Refractory Repair Material Wear Resistant
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3801300000 | 39.9% | CN | US | Official Doc |
| 6902901010 | 35.0% | CN | US | Official Doc |
| 6808000000 | 35.0% | CN | US | Official Doc |
| 6902905010 | 35.0% | CN | US | Official Doc |
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AI Analysis
π₯ Refractory Repair Material Wear Resistant (Refractory Repair Material, Wear Resistant)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition & Classification: Do You Truly Understand "Refractory Repair Materials"?
Refractory repair materials, specifically those described as "wear-resistant," are specialized industrial consumables used to maintain or restore high-temperature industrial equipment such as kilns, furnaces, blast furnaces, and boilers. These materials are typically supplied in paste, powder, granular, or castable forms.
In international trade, their classification depends heavily on their primary chemical composition (e.g., carbon-based, ceramic-based, or mineral-based) and physical form. Misclassification can lead to significant tariff discrepancies, especially under current US trade policies.
β οΈ Key Distinction Points:
- Carbon/Graphite-Based Pastes: If the material is primarily carbon/graphite used as a lining paste for electrodes or similar structures β 3801.30.00.00
- Ceramic/Clay-Based Castables/Patches: If the material isθη« (fire-resistant) ceramic, often based on alumina, magnesia, or clay, and used for structural repair β 6902.90.10.10 or 6902.90.50.10
- Mineral/Granular Binders: If the material is a generic mineral-based granular or powder binder not specifically classified as ceramic β 6808.00.00.00
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Application Scenario | Material Characteristic |
|---|---|---|---|
3801.30.00.00 |
Electrode Pastes and Similar Pastes for Furnace Linings | Lining paste for electrodes; carbon/graphite-based repairs | β Carbon/Graphite-based |
6902.90.10.10 |
Refractory Ceramic Building Materials (Other) | Ceramic patching materials; alumina/magnesia-based repairs | β Ceramic/Ceramic-like |
6808.00.00.00 |
Articles of Asbestos, Mica or Other Mineral Insulating Materials | Mineral-based granular/powder repair mixes; generic mineral binders | β Mineral/Granular |
6902.90.50.10 |
Refractory Ceramic Building Materials (Clay-Based) | Clay-based refractory patches; general ceramic repairs | β Clay/Ceramic-based |
π Critical Reminder:
- "Wear-resistant" is a performance characteristic, not a primary classification criterion. The material composition dictates the HS Code. - If the material is carbon-based and used as a paste, it must go to 3801.30.00.00, even if it is for repair. - If the material is ceramic or mineral-based, it falls under 6902 or 6808, depending on whether it meets the definition of "refractory ceramic" or general "mineral insulating articles."
π° III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes & Policy Surcharges)
β Applicable Country: United States (US)
β Country of Origin: China (CN)
β Effective Date: November 10, 2025 (for subsequent imports)
π― 1. 3801.30.00.00 ββ Electrode Pastes & Similar Furnace Lining Pastes (Carbon/Graphite-Based)
| Item | Detail |
|---|---|
| Base Tariff | 4.9% (ad valorem) |
| Section 301 Additional Tariff | +25.0% (from USITC Footnote 9903.88.01) |
| Section 122 Tariff | +10.0% (Specific to certain industrial materials) |
| Total Tariff Rate | 39.9% |
| Tax Calculation | CIF Value Γ 39.9% |
| De Minimis Exemption Eligible? | β No (deny_de_minimis) |
| Legal Basis Path | Base Tariff: 3801.30.00.00 β Sec301: +25% β Sec122: +10% |
π Explanation:
- The base duty is 4.9% for electrode pastes. - Section 301 adds 25% for Chinese-origin goods. - Section 122 adds an additional 10% for specific industrial materials. - Total: 39.9%. This is a high tariff category. Pre-assessment is critical.
π― 2. 6902.90.10.10 ββ Refractory Ceramic Building Materials (Non-Clay Ceramic)
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Tariff Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35.0% |
| De Minimis Exemption Eligible? | β No (deny_de_minimis) |
| Legal Basis Path | Base Tariff: 6902.90.10.10 β Sec301: +25% β Sec122: +10% |
π Note:
- Although the base tariff is 0%, the Section 301 (25%) and Section 122 (10%) surcharges bring the total to 35%. - This applies to refractory ceramics that are not primarily clay-based (e.g., high-alumina, magnesia-spinel).
π― 3. 6808.00.00.00 ββ Articles of Mineral Insulating Materials (Granular/Powder)
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Tariff Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35.0% |
| De Minimis Exemption Eligible? | β No (deny_de_minimis) |
| Legal Basis Path | Base Tariff: 6808.00.00.00 β Sec301: +25% β Sec122: +10% |
π Note:
- This category covers mineral-based repair materials that do not strictly qualify as "refractory ceramics" (Chapter 69) or are more generic mineral insulating articles. - Tariff is identical to6902.90.10.10: 35%.
π― 4. 6902.90.50.10 ββ Refractory Ceramic Building Materials (Clay-Based)
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Tariff Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35.0% |
| De Minimis Exemption Eligible? | β No (deny_de_minimis) |
| Legal Basis Path | Base Tariff: 6902.90.50.10 β Sec301: +25% β Sec122: +10% |
π Note:
- Clay-based refractory materials are classified here. - Despite being a "building material," the Section 301 and Section 122 tariffs apply fully. - Total: 35%.
