Of machines of subheading 8477.10.30, 8477.10.40 or 8477.10.90
Machinery for working rubber or plastics or for the manufacture of products from these materials, not specified or included elsewhere in this chapter; parts thereof: > Parts: > Base, bed, platen, clamp cylinder, ram, and injection castings, weldments and fabrications > Of machines of subheading 8477.10.30, 8477.10.40 or 8477.10.90
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 8477.90.25.40
Semiconductor Rubber Molder Clamp Cylinder
Hydraulic clamp cylinder for compression molding machines (8477.10.90) used to produce precision rubber gaskets for semiconductor wafer handling equipment. This ram/cylinder is explicitly covered under 8477.90.25.40 for these specialized machines.
Molding Machine Base Platen Weldment
Heavy welded platen base for transfer molding machines (8477.10.90), essential for semiconductor rubber molding operations. Qualifies under 8477.90.25.40 as base/platen weldment.
Rubber Processor Ram Casting
Precision-machined ram casting for high-pressure rubber processing units (8477.10.30/90). Used in semiconductor gasket production, fitting 8477.90.25.40 ram criteria.
Kneader Machine Bed Fabrication
Fabricated bed frame for rubber kneading/mixing machines (8477.10.30), supporting rotor assemblies in semiconductor compound preparation. Named in 8477.90.25.40.
Semiconductor Seal Extruder Platen
Aluminum alloy platen for rubber extruders producing semiconductor seals (8477.10.40). Specifically classified under 8477.90.25.40 platen provision.
Injection Molding Machine Platen Casting
A heavy-duty cast iron platen used in rubber injection molding machines under HTS 8477.10.30 to securely hold molds during high-pressure injection cycles. It falls under 8477.90.25.40 as a specified base, bed, platen casting dedicated to these semiconductor-related rubber processing machines.
Rubber Extruder Base Weldment
A fabricated steel base weldment for rubber extruders under HTS 8477.10.40, providing structural support for the extrusion barrel and screw assembly in semiconductor seal manufacturing. Classified in 8477.90.25.40 due to its specificity to these machines.
Precision Rubber Kneader Bed Plate
Cast steel bed plate for internal mixers/kneaders (8477.10.30) processing rubber compounds for semiconductor O-rings. Fits 8477.90.25.40 as a named bed casting for these exact machines.
Injection Ram Fabrication for Rubber Processor
Welded steel ram assembly for rubber injection machines (8477.10.30), driving material into molds for semiconductor component seals. Specifically named under 8477.90.25.40 as injection ram fabrication.
Extruder Clamp Cylinder Casting
Ductile iron casting for clamp cylinder in rubber extruders (8477.10.40) used for semiconductor profile extrusion. Covered by 8477.90.25.40's clamp cylinder specification.