Hot Strip Mill Blue Scale from United States
Hot Strip Mill Blue Scale is a characteristic blue-colored iron oxide scale formed on steel strips during hot rolling at temperatures around 900°C. This ferrous scale is removed via descaling and collected as manufacturing waste, falling under tariff item 2619.00.00 as scalings from steel manufacture.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the scale is not granulated slag to avoid misclassification
• Provide a mill certificate or process description to verify the origin
• Be prepared to declare the iron content percentage for statistical purposes