Refractory Mortar Wear Resistant
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 6810110010 | 38.2% | CN | US | 官方文档 |
| 6902901010 | 35.0% | CN | US | 官方文档 |
| 6810110070 | 38.2% | CN | US | 官方文档 |
| 3816001000 | 35.0% | CN | US | 官方文档 |
| 3816002050 | 38.0% | CN | US | 官方文档 |
| 6902905010 | 35.0% | CN | US | 官方文档 |
商品图片
AI分析
🔥 Refractory Mortar: Wear Resistant (耐火耐磨 mortar)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: What is "Refractory Mortar"?
Refractory mortar is a specialized binding material used in the construction of high-temperature industrial furnaces, kilns, and fireplaces. It serves as the "glue" between refractory bricks or castables. The term "Wear Resistant" indicates that the mortar contains specific aggregates (such as fused alumina, silicon carbide, or high-hardness aggregates) designed to withstand mechanical abrasion, erosion, and high temperatures.
In international trade, classification depends on two main factors: 1. Material Composition: Is it primarily cement-based (concrete), clay-based, or chemical-bonded? 2. Function/Use: Is it classified as a construction material (cement/concrete) or a specialized industrial refractory product?
⚠️ Key Distinction:
- If the product is primarily cementitious (using portland cement or calcium aluminate cement as the base binder), it is often classified under Chapter 68 (Articles of stone or of other mineral substances), specifically as concrete/construction blocks or similar articles. - If the product is a specialized refractory material not primarily defined by cement (e.g., clay-based, chemical-bonded, or specific industrial refractory mixes), it may fall under Chapter 69 (Ceramic products) or Chapter 38 (Miscellaneous chemical products for industrial use).
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Mapping)
Based on the provided <DATA>, here are the specific HS Codes mapped to Refractory Mortar - Wear Resistant, along with the logic for each classification.
| HS Code | Product Description | Application Scenario | Tax Logic (From DATA) |
|---|---|---|---|
6810.11.00.10 |
Concrete/Artificial Stone Building Blocks/Mortar (Cement-based refractory mortar) |
Used in cement kilns, blast furnaces where cementitious bonding is primary. Material is "concrete/artificial stone." | Summary: Material belongs to concrete/artificial stone articles; form is construction blocks/bricks. |
6902.90.10.10 |
Refractory Ceramic Products (Non-cement refractory mortar) |
High-temp industrial linings where the mortar is ceramic-based (clay, silica, etc.), not cement. Fits "refractory building articles" logic. | Summary: Inferred from form and use as refractory material, fitting other categories of refractory building articles. |
6810.11.00.70 |
Concrete Building Blocks/Mortar (General cementitious refractory mortar) |
Standard cement-based refractory mortar for construction or industrial lining. Material is concrete. | Summary: Material is concrete, meets cement/concrete/artificial stone articles requirement; form is construction block. |
3816.00.10.00 |
Prepared Refractory Binders/Coatings (Chemical/Industrial refractory mortar) |
Specialized industrial refractory binders or mortars with high chemical/industrial function, classified under miscellaneous chemical products for refractory use. | Summary: Material attributes fit concrete-like products; use is refractory. |
3816.00.20.50 |
Other Refractory Preparations (Specialty industrial refractory mortar) |
Highly specialized refractory mortars with specific耐火 (refractory) characteristics and concrete-like properties, classified under specific chemical preparations. | Summary: Refractory corresponds to refractory characteristics; concrete corresponds to concrete-like articles. |
🔍 Key Insight:
-6810.11.xx.xx: Best for cement-based refractory mortars. The logic is "concrete/artificial stone" + "construction blocks." -6902.90.10.10: Best for ceramic/clay-based refractory mortars. The logic is "refractory building articles." -3816.00.xx.xx: Best for specialized chemical/industrial refractory binders or mortars that don't fit standard construction or ceramic categories strictly. The logic is "refractory use" + "concrete-like material."
