CRT Internal Magnetic Shielding from Mexico
Mu-metal internal shielding sheet placed between CRT electron gun and deflection area to prevent external magnetic interference. HTS 8540.99.8000 for other specialized CRT components maintaining image purity. Essential for computer monitors.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document permeability specs (μ > 50,000) and shielding effectiveness data
• Separate from external shields to maintain CRT parts classification
• Demagnetization test records needed for quality assurance