Silicone Sponge Rubber Sheets
Silicone sponge rubber sheets are high-temperature resistant cellular silicone rubber sheets used for gasketing and insulation. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber articles, suitable for extreme environments while maintaining flexibility.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 6.5% | — | 6.5% |
| 🇲🇽Mexico | 6.5% | — | 6.5% |
| 🇺🇸United States | 6.5% | — | 6.5% |
| 🇩🇪Germany | 6.5% | — | 6.5% |
| 🇯🇵Japan | 6.5% | — | 6.5% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the sheets are imported in rectangular sheets without cutting to shape.
Cellular rubber sheets in regular geometric shape fall under heading 4008.
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
• Confirm the silicone rubber is vulcanized and cellular; if the sheets are simply cut to rectangular shape without further working, they may fall under 4008
• If they are die-cut to specific gasket shapes, they qualify as articles of 4016
• Keep technical data on temperature resistance for CBSA
Related Products under Tariff item 4016.10.00
Cellular Rubber Door Seals
Cellular rubber door seals are extruded foam rubber profiles designed for automobile and appliance doors, providing an airtight closure. They are classified under tariff item 4016.10.00 as articles of vulcanized cellular rubber, distinct from profile shapes of heading 40.08 due to their specific article character.
Cellular Rubber Packing
Cellular rubber packing consists of sponge rubber material used for cushioning fragile goods during shipping. It is classified under tariff item 4016.10.00 as a vulcanized cellular rubber article, offering lightweight, reusable protection that compresses to fit irregular shapes.
Cellular Rubber Weatherstripping
Cellular rubber weatherstripping is expanded rubber strips used to seal gaps in doors and windows, preventing air and water infiltration. It falls under tariff item 4016.10.00 as a vulcanized cellular rubber article designed for insulation and sealing, not as a simple profile shape.
CR Foam Pipe Insulation
CR foam pipe insulation consists of chloroprene rubber foam tubes used to insulate plumbing and refrigeration pipes, providing condensation control and a thermal barrier. These are classified under tariff item 4016.10.00 as cellular rubber articles, with a pre-slit design for easy installation.
Cross-Linked Polyethylene Foam Rubber Seals
Cross-linked polyethylene foam rubber seals are chemically cross-linked PE foam products that qualify as cellular rubber seals for waterproofing. They are classified under tariff item 4016.10.00 when meeting the synthetic rubber vulcanization tests, used in construction and marine applications with closed-cell structure.
EVA Foam Rubber Mats
EVA foam rubber mats are flexible, lightweight sheets made from ethylene-vinyl acetate copolymer, a synthetic rubber that meets the Chapter 40 definition of cellular rubber. These mats are used for gym flooring, protective padding, and similar applications where shock absorption and cushioning are needed. They are classified under tariff item 4016.10.00 as other articles of vulcanized cellular rubber, not elsewhere specified.