function, Not Just Name! 'Surface Treatment' is Key!"
| Scenario | Correct Declaration | Error to Avoid |
|---|---|---|
| Powder/Crystalline Paste | 3214.90.50.00 or 6806.90.00.90 |
β Calling it "Paint" (may trigger higher tariffs for paints) |
| Contains Organic Binders | 3214.90.50.00 |
β Claiming it is "Pure Mineral" if it isn't β Audit Risk |
| Pure Inorganic Powder | 6806.90.00.90 |
β Using 3214 code if itβs purely mineral β Potential penalty |
| Kit (Powder + Water) | Declare as Single Product | β Splitting into "Powder" + "Water" β Complex Tariffs |
β 3. Special Case Handling
| Scenario | Handling Advice |
|---|---|
| Is it "Paint" or "Coating"? | Use term "Surface Treatment Preparation" or "Waterproofing/Fireproofing Coating" in documents. Avoid generic "Paint" if possible, as paint tariffs can vary. |
| USITC Scrutiny | Customs may challenge the "Mineral" vs. "Chemical Preparation" distinction. Provide SDS proving the active ingredients are inorganic salts (silicates, etc.). |
| 122 Clause (IEEPA) | The +10% IEEPA surtax applies to almost all Chinese-origin chemical/mineral goods. Budget for this! |
π V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Total Tariff (CN Origin) | Key Certification | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3214.90.50.00 |
38.25% | UL/ASTM Test Reports | High tariff due to Section 301 + IEEPA. |
| π¨π³ China | 3214.90.50.00 |
~3-6% | CCC (if applicable) | No surtaxes. |
| πͺπΊ EU | 3214.90.90 |
~6.5% | CE (VOC limits) | No Section 301 equivalent. |
| π¦πΊ Australia | 3214.90.00 |
~5% | GHS Labeling | Competitive. |
π Conclusion:
- USA is the most expensive market for this product due to 38.25% effective tariff.
- Documentation is Critical: Misclassification as "Paint" or "Building Material" can lead to audits, fines, or delays.
- Proactive Strategy: Provide SDS and TDS at the time of entry to justify the3214or6806classification.
π VI. Common Mistakes & Pitfall Guide (Lessons Learned)
β Mistake 1: Declaring as "Fireproof Paint"
π Consequence: May be misclassified under Chapter 32 Paints, triggering different surtaxes or stricter VOC regulations.
π Fix: Use "Crystalline Surface Treatment" or "Inorganic Fireproof Coating."
β Mistake 2: Ignoring the IEEPA 10% Surcharge
π Consequence: Underestimating landed cost by 10%.
π Fix: Always include IEEPA +10% in cost calculations for Chinese-origin goods.
β Mistake 3: Claiming "Mineral" when it contains Organic Binders
π Consequence: Customs may reject 6806 classification and switch to 3214 with higher base rate.
π Fix: Check SDS. If organic resins are present, use 3214.90.50.00.
β Correct Practice:
"Crystalline Inorganic Fireproof Coating, Powder Form, for Concrete Surface Treatment, UL Listed, Non-Toxic, Made in China"
π― VII. Conclusion: Professional Declaration, Cost Control, Efficiency!
π― Remember the Mantra:
πΉ "Function First, 'Surface Treatment' Wins!"
πΉ "38.25% is the Default, 35% if Pure Mineral!"
πΉ "IEEPA +10% is Non-Negotiable for China!"
π Pro Tip:
If your product is purely inorganic (no resins), argue for 6806.90.00.90 (35%) to save 3.25%. However, if it is a ready-to-use paste, 3214.90.50.00 (38.25%) is safer and more accurate. Apply for a Pre-Ruling (ACE Portal) if the shipment value is high to avoid disputes.
π£ Immediate Action:
π Provide SDS & TDS to your customs broker.
π Use precise description: "Crystalline Fireproof Surface Treatment."
π° Budget for ~38.25% Total Duty for US imports from China.
β¨ Professional Clearance Starts with Precise Classification!
πΌ Your Cost Efficiency Depends on the Right HS Code!
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.