Hydraulic Internal Grinder for Cylinder Bores
Machine tool with hydraulic workhead for grinding internal cylindrical bores in metal engine components and semiconductor vacuum chamber parts. Falls under HTS 8460.29.0130 as other internal cylindrical grinding equipment for metal finishing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If convertible to external grinding
Versatile machines handling multiple cylindrical orientations classify as universal rather than dedicated internal.
If imported as pump housing components
Unfinished castings or rough-machined parts may classify under pumps rather than complete grinding machines.
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Import Tips & Compliance
• Specify maximum bore diameter capacity in documentation; affects distinction from small precision grinders
• Ensure hydraulic fluid compatibility declarations; EPA compliance for imported systems
• For multi-spindle models, count as single machine vs set to avoid duty escalation
Related Products under HTS 8460.29.01.30
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