EPDM Composite Sealing Strip – Multi-Material Design for Superior Sealing Performance
The EPDM Composite Sealing Strip is a high-performance sealing solution engineered by combining EPDM rubber with additional functional materials such as sponge EPDM, metal carriers, PVC, or adhesive layers. This composite structure delivers enhanced sealing efficiency, structural stability, and long service life in demanding applications.
Thanks to EPDM's excellent resistance to weathering, ozone, UV exposure, and temperature extremes, EPDM composite sealing strips are widely used in doors and windows, curtain walls, automotive systems, electrical enclosures, and industrial equipment.
Key Benefits of EPDM Composite Sealing Strip
Composite Structure for Enhanced Performance
By integrating EPDM rubber with reinforcing or functional components, the sealing strip offers improved compression control, better installation stability, and reliable long-term sealing.
Outstanding Weather & Aging Resistance
EPDM material maintains elasticity and sealing integrity even after long exposure to sunlight, rain, and temperature fluctuations.
Excellent Sealing & Insulation
Effectively blocks air, water, dust, and noise while also providing thermal and vibration insulation.
Wide Application Adaptability
Suitable for static and dynamic sealing applications, including sliding doors, hinged doors, and industrial closures.
Custom Design & OEM Manufacturing
Available in various profiles, hardness levels, colors, and composite structures. OEM/ODM services support customized drawings and application requirements.
Typical Physical & Material Parameters
| Property | Typical Value | Description |
|---|---|---|
| Base Material | EPDM Rubber | Composite formulation |
| Composite Options | Sponge EPDM / PVC / Metal insert / Adhesive tape | Custom combinations |
| Color | Black (custom colors available) | Standard |
| Hardness | 40–80 Shore A | Adjustable |
| Density | 1.1–1.5 g/cm³ | Depends on structure |
| Tensile Strength | ≥ 7 MPa | Durable performance |
| Elongation at Break | ≥ 250% | Good elasticity |
| Temperature Resistance | -40°C to 120°C | Stable in harsh environments |
| Aging & Ozone Resistance | Excellent | Long service life |
Applications
Aluminum and UPVC doors and windows
Curtain wall and façade systems
Automotive door and trunk sealing
Electrical cabinets and enclosures
Industrial equipment and machinery
|
Material |
EPDM/PVC |
|
Application |
Widely used in various kinds of window and doors |
|
Installation |
excellent in flexibility and wareability to make the strip installed firmly |
|
producing technics |
Microweave Extrusion |
|
Technical datas |
|
|
Hardnesss |
Shore A 25-70 |
|
Resistant tempreture |
-40°C-120°C |
|
Tensile elongation |
≥250% |
|
Tensile strength |
≥ 6.0 Mpa |
|
Weight loss on heating |
≤3.0% |
FAQ
Q1: How could l get a sample?
A: Before we received the first order, please afford the sample cost and express fee. We will return the sample cost back to you within your first order. Q2: Sample time?
A: Existing items: Within 15 days
Q3: Whether you could make our brand on your products?
A: Yes. We can print your Logo on both the products and the packages if you can meet our MOQ
Q4: Whether you could make your products by our color?
A: Yes, The color of products can be customized if you can meet our MOQ
Q5: How to guarantee the quality of your products?
A: 1)Strict detection during production. 2)Strict sampling inspection on products before shipment and intact product packaging ensured
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