Ground Cork for Vibration Dampening
Powdered ground cork incorporated into composites for machinery mounts and vibration isolation pads in industrial equipment. Classified under HTS 4501.90.40.00 for pure ground cork prior to compounding.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mixed into rubber articles
Finished rubber vibration dampers with cork become Chapter 40 articles.
If formed into dampening sheets
Agglomerated cork sheets for machinery use are shaped articles.
If part of machinery mounts
Assembled into complete machine parts changes to machinery chapter.
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Import Tips & Compliance
• Specify Shore hardness compatibility in technical data sheets
• Maintain dry storage conditions to prevent premature clumping
• Declare as raw material for further processing in entry documents
Related Products under HTS 4501.90.40.00
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