TMP Pulp Double-Disc Refiner Disc Segment from Mexico
Segmented alloy steel discs for thermomechanical pulp (TMP) double-disc refiners treating wood chips into pulp stock. Under HTS 8439.91.10.00 as stock-treating pulp parts.
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
• Include hardness testing certificates (Rockwell/Brinell) for wear parts validation
• Segmented design requires packing lists showing complete disc assembly requirements