💰 III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes & Policy Surcharges)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: From November 10, 2025 (and subsequent imports)
🎯 1. 6810.11.00.10 & 6810.11.00.70 —— Concrete/Artificial Stone Refractory Mortar
| Item | Detail |
|---|---|
| Base Duty Rate | 3.2% (ad valorem) |
| Section 301 Additional Duty | +25.0% |
| Section 122 Duty | +10.0% |
| Total Tax Rate | 38.2% |
| Tax Calculation | CIF Value × 38.2% |
| De Minimis Exemption | ❌ Not Available (deny_de_minimis) |
| Legal Basis Path | Base: 3.2% → 301: 25.0% → 122: 10.0% |
📌 Explanation:
- Base 3.2%: Standard MFN tariff for concrete/construction articles. - +25% Section 301: Standard additional tariff for Chinese goods under USITC Footnote 9903.88.01. - +10% Section 122: Additional duty under IEEPA for specific Chinese imports. - Total 38.2%: This is a high tariff. Ensure your classification is accurate to avoid overpayment.
🎯 2. 6902.90.10.10 —— Ceramic Refractory Mortar
| Item | Detail |
|---|---|
| Base Duty Rate | 0.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Duty | +10.0% |
| Total Tax Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Exemption | ❌ Not Available (deny_de_minimis) |
| Legal Basis Path | Base: 0.0% → 301: 25.0% → 122: 10.0% |
📌 Note:
- Base 0.0%: Ceramic refractory products often have lower base duties. - Total 35.0%: Still a significant tariff due to Section 301 and 122 duties. - Advantage: 3.2% lower than the concrete-based classification (6810.11). If your mortar is ceramic-based, use6902.90.10.10to save cost.
🎯 3. 3816.00.10.00 —— Specialized Refractory Binders
| Item | Detail |
|---|---|
| Base Duty Rate | 0.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Duty | +10.0% |
| Total Tax Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Exemption | ❌ Not Available (deny_de_minimis) |
| Legal Basis Path | Base: 0.0% → 301: 25.0% → 122: 10.0% |
📌 Note:
- Same tax structure as ceramic refractories. Suitable for industrial chemical binders.
🎯 4. 3816.00.20.50 —— Other Refractory Preparations
| Item | Detail |
|---|---|
| Base Duty Rate | 3.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Duty | +10.0% |
| Total Tax Rate | 38.0% |
| Tax Calculation | CIF Value × 38.0% |
| De Minimis Exemption | ❌ Not Available (deny_de_minimis) |
| Legal Basis Path | Base: 3.0% → 301: 25.0% → 122: 10.0% |
📌 Note:
- Slightly lower total than concrete-based (6810.11) but higher base rate than ceramic/chemical binders.
🛠️ IV. Customs Clearance Practical Advice (Operational Pitfall Avoidance Guide)
✅ 1. Required Documentation Checklist (Non-negotiable)
| Document | Must Provide | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must detail chemical composition (e.g., % Al₂O₃, SiC, cement type), refractoriness, and wear resistance (e.g., abrasion loss %). |
| ✅ Material Safety Data Sheet (MSDS) | ✔️ | Required for chemical/industrial products. |
| ✅ Product Photos | ✔️ | Clear images of packaging, labeling, and product texture. |
| ✅ Commercial Invoice | ✔️ | Must clearly state: "Refractory Mortar, Wear Resistant, [HS Code]". Do not use vague terms like "building material." |
| ✅ Certificate of Origin (CO) | ✔️ | If applicable for non-China origins, to claim preferential rates. |
| ✅ Packing List | ✔️ | Detail net/gross weight. |
✅ 2. Declaration Tips (Key Mnemonics)
🔥 "Material Determines Chapter, Use Determines Subheading, Wear Resistance Needs Proof!"
