Lapper Slurry Flow Controller from Canada
Precision flow control valve assembly for wafer lapping machines that regulates nanoliter/minute slurry delivery for consistent material removal rates. Maintains bow/warp specifications. Part of 8479.89.10 wafer lappers under 8479.90.41.00.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify flow precision (±1% at 10-100ml/min range),Include abrasive slurry compatibility (colloidal silica, alumina),Distinguish from general valves under 8481