Other
Machine tools for working stone, ceramics, concrete, asbestos-cement or like mineral materials or for cold working glass: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8464.90.01
Diamond Wire Stone Block Saw
A machine using diamond-impregnated wire to cut large stone blocks into slabs, ideal for marble and limestone quarrying operations. Classified under HTS 8464.90.01 for cold working of mineral materials like stone with abrasive wire technology. It provides high yield and minimal waste in stone processing.
CNC Granite Bridge Saw
A computer numerically controlled bridge saw designed for precise cutting of granite and other natural stone slabs into tiles or countertops. It falls under HTS 8464.90.01 as a machine tool specifically for working stone materials using diamond blades for high-accuracy cold processing. This equipment is commonly used in stone fabrication shops for architectural and decorative applications.
Ceramic Tile Edge Polisher
Automated polishing machine for finishing edges of ceramic tiles using abrasive wheels to achieve bullnose or chamfer profiles. It is classified under HTS 8464.90.01 as equipment for working ceramics, a mineral material, through cold abrasive processing. Essential for tile manufacturing lines producing decorative flooring.
Concrete Block Router Machine
CNC router equipped with diamond tooling for milling decorative patterns, logos, or splits on concrete blocks and pavers. Falls under HTS 8464.90.01 for machine tools working concrete, a like mineral material, via cold routing processes. Used in precast concrete production for architectural features.
Glass Cold Shaping Press
Hydraulic press for cold forming flat glass sheets into curved shapes using silicone molds, without heating. Classified in HTS 8464.90.01 for cold working glass, a mineral material, through mechanical pressing rather than thermal processes. Applied in automotive and architectural glazing production.
Marble Calibrating Machine
Multi-head calibrating machine that grinds marble slabs to uniform thickness using diamond calibrating rollers. Under HTS 8464.90.01 as a stone working machine tool for precision surface preparation through cold abrasion. Critical first step in slab processing for countertops and flooring.
Porcelain Slab Resin Line
Automated line applying UV-curable resin to porcelain slab edges and rectifying surface imperfections before polishing. Classified HTS 8464.90.01 for working ceramics through cold chemical/mechanical processing. Used in large-format porcelain panel manufacturing.
Diamond Disc Multi-Slab Saw
Horizontal multi-disc saw with 18+ diamond blades for gang-sawing stone blocks into thin slabs simultaneously. HTS 8464.90.01 classification for stone working machine tools using cold diamond cutting technology. High-volume production for tile manufacturers.
Glass Frosting Machine
Automated conveyor machine applying hydrofluoric acid etching followed by neutralization for creating frosted glass surfaces. Falls under HTS 8464.90.01 for cold working glass through chemical abrasion processes on mineral material. Used for decorative privacy glass panels.
CNC Stone Contour Cutter
5-axis CNC waterjet and saw combination machine for contouring intricate stone shapes like vanity tops and memorials. Classified HTS 8464.90.01 for advanced cold working of stone using abrasive water and diamond tooling. Precision fabrication for custom stonework.
Ceramic Press Edge Chippers
High-speed rotary chipping machines removing flash from pressed ceramic tile edges post-molding. Under HTS 8464.90.01 as machine tools for cold mechanical working of ceramic mineral materials. Integrated in large-scale tile pressing lines.
Concrete Cylinder Grinding Machine
Precision grinder for finishing concrete test cylinders to exact length and flatness for compressive strength testing. Classified in HTS 8464.90.01 for working concrete mineral materials to laboratory tolerances via cold grinding. Used in construction materials testing labs.
Glass Drilling and Milling Center
CNC machining center with floating diamond drills and milling spindles for holes/patterns in flat/tempered glass. HTS 8464.90.01 for cold working glass using specialized diamond tooling on mineral material. Automotive and furniture glass fabrication.
Engineered Stone CNC Router
Heavy-duty CNC router optimized for quartz composite and sintered stone slabs using diamond tools and vacuum hold-down. Falls under HTS 8464.90.01 as machine tool for working like mineral materials (agglomerated stone). Kitchen surface fabrication shops.
Translucent Concrete Panel Router
Specialized CNC router for milling light-transmitting concrete panels with embedded optical fibers, creating decorative slots/channels. Classified HTS 8464.90.01 for precision cold working of concrete mineral composites. Architectural lighting applications.