Are you looking for the best vehicle door rubber seals from China? With so many manufacturers to choose from, it can be overwhelming. In this article, we’ll compare the top vehicle door rubber factories in China, highlighting their specialties, materials, and what sets them apart. Let’s dive in and find the perfect fit for your needs.

Automotive Weatherstrips China Manufacturer

Product Details: Hebei Shida Seal Group offers a wide range of automotive sealing systems, including body seals and weatherstrips. Key products include primary door seals, secondary door seals, window glass run channels, windshield weatherstrips, hood seals, and trunk/tailgate seals. These seals are primarily made from EPDM sponge rubber and solid rubber, often combined with metal carriers and colored EPDM coatings for aesthetic and functional purposes. The materials used provide superior resistance to outdoor weather, water, ozone, sunlight, and other environmental elements. The seals are designed to prevent the entry of water, air, dust, and noise into the vehicle cabin and ensure smooth

operation of movable parts like windows and doors[4].

Pros:
– Superior sealing performance against environmental elements such as moisture, du…
– Customizable designs tailored to meet specific requirements and applications.
– High-quality materials ensure durability and longevity even under extreme condit…
– Competitive pricing makes the products an affordable choice for sealing needs.
– State-of-the-art manufacturing and testing equipment ensure high-quality product…

Cons:
– Limited information on potential drawbacks or specific limitations of the produc…
– No mention of warranty or after-sales service details.

Car Door Weatherstrips | Car Rubber Door Seals

Product Details: Hebei Shida Seal Group specializes in the design, development, and manufacture of automotive sealing products, including car door weatherstrips. These weatherstrips are attached to the vehicle door using self-adhesive tape or retainers (plastic clips) and serve as the first sealing barrier between the vehicle door and body, preventing water, air, dust, and noise from entering the vehicle cabin. They are used in conjunction with opening trim weatherstrips (secondary door seals) to achieve better performance. The main material used is EPDM sponge rubber with a polyurethane coating, which offers good compression set, high tensile strength, and excellent resistance to weathering, ozone,

UV, water, steam, and high and low temperatures.

Pros:
– Excellent weathering, ozone, UV, water, steam, high and low temperature resistan…
– Good compression set and high tensile strength
– Effective in preventing water, air, dust, and noise from entering the vehicle ca…
– Can be extruded into various shapes and sizes
– Available with retainers, mounting clips, PSA tapes, and molded corners

Cons:
– No specific cons mentioned in the provided source
– May require precise installation to ensure optimal performance

Car Door Inner and Outer Belt Weatherstrip from China

Custom Car Door Rubber Seal Strip Auto Door Seals

Product Details: Custom car door rubber seal strips are designed to provide a tight seal around the doors, windows, and other openings of a vehicle. These seals are typically made from high-quality materials such as rubber, foam, or silicone. They are available in various shapes and sizes, including D-shape, U-shape, and co-extruded profiles. The seals can be installed using self-adhesive backing or glue. They are designed to fit into existing channels and can be customized for different vehicle models and applications.

Pros:
– Weather resistance: Withstands exposure to rain, snow, and UV radiation.
– Waterproofing: Prevents water from entering the vehicle’s interior, protecting o…
– Noise reduction: Minimizes external sounds, enhancing the driving experience.
– Flexibility and elasticity: Conforms to the contours of the vehicle’s openings,…
– Easy installation: Many come with self-adhesive backing for simple application.

Cons:
– Potential for degradation over time: Despite resistance, prolonged exposure to e…
– Adhesive issues: Self-adhesive backing may lose its grip over time, requiring re…
– Limited lifespan: May need to be replaced periodically to maintain effectiveness…

Rubber door 2025 seals for cars

Automotive Rubber Seals – China Supplier, Wholesale

Product Details: EPDM rubber is a synthetic rubber made from ethylene, propylene, and diene monomers. It is known for its excellent weather resistance, including resistance to sunlight, ozone, and severe weather conditions. EPDM rubber has a temperature range of -50°F to 350°F (-45°C to 177°C), tensile strength ranging from 500 to 2500 PSI, and elongation up to 600%. It is available in various hardness levels (30-90 Shore A) and thicknesses (1/32 to 1 inch). EPDM is widely used in automotive, industrial, construction, and HVAC applications for seals, gaskets, and insulation.

Pros:
– Excellent weather resistance, including resistance to sunlight, ozone, and sever…
– Good tensile strength and elasticity.
– High heat resistance up to 350°F (177°C).
– Good abrasion resistance and anti-vibration capabilities.
– Excellent electrical insulation properties.
– Adheres easily to metals.
– Steam and water resistant.

