Chapter 8440 — Customs Tariff Headings
Subheadings
Products classified under Tariff item 84.40
Automated Casing-In Machine
An automated casing-in machine that aligns and glues book blocks into pre-made cases at high speed. This equipment is essential for large-scale hardcover book production, ensuring precise and efficient assembly.
8440.10.00Backing Machine
A backing machine that creates shoulders on book blocks for case fitting using heated or cold jaws. This specialized bookbinding prep machinery precedes lining application and is crucial for producing durable hardcover books.
8440.10.00Book Block Trimmer
A book block trimmer that cuts edges of sewn or glued book blocks to precise dimensions before cover attachment. This three-knife design handles head, tail, and fore-edge trimming, making it essential for finishing bookbinding operations.
8440.10.00Book Gluing Pot
A book gluing pot that melts and dispenses hot-melt adhesive for spine gluing in perfect binding lines. This temperature-controlled component is integral to bookbinding machinery for adhesive application.
8440.10.00Book Press
A hydraulic book press that clamps assembled books under pressure to set glue and ensure flat spines. This essential bookbinding finishing machinery is used post-casing-in for quality control in hardcover production.
8440.10.00Book Rounding Machine
A book rounding machine that imparts a convex spine curve to book blocks before lining using backing jaws. This traditional bookbinding machinery is essential for producing rounded hardcover spines.
8440.10.00Book Sewing Machine
A book sewing machine that uses thread to stitch signatures together along the spine before casing-in. This machinery is ideal for hardcover books requiring durable binding and is explicitly covered under book-sewing machinery.
8440.10.00Case Making Machine
A case making machine that produces rigid hardcover cases by laminating cover material to crash boards with creasing and folding. This bookbinding machinery is used for creating book covers in professional publishing.
8440.10.00Cover Creasing Machine
A cover creasing machine that creases book covers for precise folding around book blocks without cracking. This bookbinding prep machinery is adjustable for various cover thicknesses and essential for case-in operations.
8440.10.00Endpaper Pasting Machine
An endpaper pasting machine that applies adhesive to endpapers for attachment to book blocks in the casing-in process. This bookbinding adhesive application equipment ensures square and secure book assembly.
8440.10.00Joint Forming Machine
A joint forming machine that forms hinge joints on cased-in books for opening flexibility using rollers or blades. This bookbinding finishing equipment is critical for premium hardcovers.
8440.10.00Lining Machine
A lining machine that applies super cloth or paper lining to rounded book block spines before casing. This bookbinding machinery is used for spine reinforcement and combines gluing and pressing in one unit.
8440.10.00Nipping Press
A nipping press that applies instant high pressure to freshly cased-in books for spine flattening. This specialized post-casing bookbinding machinery prevents waving in hardcovers.
8440.10.00Perfect Binding Machine
A perfect binding machine that glues the pages of a book block to a cover using hot-melt adhesive, commonly used in softcover book production. This specialized bookbinding machinery is designed for efficient adhesive binding.
8440.10.00Spine Taping Machine
A spine taping machine that applies reinforcing tape to the spine of glued book blocks for added strength in perfect binding. This bookbinding machinery enhances bind durability and is used post-gluing.
8440.90.00Bookbinding Guillotine Blade
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.
8440.90.00Bookbinding 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.
8440.90.00Book 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.
8440.90.00Book 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.
8440.90.00Book 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.
8440.90.00Book 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.
8440.90.00Case Making Machine Glue Roller
Precision glue applicator rollers for hardcover case making machines, metering adhesive onto cover boards. These rollers are specialized parts of bookbinding case-making equipment, designed for uniform adhesive application.
8440.90.00Cover Creasing Wheel Kit
Engraved steel wheels for scoring hardcover covers in joint forming operations of bookbinding machines. These wheels are precision tools designed for creating creases in cover materials, and are dedicated parts of bookbinding equipment.
8440.90.00End Paper Feeder Mechanism
Vacuum suction feeder assemblies for loading end sheets into casing-in machines during bookbinding. These assemblies are component parts of automated bookbinding systems, designed for precise paper handling.
8440.90.00Folding Machine Roller Assembly
Rubber-coated steel roller sets for buckle folding machines in bookbinding signature folding. These rollers are designed for precise paper folding operations and are integral parts of bookbinding machinery.
8440.90.00Joint Forming Plow Blade
Angled plow blades for creating hinge joints in hardcover book covers during casing-in. These precision parts of bookbinding machinery ensure proper spine flex and are specifically designed for joint forming operations.
8440.90.00Nipping Press Platen
Heated steel platens for compressing book blocks post-gluing in perfect binding nipping presses. These platens provide uniform heat distribution for spine formation and are dedicated parts of bookbinding machinery.
8440.90.00Perfect Binder Glue Pot Assembly
Heated glue pot units with temperature controls for applying hot-melt adhesive in perfect binding machines. These assemblies are integral parts of bookbinding equipment, designed for precise adhesive application.
8440.90.00Signature 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.
8440.90.00Spine Milling Cutter Head
Rotary cutter heads with carbide inserts for notching book block spines prior to gluing in perfect binders. These precision parts are dedicated to bookbinding preparation processes, ensuring proper adhesive penetration.