Pitch-Bonded Magnesia-Carbon Slide Gate Plate from Canada
Refractory slide gate plate for steel ladles, featuring >75% magnesia, 15% graphite carbon, and pitch chemical bonding for high-temperature steel flow control. Enables precise molten metal regulation in secondary metallurgy. Classified in 6815.91.0011 for its magnesia-dominant, carbon-added, pitch-bonded structure.
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
• Customs requires proof of pitch/resin as exclusive binder—avoid hydraulic bond confusion
• Declare exact dimensions; large plates risk 6902 classification as formed refractories