Copper Alloy Cutting Tip for Rock Cutter
A replaceable cutting tip made of copper alloy designed for use on rock cutting machinery in heading 8430. It provides enhanced wear resistance and heat dissipation during excavation operations. Classified under 8431.49.90.32 due to its composition of copper alloys and sole use as a part for rock cutters.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If made of steel or iron alloys
Parts of the same machinery but composed of ferrous metals fall under the steel/iron subcategory.
If considered a general flywheel or pulley
Non-specific machinery parts not dedicated to rock cutters may classify as other transmission parts.
If for use with heading 8426 machinery like ships' derricks
Parts for different principal machinery in 8426 shift to the specific heading 8431.43 provisions.
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Import Tips & Compliance
• Verify copper alloy composition with material test reports to confirm classification under 8431.49.90.32
• Provide evidence that the part is solely for rock cutters or tunneling machinery to avoid reclassification
• Check for anti-dumping duties on copper products and ensure proper HTS documentation
Related Products under HTS 8431.49.90.32
Bronze Wear Plate for Tunnel Boring Machine
A bronze wear plate used in tunnel boring machines (heading 8430) to reduce friction and protect structural components during tunneling. Its copper alloy construction offers superior corrosion resistance in harsh underground environments. Falls under HTS 8431.49.90.32 as a copper alloy part for tunneling machinery.
Copper Bushing for Coal Cutter Gearbox
Precision-machined copper bushing for the gearbox of coal cutting machines under heading 8430, providing low-friction bearing surfaces. The copper alloy material ensures durability in high-vibration mining conditions. Classified in 8431.49.90.32 for copper alloy parts of coal cutters.
Brass Hydraulic Fitting for Rock Cutter
Brass hydraulic connector fitting exclusively for hydraulic systems in rock cutting and tunneling machinery of heading 8430. Offers excellent corrosion resistance and pressure handling in abrasive environments. HTS 8431.49.90.32 applies due to copper alloy construction and dedicated use.
Phosphor Bronze Thrust Washer for Tunneler
Phosphor bronze thrust washer used in thrust bearings of tunnel boring machines (8430) to handle axial loads during operation. The alloy's self-lubricating properties suit dusty mining conditions. Fits 8431.49.90.32 as copper alloy part for tunneling machinery.
Copper Alloy Cutter Drum Segment
Segmented copper alloy insert for cutter drums on continuous mining rock cutters (8430), designed for impact and abrasion resistance. Enhances cutting efficiency in hard rock tunneling. Classified under 8431.49.90.32 for its copper alloy material and specific machinery use.
Bronze Cooling Sleeve for Coal Shearer
Bronze sleeve surrounding motor components in coal shearer machines (8430) to dissipate heat during prolonged underground operation. Copper alloy ensures thermal conductivity and strength. HTS 8431.49.90.32 for copper parts of coal cutters.