Window And Door Seals , Hydrophilic Co-extruded Rubber Seal

Window And Door Seals , Hydrophilic Co-extruded Rubber Seal

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Window And Door Seals , Hydrophilic Co-extruded Rubber Seal

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Material: EPDM and Hydrophilic Rubber

2) Hardness: 50-80SHA

3) Co-extruded rubber seal

4) Temperature Resistance: -55℃-150℃

5) Excellent weather, ageing and chemical resistance

6) The red hydrophilic rubber could achieve self-expansion when it meets water, fill every space in the crack, form a tight extrusion pressure in joint and prevent water from passing through so as to achieve the purpose of waterproof.

7) Customized profile and surface treatment is available

Products are widely used in wood windows and doors, aluminium systems for windows, doors and facades, PVC windows and doors.

We offer profiles from a comprehensive range of elastomer and thermoplastic materials including multi-component composite solutions.

Supported by the polymer materials expertise available, we can offer a full range of materials, surface treatments and fabrication techniques to suit almost every environment and application.

Using our extensive application knowledge coupled with state-of-the-art design and tooling technology, we can provide optimized sealing solutions to meet customer needs.

EPDM and Hydrophilic Co-extruded Rubber Seal; Construction Seal; Window Seal; Water Swellable Rubber Seal, EPDM Rubber Seal

FAQs for Hydrophilic Co-extruded Rubber Seals for Windows and Doors

1. Q: What is a Hydrophilic Co-extruded Rubber Seal and how does it work?

A: A Hydrophilic Co-extruded Rubber Seal is an advanced, dual-material sealing solution. It is manufactured by fusing two different compounds into a single profile: a durable, flexible rubber base (like EPDM) for structure, and a special hydrophilic layer on the sealing surface. The term "hydrophilic" means "water-loving." When this layer is exposed to moisture, it absorbs water and swells slightly, actively expanding to fill any microscopic gaps between the door/window and the frame. This creates a superior, self-adjusting seal that is exceptionally effective at blocking water, dust, and wind noise.

2. Q: What are the key advantages of using a hydrophilic seal over a standard rubber seal?

A: Hydrophilic co-extruded seals offer several significant advantages for modern window and door systems:

Superior Sealing Performance: The water-activated swelling ensures a perfect, watertight and airtight seal, even on slightly uneven surfaces.

Low Closing Force: Despite the excellent seal, they require less effort to close a door or window compared to seals that rely solely on high compression, improving user experience.

Excellent Dust and Particle Protection: The swelling action effectively blocks fine dust and pollutants, ideal for urban environments or clean rooms.

Energy Efficiency: The enhanced airtight seal minimizes air leakage, reducing energy loss for heating and cooling and lowering utility bills.

3. Q: Where are hydrophilic co-extruded seals most commonly used?

A: While excellent for high-performance architectural windows and doors, this technology is particularly dominant in the automotive industry for sealing car doors, windows, sunroofs, and trunks. Its ability to provide a flawless seal against rain and road spray is unmatched. In building construction, it's used in high-end commercial and residential windows and doors where maximum weather resistance, acoustic insulation, and energy performance are critical specifications.

4. Q: How do I install and maintain a hydrophilic seal?

A: Installation is similar to standard seals. They are often designed as clip-on profiles with a rigid carrier that snaps into a channel on the frame. For maintenance, simply wipe the seal with a damp cloth to remove dirt. It's important to avoid using harsh chemical cleaners or silicone-based sprays on the hydrophilic surface, as they can clog the material's pores and inhibit its water-swelling ability. The seal's performance is maintained through normal exposure to rain and humidity.

5. Q: Can these seals be customized for specific window or door profiles?

A: Absolutely. The co-extrusion process is ideal for customization. We can engineer the seal to your exact requirements, including:

Custom Shapes and Sizes: Any profile to fit your specific door or window channel.

Tailored Swelling Capacity: The hydrophilic layer can be formulated for different levels of expansion based on the typical weather conditions.

Varied Base Material: The structural carrier can be adjusted for different hardness levels to achieve the desired closing force and durability.

This allows for a perfectly tailored sealing solution for any application, from high-rise curtain walls to specialty vehicle doors.

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