Electrochemical Grinding Machine from China
ECG system combining electrolytic material removal with mechanical grinding to achieve burr-free surfaces on difficult-to-cut alloys like titanium and hastelloy. Covered by HTS 8456.90.71.00 under electro-chemical removal processes. Used extensively in surgical instrument and aerospace component manufacturing.
Duty Rate — China → United States
39.7%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Document electrolyte composition and conductivity specs; comply with wastewater discharge regulations; ensure electrical isolation certifications