HS Code for Wood dryer

The classification of a wood dryer under HS code 8419.35 is based on the machine's primary function of moisture removal through thermal treatment. Heading 8419 covers machinery and plant equipment for the treatment of materials by a process involving a change of temperature, such as heating, cooking, roasting, or drying. Subheading 8419.35 is specifically allocated to dryers used for wood, paper pulp, paper, or paperboard. These are industrial-scale units used in sawmills and timber processing facilities to reduce the moisture content of lumber, veneers, or wood chips to prevent warping and decay. The classification is determined by the fact that the machine is not for domestic use and is specifically engineered for the physical properties of wood and wood-based fibers.

Products Included

• Timber drying kilns
• Veneer dryers
• Wood chip rotary dryers
• Vacuum wood dryers
• Dehumidification kilns for lumber
• Continuous feed wood dryers

Common Misclassification

Wood dryers are often confused with HS code 8451.21 or 8451.29, which cover drying machines for textiles or laundry. While both remove moisture, the engineering and application are entirely different. Another common misclassification is 8419.39, which is the residual category for "other" industrial dryers. Because the HS system provides a specific subheading (8419.35) for wood and paper dryers, using the general category 8419.39 is a classification error. Additionally, small domestic-use dryers are classified in Chapter 85.

FAQ

What is the HS code for wood dryer?

The HS code for industrial wood dryers, including timber kilns, is 8419.35.

Are heat treatment chambers for pallets classified here?

Yes, if the primary purpose of the heat treatment chamber is to dry the wood to specific moisture levels or to treat it thermally for pest control (ISPM 15), it is generally classified under 8419.35.