Other
Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 85.14), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilizing, pasteurizing, steaming, drying, evaporating, vaporizing, condensing or cooling, other than machinery or plant of a kind used for domestic purposes; instantaneous or storage water heaters, non-electric. > Other machinery, plant and equipment: > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 8419.89.00
Batch Pulp Defibrator Steamer
This equipment steams wood chips in batches to soften them before mechanical defibrillation in pulp production. The steaming process involves a change of temperature, which is essential for preparing the chips for fiber separation. It falls under tariff item 8419.89.00 as other machinery for the treatment of materials by a process involving a change of temperature.
Beverage Tunnel Pasteurizer
This tunnel-style pasteurizer sprays heated water then cooling sprays to pasteurize bottled beer or juice without pressure. The sequential heating and cooling involves a change of temperature, which is essential for pasteurization. It falls under tariff item 8419.89.00 as other machinery for thermal treatment of food or beverages.
Bottle Cooler Chiller
This inline chiller rapidly cools filled beverage bottles from ambient to 4°C using chilled water or glycol spray. The cooling process involves a change of temperature, which is essential for beverage preservation. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment.
Butter Churn Cooler
This integrated cooling system in a butter churn rapidly chills cream during churning to control crystal formation. The cooling process involves a change of temperature, which is essential for butter texture. It falls under tariff item 8419.89.00 as other machinery for thermal treatment of dairy products.
Cheese Milk Cooler
This bulk milk plate cooler rapidly chills raw milk from 35°C to 4°C immediately post-milking for cheese production. The cooling process involves a change of temperature, which is essential for milk preservation. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment.
Chocolate Tempering Cooler
This precision cooler for chocolate tempering cools melted chocolate to exact crystallization temperature and maintains it. The cooling process involves a change of temperature, which is essential for chocolate texture and finish. It falls under tariff item 8419.89.00 as other machinery for thermal treatment.
Continuous Pulp Digester Cooker
This industrial cooker continuously digests wood chips into pulp using steam and cooking liquors at controlled temperatures. The process involves a significant change of temperature, which is fundamental to breaking down the wood chips. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment of materials.
Crystal Boule Cooling Station
An industrial cooling apparatus for controlled annealing of monocrystalline silicon boules after Czochralski crystal growth, preventing defects from thermal stress. This equipment is classified under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.
Crystal Boule Grinder
Crystal boule grinders precisely grind semiconductor crystal ingots to exact diameters and cut flats indicating conductivity type, using controlled cooling during abrasive processes to prevent thermal damage. This equipment is classified under tariff item 8419.89.00 due to its temperature-controlled processing function.
Czochralski Crystal Puller
A Czochralski crystal puller is specialized machinery used to grow monocrystalline silicon boules by melting polycrystalline silicon and slowly pulling a seed crystal to form ingots for semiconductor wafer production. It is classified under tariff item 8419.89.00 as it involves temperature change for material processing.
Epitaxial Reactor Temperature Controller
Multi-zone temperature control systems for epitaxial reactors maintain precise gradients (e.g., 1000-1200°C) across susceptors during thin film deposition on semiconductor wafers. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for semiconductor processing.
Flash Pasteurizer for Juice
A high-temperature short-time (HTST) flash pasteurizer that rapidly heats fruit juice to 85-95°C and then instantly cools it to preserve flavor. This equipment falls under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically pasteurizing.
Float Zone Crystal Grower
Float zone crystal growers use radio frequency heating to melt a narrow zone of polycrystalline silicon rod, allowing impurities to be zoned out while forming high-purity monocrystalline silicon for wafers. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for material purification.
Fluidized-Bed Molten Salt Acrylic Acid Reactor
A fluidized-bed reactor cooled by circulating molten salts, optimized for the partial oxidation of propene to acrylic acid. It provides superior gas-solid contact and heat dissipation, making it essential for managing the highly exothermic reaction. This equipment falls under tariff item 8419.89.00 as machinery for the treatment of materials involving a change of temperature.
Fruit Juice Plate Chiller
A plate heat exchanger chiller that cools sterilized fruit juice from 95°C to 5°C before aseptic filling. This equipment is classified under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.
High-Pressure Molten-Salt Acrylic Acid Multi-Tube Reactor
A multi-tube reactor designed for high-pressure acrylic acid production, cooled via molten salt flow to handle reaction exotherms effectively. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for industrial chemical processing.
Ice Cream Freezer Continuer
A continuous ice cream freezer that rapidly cools and aerates ice cream mix from 4°C to -5°C while incorporating air. This equipment falls under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling and freezing.
Kraft Pulp Cooking Kettle
This steam-heated cooking kettle is used in the kraft process to digest wood chips in white liquor, producing chemical pulp for paper. The high-temperature digestion involves a change of temperature, which is essential for the chemical reaction. It falls under tariff item 8419.89.00 as other machinery for thermal treatment.
Milk Pasteurizer
An industrial pasteurizer designed to heat milk to 72°C for 15 seconds to kill harmful bacteria while preserving quality, then rapidly cool it. This equipment is classified under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically pasteurizing.
