Ball Mill Liner Segments
Bolted high-chrome cast iron liners that line the interior of ball mills for grinding mineral ores into fine powder. These sacrificial parts protect the mill shell and enhance grinding efficiency in mineral processing. HTS 8474.90.00 covers parts of grinding machinery for mineral substances.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| π¨π³China | Free | +35.0% | 35% |
| π²π½Mexico | Free | +10.0% | 10% |
| π¨π¦Canada | Free | +10.0% | 10% |
| π©πͺGermany | Free | +10.0% | 10% |
| π―π΅Japan | Free | +10.0% | 10% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If rough castings not machined for assembly
Unfinished iron castings for machinery classify separately before becoming 'parts' in 8474.
If complete grinding mills
Fully assembled ball mills fall under the crushing/grinding machines heading itself.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
β’ Certify compatibility with specific ball mill models (e.g
β’ provide OEM cross-references)
β’ Declare weight accurately as liners are heavy; use proper packing to prevent shipping damage claims
Related Products under HTS 8474.90.00
Rod Mill Shell Lifters
Profiled lifter bars bolted inside rod mill shells to lift grinding media and ore for cascading action during mineral grinding. These parts optimize charge motion in wet or dry mineral processing. Classified as grinding machinery parts in HTS 8474.90.00.
Cone Crusher Mantle Bowls
Manganese steel bowl liners and mantles for cone crushers that provide secondary/tertiary crushing of mineral ores through compression. These precision-machined parts form the working surfaces. Parts of ore crushing machines under HTS 8474.90.00.
Jaw Crusher Wear Plates
High-manganese steel plates designed to line the jaws of primary jaw crushers used in mining operations for crushing ore. These parts are essential for protecting the crusher frame from abrasive mineral wear during grinding and crushing processes. Classified under HTS 8474.90.00 as parts of machinery for crushing ores and mineral substances.
Vibrating Screen Deck Panels
Polyurethane or rubber screen panels fitted into vibrating screens for separating aggregates and ores by size in mineral processing plants. These replaceable parts endure high abrasion from solid mineral flows during screening operations. Falls under HTS 8474.90.00 as parts of mineral screening machinery.
Gyratory Crusher Mantle and Concave
Matched mantle (convex) and concave (concave ring) liners for gyratory crushers that process hard rock ores in primary crushing stages. Made from hard-faced alloys, these parts create the crushing chamber. Classified as parts of ore crushing machinery under HTS 8474.90.00.
Sand Classifier Screw Conveyor
Helical screw conveyor blades and shafts for spiral classifiers that separate sand from fines in aggregate washing operations. These parts agitate and transport mineral slurries during classification. HTS 8474.90.00 includes parts for mineral washing/separating machinery.