| Scenario | Correct Declaration | Incorrect Practice |
|---|---|---|
| Cement-based mortar | Use 6810.11.00.xxDeclare: "Cementitious Refractory Mortar" |
Declare as "Ceramic" → Misclassification |
| Clay/Ceramic-based mortar | Use 6902.90.10.10Declare: "Ceramic Refractory Mortar" |
Declare as "Concrete" → Higher Base Duty |
| Special Chemical Binder | Use 3816.00.xx.xxDeclare: "Industrial Refractory Binder" |
Declare as "Construction Material" → Audit Risk |
| Wear-Resistant Claim | Provide Test Report (e.g., ASTM C216 or equivalent) proving abrasion resistance | No proof → Customs may reclassify to higher tax |
✅ 3. Special Case Handling
| Situation | Handling Advice |
|---|---|
| OEM Refractory Mortar | Provide client’s technical specs to prove intended use (e.g., steel mill lining). |
| Mixed Packaging | If mortar is packed with bricks, declare as a set if functionally linked, or separate to avoid complex classification. |
| High-Alumina Mortar | If Al₂O₃ > 50%, emphasize "Refractory" to support 6902 or 3816 classification over standard concrete. |
| Silicon Carbide Mortar | Strongly support 3816.00.10.00 or 3816.00.20.50 due to industrial chemical nature. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff | Certification Requirements | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 6902.90.10.10 |
35.0% (CN Origin) | No specific certification | High additional taxes; 38.2% for concrete-based. |
| 🇨🇳 China | 6902.90.10.10 |
5-10% | CCC (if applicable) | Lower base tariffs; no Section 301/122. |
| 🇪🇺 EU | 6902.90.10.10 |
0-5% (if CE) | CE Mark, REACH | Lower overall burden; focus on chemical compliance. |
| 🇦🇺 Australia | 6902.90.10.10 |
5% | RCM | Moderate tariffs. |
| 🇯🇵 Japan | 6902.90.10.10 |
0% | PSE/JIS | No additional tariffs. |
📌 Conclusion:
- USA is the highest-cost market for Chinese refractory mortars due to Section 301 + 122 duties. - Choose6902.90.10.10(35%) over6810.11.00.10(38.2%) if your product is ceramic-based to save 3.2%. - Concrete-based mortars are more heavily taxed due to higher base duties.
📌 VI. Common Errors & Pitfall Guide (Blood Lesson)
❌ Error 1: Declaring "Cement-based Mortar" as "Ceramic Refractory"
👉 Consequence: Customs will audit composition → Misclassification → Penalties + Back Taxes!
❌ Error 2: Omitting "Wear Resistant" from Declaration
👉 Consequence: Customs may reclassify to general construction cement → Higher scrutiny or rejection.
❌ Error 3: Using "Building Material" as Generic Description
👉 Consequence: Ambiguity → Delayed Clearance → Storage Fees.
❌ Error 4: Ignoring Section 122 Duty
👉 Consequence: Unexpected 10% charge at customs → Cash flow issues.
✅ Correct Practice:
"Refractory Mortar, Wear Resistant, [Chemical Composition], [Base Binder: Cement/Ceramic], HS Code: [Correct Code], for Industrial Kiln Lining"
🎯 VII. Conclusion: Precise Classification Saves Money!
🎯 Key Takeaway:
🔹 "Ceramic-based → 35% | Concrete-based → 38.2% | Chemical-based → 35-38%"
🔹 "Wear Resistance = Special Use = Justification for Higher Classification"
🔹 "Always provide Test Reports for Wear Resistance to Support Classification"
📌 Pro Tip:
If your product is sourced from Vietnam, Mexico, or Thailand, you may qualify for IEEPA Exemptions or lower Section 301 rates.
Recommendation: Apply for an Advance Ruling from US CBP before shipment to lock in the HS Code and tax rate.
📣 Immediate Action:
📞 Consult with a Customs Broker + Provide Product Specs + Apply for Advance Ruling
🚀 Ensure Smooth Clearance, Lower Costs, and Higher Profits for your Refractory Mortar!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent of Duty Matters in the Refractory Industry!
用户评价
关于 HS 编码归类
协调制度（HS）是由世界海关组织（WCO）制定的国际贸易商品分类标准。全球 200 多个国家采用 HS 系统作为海关关税、贸易统计和进出口监管的基础。
每个 HS 编码遵循以下层级结构：
- 章（2 位）——商品大类（例如：第 84 章：机器和机械设备）
- 品目（4 位）——章内的更具体分类
- 子目（6 位）——国际通用细分，所有 WCO 成员国统一使用
- 本国细分（8-10 位）——各国自行扩展的细分编码，如美国 HTSUS 10 位编码
正确的 HS 编码归类对于顺利通关、准确缴纳关税和遵守贸易法规至关重要。错误归类可能导致海关延误、多缴关税或罚款。
从CN进口到US时，适用的关税税率可能包括：
- 最惠国（MFN）税率——适用于 WTO 成员国的标准关税税率
- 普通税率——适用于无贸易协定国家
- 贸易救济关税——附加关税，如 301 条款（反倾销）、232 条款（国家安全）或反补贴税
本页内容仅供参考。如需正式归类，请咨询当地海关或持牌报关代理。