Stock Chest Agitator Heater

Immersion heaters for stock chests holding paper pulp slurry between processing stages, preventing temperature drops and maintaining consistency. Essential for temperature-controlled pulp handling in paper production. Classified under 8419.90.20.00 for pulp-making equipment.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8419.81.90Lower: 17.5% vs 35%

If general immersion heaters

Heaters not designed for pulp chests classify as other heating appliances.

8439.99.50.00Same rate: 35%

If papermaking preparation parts

Stock preparation equipment has separate parts provisions.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Explosion-proof ratings for chest vapors; pulp consistency range documentation; detail agitator integration to confirm specificity

Related Products under HTS 8419.90.20.00

Paper Pulp Digester Parts Kit

Replacement parts kit for continuous pulp digesters used in the kraft process to cook wood chips into paper pulp under high temperature and pressure. These parts include pressure seals, valves, and heating elements specifically designed for pulp-making machinery. Classified under 8419.90.20.00 as parts of machinery for making paper pulp involving heating and cooking processes.

Kraft Pulp Process Valve Assembly

High-temperature control valve assembly for regulating steam and chemical flow in paper pulp digesters during the cooking phase. Engineered to withstand corrosive pulping liquors and elevated temperatures in paper pulp production lines. Falls under 8419.90.20.00 due to its role in temperature-change processes for paper pulp making.

Paper Machine Headbox Heating Element

Electric heating elements for maintaining optimal slurry temperature in the headbox of paperboard manufacturing machines. Ensures consistent paper formation by controlling temperature during the web-forming process. Recognized under 8419.90.20.00 for parts of paper/paperboard making equipment involving heating.

Pulp Washing Press Steam Valve

Steam control valves for pulp washing presses that heat and squeeze pulp mats to remove spent cooking liquors in paper pulp production. Designed for high-pressure, high-temperature operation specific to pulp processing lines. Covered by 8419.90.20.00 as parts for pulp-making machinery with steaming/heating functions.

Paperboard Dryer Cylinder Shell

Cast iron shell replacement for steam-heated dryer cylinders in paperboard machines, where hot steam evaporates moisture from wet paper webs. Critical component for the drying phase involving temperature change in paperboard production. Classifies under 8419.90.20.00 for paperboard making machinery parts.

Continuous Pulp Cooker Jacket Panels

Insulated jacket panels for continuous pulp cookers that maintain cooking temperatures during wood-to-pulp conversion. Facilitates the heating process essential for breaking down lignocellulose in paper pulp manufacturing. Included in 8419.90.20.00 as parts of pulp-making plant.