金刚石砂轮

💎 Diamond Grinding Wheels (Diamond Abrasives)

🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Diamond Grinding Wheels"?

Diamond grinding wheels are high-performance abrasives primarily composed of diamond particles (natural or synthetic) bonded with metal, resin, vitrified clay, or other materials. In international trade, classification depends strictly on the bonding material, particle structure, and physical form.

Metal-Bonded Diamond Tools: Diamond particles sintered with metal powder (common for industrial cutting/grinding).
Vitrified/Resin Bonded Wheels: Traditional grinding wheels for precision machining.

⚠️ Key Distinction Point:
- If the product is a pure diamond aggregate tool (e.g., diamond segment, saw blade core) → May fall under 6804.21.00.90
- If it is a complete wheel with a frame/support for manual/foot operation → May fall under 8205.90.10.00
- If it is a diamond grain + metal bond wheel specifically categorized as "grinding wheel-like items" → May fall under 6804.21.00.30

📦 II. HS Code Classification Details (2026 Latest Tariff Authority Reference)

🔍 Key Reminder:
- 6804.21.00.90 is for diamond aggregate tools that do not fit other specific categories;
- 8205.90.10.00 is strictly for hand/foot-operated wheels WITH FRAMES;
- 6804.21.00.30 is for metal-bonded diamond wheels explicitly categorized as grinding items.

💰 III. 2026 Latest Tariff Rate Details (Including Surtaxes & Policy Add-ons)

✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Time: From November 10, 2025 (including subsequent imports)

🎯 1. 6804.21.00.90 —— Diamond Aggregate Grinding Tools

📌 Explanation:
- The "25% USITC surtax" comes from Section 301 of the U.S. Trade Act;
- The "10% IEEPA surtax" is the additional tariff against China under the International Emergency Economic Powers Act;
- Total 35% is a high tariff, requiring early prediction!

🎯 2. 8205.90.10.00 —— Hand/Hand-Foot Operated Grinding Stones

📌 Note:
- Same tax rate as above;
- Even if it is a "diamond tool with a handle," as long as it is manual/foot-operated, this code applies.

🎯 3. 6804.21.00.30 —— Metal-Bonded Diamond Grinding Wheels

📌 Note:
- Applies to diamond + metal bond wheels;
- Even if it is "precision grinding wheel," as long as it is metal-bonded diamond, this code applies.

🛠️ IV. Customs Clearance Practical Advice (Combat Pitfall Avoidance Guide)

✅ 1. Required Documents Checklist (All Are Mandatory)

✅ 2. Declaration Tips (Key Mantras)

🔥 "Material First, Form Second, Name Accurate, Tax Saved!"

✅ 3. Special Case Handling

🌍 V. Global Major Market Clearance Comparison (2026 Latest)

📌 Conclusion:
- USA is the only market with high additional surtaxes;
- China-origin diamond wheels in the US face high clearance costs;
- Consider supply chain adjustment or origin shifting if possible.

📌 VI. Common Errors & Pitfall Avoidance (Blood Lessons)

❌ Error 1: Declaring "metal-bonded diamond wheel" as "hand tool"
👉 Consequence: HS code mismatch → 35% tax + fine!

❌ Error 2: Not providing material composition certificate for diamond tools
👉 Consequence: Customs cannot verify diamond content → Delayed clearance or return

❌ Error 3: Using "Grinding Wheel" as generic name without specifying bonding material
👉 Consequence: Unclear classification → 35% tax + penalty

❌ Error 4: Splitting "wheel + frame" into two separate declarations
👉 Consequence: Each part taxed at 35% → Total tax exceeds 70%!

✅ Correct Practice:

"Metal-Bonded Diamond Grinding Wheel, 200mm Diameter, 10mm Thickness, 80 Mesh Grit, For CNC Machine, Model XYZ, RoHS Certified"

🎯 VII. Conclusion: Professional Declaration, Save Time & Money!

🎯 Remember the Mantra:

🔹 "Material determines code, bond decides tax, accuracy saves thousands!"
🔹 "HS Code is life or death, 35% tax is real, declaration error costs big!"

📌 Tips:
If your diamond wheels are originating from Vietnam, Mexico, Thailand, Malaysia, you can apply for IEEPA exemption, tax rate only 0%~5%;
Suggest applying for Advance Ruling in advance to avoid clearance risks.

📣 Immediate Action:

📞 Contact professional customs broker + Provide product images + Apply for HS Code Advance Ruling
🚀 Let your diamond wheels clear customs smoothly, export efficiently, double profits!

✨ Professional clearance starts with accurate classification!
💼 Every cent of your cost deserves precise calculation!