Cons:
– Poor resistance to petroleum-based fluids and solvents.
– Limited compatibility with certain chemicals like ketones and bituminous materia…
– Not flame resistant.
– Not recommended for food applications.
– Fair tear resistance compared to other rubbers.

car-door-rubber-seal – HS Code & Tariff – E-To-China

Product Details: Car door rubber seals are typically made from materials such as EPDM, PVC, or silicone. They often feature a U-shaped metal base covered with a PVC jacket or an EPDM co-extruded trim. These seals are designed to cover sharp or unfinished edges and provide a sealing function. They are suitable for various applications including automobile doors, auto windows, boat windshields, and other industrial uses. Installation is usually simple and can be done by hand or with a soft rubber or thermoplastic hammer without the need for glue or special attachments.

Pros:
– Provides a tight grip on the edge, even on radius and tight bends, due to the PV…
– Excellent chemical and UV resilience, especially with PVC material.
– Good physical characteristics including resistance to corrosion and a wide opera…
– Lightweight and strong toughness with excellent cushioning performance.
– Non-absorbent with an independent bubble structure, offering low heat insulation…

Cons:
– Not designed for 90-degree applications, as they may leak in such configurations…
– May require periodic maintenance to keep the seals soft and supple, especially i…

OEM&ODM Car Door Seals Manufacturer & Supplier In …

Product Details: Car door seals are rubber or plastic strips attached to the edge of a car door to keep out dust, water, and air. They are made from materials such as rubber, foam, and plastic. Rubber seals are the most common, made from a combination of natural and synthetic rubber compounds, and are durable, flexible, and provide excellent insulation. Foam seals are lightweight, flexible, and also provide good insulation, typically made from polyurethane and polyethylene foam. Plastic seals are lightweight, durable, and made from polypropylene and polyethylene. The seals are cut to the desired shape and size, heated, molded, and tested

for durability and performance.

Pros:
– Help to keep the interior of the car insulated from the outside environment
– Reduce noise and vibration
– Keep water and dirt out of the car, extending its life
– Durable and flexible, especially when made from rubber
– Provide excellent insulation

Cons:
– May require periodic replacement due to wear and tear
– Can be affected by extreme temperatures and weather conditions
– Installation may require professional assistance

18 Mm Truck Door Seal Leading China Manufacturer

Product Details: The DP-18 MM Truck Door Seal is designed for sealing the gap between the truck door and the cab. It is made from high-quality, ozone-resistant materials to ensure durability and longevity. The seal is approximately 52.51 inches (1334 mm) in length and is compatible with various truck models. It may have cosmetic blemishes but does not affect its functionality.

Pros:
– Made from high-quality, ozone-resistant materials for durability
– Easy to install with weatherstrip adhesive glue
– Compatible with various truck models
– Effective in sealing gaps to prevent water and air leaks

Cons:
– May have cosmetic blemishes
– Requires weatherstrip adhesive glue for installation (not included)
– Specific dimensions may not fit all truck models perfectly

Rubber door store seals for cars

Comparison Table

Frequently Asked Questions (FAQs)

What materials are commonly used in vehicle door rubber seals manufactured in China?

Vehicle door rubber seals in China are often made from EPDM (Ethylene Propylene Diene Monomer) rubber, which is renowned for its excellent resistance to outdoor weather, water, ozone, sunlight, and extreme temperatures. Other materials like TPE/TPV and PVC are also used for specific parts, such as glass run channels and beltline weatherstrips.

How do Chinese manufacturers ensure the quality of their vehicle door rubber seals?

Chinese manufacturers, such as Hebei Shida Seal Group, ensure quality by adhering to international standards like ISO/TS 16949. They use state-of-the-art manufacturing and testing equipment to design, develop, and produce high-quality automotive sealing systems. These seals are tested for durability, weather resistance, and performance to meet the needs of both OEMs and aftermarket customers.

What types of vehicle door seals are typically produced by Chinese factories?

Chinese factories produce a variety of vehicle door seals, including primary door seals, secondary door seals, glass run channels, beltline weatherstrips, and sunroof weatherstrips. These seals are designed to prevent water, air, dust, and noise from entering the vehicle cabin and to ensure smooth door operation.

How are vehicle door rubber seals installed on the vehicle?

Vehicle door rubber seals are typically installed using self-adhesive tape or plastic retaining clips. The primary door seal is attached directly to the vehicle door, while the secondary door seal fits into the vehicle body panel. This dual sealing system enhances the overall sealing performance and ease of door operation.

What are the key benefits of using EPDM rubber in vehicle door seals?

EPDM rubber offers several key benefits, including good aging resistance, comprehensive physical-mechanical resistance, and excellent corrosion resistance. It also provides good flexibility and elasticity, meeting ISO standards. Additionally, EPDM rubber is durable and can resist heat, extreme weather, and high-temperature conditions, ensuring long-term performance and comfort in the vehicle.