Extruded Silicone U Shaped Rubber Seals For Car Window And Door

Extruded Silicone U Shaped Rubber Seals For Car Window And Door

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Extruded Silicone U Shaped Rubber Seals For Car Window And Door

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Excellent weather, ageing and chemical resistance

suit almost every environment and application

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

1) Material: Silicone Rubber

2) Hardness: 40-80SHA

3) Silicone rubber seals have very good high-temperature and low-temperature resistance, ozone resistance, and chemical resistance. They also have lubricant surface. And various colors are available.

4) 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.

FAQs for Extruded Silicone U-Shaped Rubber Seals for Car Window and Door

1. Q: Why is silicone the best material for U-shaped automotive window and door seals?

A: Silicone rubber is the premium choice for automotive sealing due to its exceptional performance in harsh environments. Unlike EPDM or other rubbers, silicone offers an extremely wide temperature resistance range (typically -60°C to +225°C / -76°F to +437°F), ensuring it won't crack in freezing winters or soften and degrade in scorching heat. It also provides superior UV and ozone resistance, maintaining its flexibility and sealing integrity for years. This results in a durable, long-lasting seal that effectively blocks wind noise, water, and dust.

2. Q: How does the U-shaped design improve the sealing performance on car doors and windows?

A: The U-shaped channel design is engineered for a secure, mechanical grip and effective sealing. The channel is designed to clip onto or press over the metal flange of the car door or window frame. This creates a firm, foundational hold. The inner lips of the "U" then press snugly against the glass or adjacent panel, creating a dual-line watertight and airtight seal. This design is crucial for managing water runoff, preventing it from entering the vehicle's interior while ensuring smooth window operation.

3. Q: How do I install a U-shaped silicone seal on my car door or window?

A: Installation is a straightforward DIY process:

Remove the Old Seal: Carefully peel the old, hardened seal off the metal flange.

Clean the Surface: Thoroughly clean the metal flange with isopropyl alcohol to remove all dirt, grease, and old adhesive. This is critical for a secure fit.

Start at a Corner: Begin installing the new U-channel seal at one corner of the door or window frame.

Press and Seat: Firmly press the U-shaped channel onto the metal flange, working your way along the entire length. You can use a plastic trim tool or a roller to ensure it is fully seated and secure.

Check Operation: Finally, open and close the door or window to ensure smooth operation and a proper seal.

4. Q: Are these silicone seals more durable than standard OEM EPDM seals?

A: Yes, in terms of heat resistance and environmental stability, silicone is significantly more durable. While OEM EPDM seals are good, they can harden and lose elasticity over time due to engine heat and UV exposure. Silicone's molecular structure is inherently more stable, giving it a longer service life under extreme conditions. It boasts excellent compression set resistance, meaning it will spring back to its original shape year after year, providing a consistent, reliable seal long after other materials have failed.

5. Q: Can I get custom-colored or custom-sized U-shaped silicone seals for my specific car model?

A: Absolutely. The extrusion process is ideal for customization. We specialize in manufacturing custom extruded silicone seals to meet exact specifications. This includes:

Custom Sizing: We can produce the U-channel profile with precise dimensions (leg length, width, thickness) to perfectly fit your vehicle's unique flange.

Custom Colors: While black is standard, we can create silicone seals in various colors (like gray or white) to match your vehicle's trim using non-bleeding, UV-stable pigments.

Custom Lengths: We provide seals in continuous lengths to ensure a seamless fit for any car model, eliminating the need for unsightly joins.

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