石墨减摩材料

⚙️ Graphite Lubricating Materials (Graphite Antifriction Materials)

🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Entry Strategy
📌 I. Product Definition: What Exactly is "Graphite Antifriction Material"?

Graphite antifriction materials are specialized industrial components or semi-finished products used to reduce friction and wear in mechanical systems. They leverage graphite’s natural lubricity, high-temperature resistance, and self-lubricating properties. In international trade, these materials are not a single unified category but are split based on their state (powder vs. shaped) and processing level (raw vs. synthetic).

Key Distinction:
- Raw/Unprocessed Graphite: Natural graphite in powder, lump, or fine form → Classified under Chapter 25 (Mineral Products) or Chapter 68 (Articles of Stone/Graphite).
- Synthetic/Processed Graphite: Artificially produced graphite (e.g., from coke/coal tar) → Classified under Chapter 38 (Chemical Products).
- Finished Electrical/Structural Parts: If shaped for specific non-electrical uses → May fall under Chapter 68 or Chapter 85 (if electrical), but the provided data focuses on raw/synthetic forms.

⚠️ Critical Classification Trigger:
- Is it natural or man-made/synthetic?
- Is it in powder/flake form or shaped articles?
- Is it used for electrical purposes (excluded from this specific list) or mechanical/lubricating purposes?

📦 II. HS Code Classification Matrix (2026 Latest Tariff Mapping)

Based on the provided data, here are the exact HS Codes for graphite antifriction materials, categorized by material origin and form.

🔍 Key Insight:
- Natural Graphite falls under Chapter 25 (Mineral Products) if raw, or Chapter 68 if shaped into articles.
- Synthetic Graphite falls under Chapter 38 (Miscellaneous Chemical Products) because it is chemically manufactured, not mined.
- "Antifriction" Use: The classification depends on the form of the graphite, not just its function. Powder → Ch 25/38; Shaped parts → Ch 68.

💰 III. 2026 Tariff Rate Breakdown (US Market, China Origin)

✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: November 10, 2025 (and subsequent imports)

🎯 1. Natural Graphite (Raw/Unprocessed)

📌 Explanation:
- Base Rate (0%): Natural minerals are generally duty-free under normal MFN rates.
- IEEPA 10%: Applies to all Chinese-origin mineral products not specifically exempted.
- No USITC 301 Tariff: Unlike electronics or metals, basic natural graphite powders often fall outside the 25% Section 301 list.
- Result: Lowest risk, lowest cost among graphite imports.

🎯 2. Natural Graphite (Shaped Articles, Non-Electrical)

📌 Explanation:
- Base Rate (0%): Shaped carbon articles have a 0% MFN rate.
- USITC 25%: Section 301 tariffs apply heavily to processed carbon/graphite articles.
- IEEPA 10%: Additional 10% surcharge for Chinese origin.
- Result: High tariff. Shaping increases the risk of higher classification scrutiny and tariffs.

🎯 3. Synthetic (Artificial) Graphite

📌 Explanation:
- Base Rate (0%): Artificial graphite products often have 0% MFN rates.
- USITC 25%: Processed chemical/graphite products are subject to Section 301.
- IEEPA 10%: Standard Chinese surcharge.
- Result: High tariff. Synthetic graphite is considered a processed chemical product, attracting higher duties.

⚠️ Critical Warning:
- All graphite imports from China are subject to IEEPA 10% surcharge.
- Natural raw graphite enjoys lower total rates (10%) because it avoids the 25% Section 301 tariff.
- Shaped or synthetic graphite incurs the full 35% burden.

🛠️ IV. Customs Clearance Practical Advice (Avoiding Pitfalls)

✅ 1. Documentation Checklist (Mandatory)

✅ 2. Classification Strategy (Key to Cost Saving)

🔥 Pro Tip:
- If you are importing raw graphite powder for lubrication, ensure it is not processed into shapes or mixed with binders that make it a "chemical product."
- "Antifriction" is a function, not a classification basis. Focus on form (powder vs. article) and origin (natural vs. synthetic).

✅ 3. Common Mistakes & Pitfalls

❌ Mistake 1: Classifying synthetic graphite as natural.
👉 Consequence: If declared as 2530.90.80.50 (10%) but is actually synthetic (3801.10.50.10), you face 25% back-tariffs + penalties.

❌ Mistake 2: Classifying shaped graphite parts as raw powder.
👉 Consequence: Using 2530 for shaped items is incorrect. Must use 6815.11.00.00 (35%). Misclassification leads to audits.

❌ Mistake 3: Ignoring the IEEPA 10% surcharge.
👉 Consequence: Even if base rate is 0%, forgetting to account for the 10% IEEPA tax leads to underpayment.

✅ Correct Declaration Example:

"Natural Graphite Powder, 99% Carbon Content, for Industrial Lubrication, HS Code 2530.90.80.50, Origin: China, Total Duty: 10% (Includes 10% IEEPA Surcharge)."

🌍 V. Global Market Comparison (2026 Latest)

📌 Conclusion:
- The US market is the most expensive for graphite imports due to layered tariffs (Base + 301 + IEEPA).
- Natural raw graphite is the most cost-effective entry point (10%).
- Synthetic or shaped graphite faces steep penalties (35%).

📌 VI. Final Recommendations for Importers

1. Opt for Natural Raw Powder: If possible, import natural graphite powder (2530.90.80.50) rather than shaped or synthetic forms to save 25% in tariffs.
2. Precise Documentation: Clearly describe the product as "Natural Graphite, Powder, Non-Electrical Use" to avoid misclassification.
3. Pre-Ruling Application: For large volumes, apply for a Customs Ruling (CBP Ruling) to confirm the HS code and duty rate before shipment.
4. Beware of "Antifriction" Claims: Do not use vague terms like "lubricating additive" without specifying the material form.海关 (Customs) will ask for physical samples or detailed specs.

🎯 VII. Conclusion: Smart Classification, Lower Costs

🎯 Remember the Golden Rule:

🔹 "Raw Natural = 10% | Shaped/Synthetic = 35%"
🔹 "Form determines HS Code, Origin determines Surcharge"
🔹 "De Minimis does not apply to China-origin graphite!"

📌 Pro Tip:
If your graphite is originating from Vietnam, India, or Brazil, you may avoid the IEEPA 10% surcharge entirely. Consider supply chain diversification if tariffs exceed 20% of product value.

📣 Immediate Action:

📞 Consult a licensed customs broker + Provide MSDS + Submit HS Code Pre-Ruling
🚀 Optimize your supply chain, minimize duty burden, and ensure smooth customs clearance!

✨ Professional Customs Clearance Starts with Accurate Classification!
💼 Every percentage point of tariff savings adds directly to your bottom line!