Molten Salt Circulation System for Acrylic Acid Reactors
An integrated pump and heat exchanger system circulating molten nitrate salts to cool acrylic acid synthesis reactors, ensuring uniform temperature profiles. This system is classified under tariff item 8419.89.00 as part of the cooling apparatus for temperature-controlled chemical processing.
Molten-Salt-Cooled Acrylic Acid Fixed-Bed Reactor
An industrial reactor facilitating the catalytic oxidation of propylene to acrylic acid using a molten salt cooling system to manage the highly exothermic reaction and maintain optimal temperatures. It falls under tariff item 8419.89.00 as machinery for temperature-change treatment of materials.
Paperboard Dryer Cylinder
This large steam-heated rotating cylinder dries wet paperboard webs by direct contact heating in paper machines. The drying process involves a change of temperature, which removes moisture from the paperboard. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment of materials.
Paper Pulp Bleach Tower Heater
This vertical tower heater maintains elevated temperatures during chemical bleaching of pulp to achieve brightness for paper. The heating process involves a change of temperature, which is critical for the bleaching reaction. It falls under tariff item 8419.89.00 as other machinery for thermal treatment.
Paper Pulp Digester
This large pressure vessel cooks wood chips with chemicals and steam at high temperatures to break down lignin and produce paper pulp. The cooking process involves a significant change of temperature, which is essential for the chemical digestion. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment.
Pulp Evaporator Condenser
This condenser condenses vapors from black liquor evaporation in pulp mills, recovering heat for paper pulp processing cycles. The condensation process involves a change of temperature, which is essential for heat recovery. It falls under tariff item 8419.89.00 as other machinery for thermal treatment.
Pulp Washing Steam Conditioner
This equipment steams and heats pulp slurry during washing stages to remove residual cooking chemicals before paper forming. The heating process involves a change of temperature, which optimizes pulp cleanliness. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment.
Ready Meal Blast Chiller
A blast chiller that rapidly cools cooked ready meals from 72°C to 3°C in 90 minutes to extend shelf life. This equipment falls under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.
Refiner Steam Preheater
This equipment preheats wood chips with steam before mechanical refining into thermomechanical pulp for paper. The preheating process involves a change of temperature, which softens the chips for efficient fiber separation. It falls under tariff item 8419.89.00 as other machinery for thermal treatment.
Sauce Cooling Kettle
A jacketed cooling kettle with agitation that cools hot sauces from cooking temperature to filling temperature. This equipment is classified under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.
Semiconductor Drying Oven
Cleanroom-compatible drying ovens for semiconductor wafers post-RCA cleaning use filtered hot air (80-150°C) with laminar flow to remove moisture without contamination. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for drying semiconductor materials.
Semiconductor Wafer Lapper
Semiconductor wafer lappers use abrasive slurries with temperature-controlled slurries to lap both sides of silicon wafers simultaneously, achieving critical flatness for device fabrication. This equipment is classified under tariff item 8419.89.00 due to its temperature-controlled processing function.
Silicon Crystal Annealing Furnace
Rapid thermal annealing equipment for semiconductor crystals uses precisely controlled heating/cooling cycles to relieve stresses in silicon boules post-grinding, preventing wafer cracking. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for material treatment.
Soda Pulp Recovery Boiler
This boiler burns spent pulping liquors from the soda process, generating steam and recovering chemicals for paper pulp making. The combustion and heat recovery involve a change of temperature, which is essential for chemical recovery. It is classified under tariff item 8419.89.00 as other machinery for thermal treatment.
Soft Drink Carbonator Chiller
A chiller integrated with a carbonator that cools beverage syrup/water mix to 0-2°C for optimal CO2 absorption. This equipment falls under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.
Tubular Molten-Salt-Cooled Acrylic Acid Oxidation Reactor
A tubular reactor employing molten salt in external jackets to cool the catalyst tubes during the vapor-phase oxidation of propylene to acrylic acid, preventing hotspots. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for chemical processing.
Wafer Cooling Station
Automated wafer cooling stations rapidly cool semiconductor wafers post-high-temperature processing using controlled inert gas or liquid nitrogen flows to prevent thermal shock and defects. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for semiconductor processing.
Wafer Polishing Machine
Chemical mechanical polishing (CMP) machines for semiconductor wafers use rotating pads and temperature-controlled slurries to achieve mirror-finish surfaces with atomic-level flatness required for lithography. This equipment is classified under tariff item 8419.89.00 due to its temperature-controlled processing function.
Wafer Slicing Diamond Saw
Wafer slicing diamond saws cut ultra-thin slices from monocrystalline semiconductor boules using coolant systems with precise temperature regulation to maintain crystal integrity during high-speed cutting. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for semiconductor processing.
Wine Must Chiller
A chiller that cools grape must post-crushing from ambient to 10-15°C to control fermentation temperature. This equipment is classified under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.
Yogurt Cooling Tunnel
A conveyorized cooling tunnel that reduces yogurt temperature from 42°C fermentation to 4°C storage temperature. This equipment falls under tariff item 8419.89.00 as machinery for the treatment of materials by a process involving a change of temperature, specifically cooling.