Signature Separator Finger Assembly
Spring-loaded finger mechanisms for separating folded signatures in book gathering machines. These essential parts prevent nesting during book assembly and are specifically designed for bookbinding machinery.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the springs are general-purpose helical springs not specifically designed for bookbinding machinery
Helical springs of iron or steel are classified in heading 73.20 when not identifiable as parts of a specific machine.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the finger assemblies are declared as parts of bookbinding machinery, not as general-purpose springs or mechanical components
• Provide specifications showing they are designed for signature separation, such as spring tension and finger geometry
• Verify that the materials used are suitable for paper contact and comply with Canadian import standards
Related Products under Tariff item 8440.90.00
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Hardened steel blades specifically engineered for guillotine cutters used in bookbinding lines to trim book edges after folding and gathering. These blades are precision-ground to maintain sharpness and accuracy required for clean cuts on paper stacks, and are dedicated parts of bookbinding machinery.
Bookbinding Machine Control Panel
Touchscreen control panels with PLC interfaces customized for bookbinding machine operations such as speed and glue temperature control. These panels are designed and programmed exclusively for controlling bookbinding equipment, making them integral parts of the machinery.
Book Block Clamping Jaw Set
Adjustable aluminum jaws designed for securing book blocks in various binding stations such as milling and gluing. These jaw sets are engineered to grip paper without marking, and are specifically manufactured for use in bookbinding machinery.
Book Gathering Conveyor Chain
Specialized roller chains engineered for signature gathering conveyors in bookbinding lines, transporting paper signatures to folding stations. These chains are designed with specific pitch and strength characteristics to handle the demands of bookbinding machinery.
Book Press Hydraulic Cylinder
Custom hydraulic cylinders used for clamping book blocks during nipping in bookbinding presses. These cylinders are optimized for paper compression forces and are specifically designed for integration into bookbinding machinery.
Book Sewing Machine Needle
High-precision steel needles designed specifically for industrial book-sewing machines used in binding operations. These needles penetrate paper stacks to create stitches for secure book assembly, and are manufactured to exact tolerances for bookbinding applications.