Transformer Pressboard
Transformer pressboard is a high-density uncoated pressboard weighing over 225 g/m², made from compressed wood fibers. It is used as insulation in oil-immersed electrical transformers, providing excellent dielectric strength and thermal stability. This product falls under tariff item 4805.93.00 as uncoated paperboard, not further worked.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the pressboard is uncoated and free from any surface treatments
• Provide technical specifications, including density and weight, to the CBSA
• Verify that the product is not classified under a more specific pressboard subheading
Related Products under Tariff item 4805.93.00
Battery Separator Pressboard
Battery separator pressboard is a specialized uncoated pressboard weighing over 225 g/m², made from high-purity sulfate pulp. It is used as a separator material in lead-acid batteries, providing electrical insulation and mechanical strength. This product falls under tariff item 4805.93.00 as other uncoated paperboard, not further worked than specified in Chapter Note 3.
Chipboard 350 g/m² Uncoated
Chipboard 350 g/m² is a dense, uncoated paperboard made from recycled fibers, used for book covers and backing boards. It provides rigidity and durability, making it suitable for various packaging and publishing applications. This product falls under tariff item 4805.93.00 as other uncoated paperboard weighing 225 g/m² or more.
Density Pressboard Grade A
Density pressboard Grade A is a compressed, uncoated pressboard with a density of at least 1.1 g/cm³, weighing between 225 and 500 g/m². It is used for battery separators and electrical insulation due to its high mechanical strength and dielectric properties. This product is classified under tariff item 4805.93.00 as other uncoated paperboard, not further worked.
Electrical Presspahn Board
Electrical presspahn board is a specialized pressboard made from 100% sulfate wood pulp, with a density of 1.0-1.2 g/cm³ and weight exceeding 225 g/m². It is used for dielectric insulation in high-voltage electrical equipment, offering excellent electrical and mechanical properties. This product falls under tariff item 4805.93.00 as uncoated paperboard, not further worked.
Greyboard Uncoated 225 g/m²
Greyboard uncoated at 225 g/m² is made from mixed recycled waste, with a dull grey color, used for construction and model making. It offers a cost-effective and eco-friendly option for various applications. This product is classified under tariff item 4805.93.00 as other uncoated paperboard weighing 225 g/m² or more.
Heavy Straw Pulp Board 260 g/m²
Heavy straw pulp board weighing 260 g/m² is made from straw pulp via a mechanical-chemical process, used for sustainable packaging. It offers a renewable and biodegradable alternative to traditional paperboard. This product falls under tariff item 4805.93.00 as other uncoated paperboard weighing 225 g/m² or more.