π οΈ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance Guide)
β 1. Required Documentation Checklist (None Missing)
| Document | Mandatory | Description |
|---|---|---|
| β Material Safety Data Sheet (MSDS) | βοΈ | Critical for identifying chemical composition (carbon vs. ceramic vs. mineral). |
| β Technical Specification Sheet | βοΈ | Must specify: composition (e.g., % Al2O3, % Carbon), form (paste, powder), and temperature resistance. |
| β Product Photos (Labeled) | βοΈ | Show packaging, label, and texture. Distinguish between "paste" and "powder." |
| β Commercial Invoice | βοΈ | Must clearly state "Refractory Repair Material" AND specify material type (e.g., "Carbon-based Electrode Paste" or "Alumina Ceramic Patch"). |
| β Packing List | βοΈ | Detail weight, dimensions, and number of packages. |
| β Certificate of Origin (CO) | βοΈ | Required for Section 301 tariff calculation. |
β 2. Declaration Tips (Key Mantra)
π₯ "Composition First, Form Second, Name Precise, Tax Minimized!"
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Carbon-based paste | HS 3801.30.00.00 - "Carbon Electrode Paste" |
Misdeclare as "Ceramic Paste" β 35% vs 39.9% (Risk of penalty if caught) |
| High-Alumina castable | HS 6902.90.10.10 - "Alumina Refractory Castable" |
Generic "Refractory Material" β 35%, but may trigger additional scrutiny |
| Generic mineral powder | HS 6808.00.00.00 - "Mineral Insulating Powder" |
Misdeclare as "Carbon Paste" β 39.9% (Higher tax, unnecessary cost) |
| Clay-based patch | HS 6902.90.50.10 - "Clay-Based Refractory Repair" |
Misdeclare as "Building Cement" β 0% Base but 35% Total due to Sec301/122. No savings if origin is China. |
π Critical Insight:
- Section 301 (25%) and Section 122 (10%) apply to all these categories if of Chinese origin. - There is no significant tax savings by misdeclaring between6902and6808because the total rate is 35% for both. - The only significant difference is between Carbon-Based (39.9%) and Ceramic/Mineral-Based (35.0%).
β 3. Special Circumstances Handling
| Scenario | Handling Advice |
|---|---|
| OEM Custom Mix | Provide exact chemical formula. If >50% carbon, lean toward 3801.30.00.00. |
| Packaged as "Kit" | If repair kit includes tools + material, declare material only if possible. If inseparable, the principal character determines classification. |
| Non-Chinese Origin | If from Vietnam, Malaysia, etc., Section 301 (25%) may not apply. Check for IEEPA exemptions or free trade agreements. |
| Small Sample Shipments | De Minimis ($800) is DENIED for these HS codes. Do not attempt to split shipments to avoid tariffs. |
π V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Requirements | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3801.30.00.00 / 6902.90.xxxx |
35% - 39.9% | None specific, but MSDS required | High surcharges due to Sec301 & Sec122 |
| π¨π³ China | 3801.30.00.00 / 6902.90.xxxx |
0% - 13% (Import Duty) | None | Low import duty, no Section 301 |
| πͺπΊ EU | 3801.30.00.00 / 6902.90.xxxx |
6.5% - 14% | REACH Compliance | No Section 301 equivalent |
| π¬π§ UK | 3801.30.00.00 / 6902.90.xxxx |
6.5% - 14% | UKCA Marking (if applicable) | Post-Brexit tariff schedule |
π Conclusion:
- USA is the most expensive market for Chinese refractory materials due to Section 301 (25%) and Section 122 (10%). - China Origin is the biggest cost driver. Consider non-Chinese manufacturing or origin substitution for US-bound goods.
π VI. Common Errors & Pitfall Avoidance (Blood-Lesson Guide)
β Error 1: Declaring "Carbon Paste" as "Ceramic Castable" to get 35% instead of 39.9%.
π Consequence: Customs audit finds carbon content. Back taxes + penalties + seizure risk.
β Error 2: Using "Refractory Brick" HS Code for "Repair Paste."
π Consequence: HS Code mismatch. Customs delays, possible return.
β Error 3: Assuming De Minimis ($800) applies.
π Consequence: Denied. All these codes are deny_de_minimis. Expect full duty payment even on small samples.
β Error 4: Vague Description: "Industrial Material."
π Consequence: Customs will guess. Likely assign highest possible tariff or request extra documentation.
β Correct Practice:
"Refractory Repair Material, Carbon-Based Electrode Paste, Heat Resistant, For Industrial Furnace Linings, MSDS Attached"
π― VII. Conclusion: Professional Declaration Saves Money!
π― Remember the Mantra:
πΉ "Carbon = 39.9%, Ceramic/Mineral = 35%."
πΉ "Sec301 + Sec122 = 35% or 39.9% for China Origin."
πΉ "No De Minimis! Full Duty Applies!"
π Pro Tip:
If your refractory materials are not of Chinese origin (e.g., sourced from Turkey, India, or Vietnam), you may avoid Section 301 (25%) and Section 122 (10%) surcharges.
Recommendation: Apply for an Advance Ruling from US Customs (CBP) to confirm the correct HS Code and tariff applicability.
π£ Immediate Action:
π Contact a Professional Customs Broker + Provide MSDS & Technical Specs + Apply for HS Code Advance Ruling.
π Ensure Smooth Customs Clearance, Avoid Delays, and Optimize Your Landed Cost!
β¨ Professional Customs Clearance Starts with Accurate Classification!
πΌ Every Percent of Tariff Matters. Get It Right the First Time!
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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.