HS Code 4701
Mechanical Wood Pulp
HS code 4701 is for mechanical wood pulp produced by grinding or refining processes, commonly used as the primary raw material for newsprint production.
4-digit Section XBulk
HS Code 4701 — Mechanical Wood Pulp
This code is for wood pulp produced solely by mechanical means, such as grinding wood against a stone or in a refiner. It contains most of the wood's original lignin and is primarily used for newsprint and low-tier paper products.
What's included
- Groundwood pulp
- Refiner mechanical pulp (RMP)
- Stone groundwood pulp
What's excluded
- Chemical wood pulp → use
4703(Chemical pulps involve a cooking process to remove lignin, whereas 4701 is purely mechanical.)
Common examples
- Stone groundwood for newspaper
- Thermomechanical pulp (TMP) for magazine paper
- Mechanical pulp for cardboard filler
Frequently asked questions
Will mechanical pulp turn yellow over time?
Yes, because it retains lignin, products made from mechanical pulp are prone to yellowing and becoming brittle when exposed to light.
Trade & shipping notes
- Typical duty range: 0%
- Documentation: Often requires moisture content certificates to determine the dry-weight for commercial invoicing.
- Typical shipping mode: Bulk
- Top exporters: Canada, Norway, Sweden
- Top importers: China, India, South Korea
Related HS codes
Key takeaway
Basic raw material for low-durability paper products, produced without chemicals.
Related HS codes
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