Coating Station Vacuum Box
Vacuum suction box under coating stations in paper finishing that removes excess liquids and stabilizes the web. Classified HTS 8439.99.5000 part. Enhances coating uniformity.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If air/gas pumps and parts
Vacuum components resembling pump parts shift to 8414.
Not sure which classification is right?
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Import Tips & Compliance
• Specify vacuum level (e.g
• -0.5 bar) and slot geometry details
• Include corrosion-resistant material certs (e.g
• SS304)
Related Products under HTS 8439.99.50.00
Paper Sizing Press Roll
Rubber-covered roll in sizing presses that applies starch or chemicals to paper surfaces during finishing for improved water resistance and printability. It is a part of paper finishing machinery under HTS 8439.99.5000. Essential for surface treatment in the paper production line.
Paper Calender Roll
A precision-ground steel roll used in paper finishing machines to impart a smooth, glossy surface to paper or paperboard through calendaring. It falls under HTS 8439.99.5000 as a part specifically designed for machinery that finishes paper by compressing and polishing its surface. These rolls are essential for achieving high-quality finishes in supercalenders.
Supercalender Pressure Roll
A heated, king roll component in supercalenders that applies high pressure to finish paperboard, enhancing brightness and smoothness. Classified under HTS 8439.99.5000 for its exclusive use in paper finishing machinery. It works in stacks to progressively refine paper surfaces.
Yankee Dryer Doctor Blade
A thin metal blade that scrapes the Yankee dryer surface in tissue paper finishing lines to remove residues and ensure uniform creping. Falls under HTS 8439.99.5000 as a part of paper finishing machinery. Critical for high-speed tissue production.
Coater Applicator Head
Precision head assembly that applies pigments or coatings evenly to paper during the finishing process in coating machines. Classified in HTS 8439.99.5000 for paper finishing machinery parts. Improves paper opacity and print quality.
Paper Finishing Machine Felt
Specialized synthetic felt used in shoe presses or calenders to support paper during finishing without marking the surface. A part under HTS 8439.99.5000 for paper finishing equipment. Designed for high-pressure, moisture-resistant environments.