Wafer Grinder for Backside Thinning from China
Precision grinder temporarily bonded wafers to <50μm thickness for 3D IC packaging, semiconductor wafer preparation equipment. HTS 8465.96.0051 as grinding machine for hard materials. Maintains 95% die strength post-grind.
Duty Rate — China → United States
22.4%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Document temporary bonding/debonding compatibility and grind thickness range (20-100μm)
• Avoid reclassification to 8486 if used pre-device processing
• Include stress relief grinding wheel specs for warpage control