10mm Compression End Mill for Composites from China
10mm compression spiral end mill with polished HSS-Co8 containing 1.2% V and 4% Cr, designed for CFRP/GFRP composite materials in wind turbine manufacturing. Upcut/downcut flutes prevent delamination. Classified HTS 8207.70.3030 based on alloyed cutting portion.
Duty Rate — China → United States
40%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Specify composite application but classify by metallurgical composition
• Polished finish doesn't affect duty; focus on base alloy percentages
• Cleanliness critical - inspect for contamination before customs exam