Steel Plug Cock for Wafer Grinder Process Gas from Canada
Manual steel plug valve for nitrogen and process gas control in wafer grinders preparing semiconductor slices from boules. Fits HTS 8481.80.3065 as hand-operated steel plug appliance for precise diameter grinding operations. Critical for flat/grinding process contamination control.
Duty Rate — Canada → United States
15.6%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include particle generation data (<10nm) proving semiconductor suitability
• Ensure invoice specifies 'plug type' explicitly to match tariff description