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  • flap seal trim
  • door flap seal
  • rubber flap seal
  • flap seal trim
  • door flap seal
  • rubber flap seal

EPDM Dual Durometer Rubber/Metal Carrier Flap Seals

No.ZX.0001
The flap seal is flexible EPDM Trim with an EPDM Sponge rubber flap attached, providing a secure seal in automotive and marine applications. It is durable, flexible, and easy to install without any adhesive or glue. Seal out water, moisture, dust, dirt, and even insects, especially for outdoor or damp environments. 
Material:
EPDM
Rubber
Other Materials
Specification:
Customized
Colors:
Black
Other color
  • flap seal trim
  • door flap seal
  • rubber flap seal
  • Description

  • Company Profile

Specification for EPDM Rubber Door Flap Seals

Description The flap seal is flexible EPDM Trim with an EPDM Sponge rubber flap attached, providing a secure seal in automotive and marine applications. It is durable, flexible, and easy to install without any adhesive or glue. Seal out water, moisture, dust, dirt, and even insects, especially for outdoor or damp environments. 

These dual-durometer EPDM rubber flaps with metal carriers are widely used in industries that require effective sealing, cushioning, and protection against environmental factors. The harder part, edge trim, is used for connection or to provide structural support and impact resistance, and the softer part, flap rubber, is used to provide sealing or cushioning on uneven surfaces, conforming to the surface to form a tight barrier. The inherent weather resistance and durability of EPDM material ensure that it can maintain a long service life even in harsh conditions. We can customize the hardness and shape according to your special needs, so that it can be used in a wide range of applications.
Advantage Highly durable and flexible seal
Reliable Weatherproof Sealing
Airtight and watertight sealing
Versatile & Easy to install
A perfect fit for the rough edges
Many customized profiles are available
Universal fit for automotives, marine, boats, and industrial applications
Resistance to Ozone – Excellent
UV light – Excellent
Extreme Temperatures – Excellent
Weathering – Excellent
Sunlight Aging – Excellent
Material Solid EPDM rubber, Sponge EPDM Rubber, Metal
Metal carrier options Steel wire carrier
Steel core carrier
Zinc-plated steel
Aluminum wire carrier
Hardness (Shore A) 70 ±5 Durometer as standard, 25 ±5 Durometer as standard, or per request.
General temperature range -40°F to 220°F
Tensile strength 1450 PSI min
Custom options Materials, Color, Hardness, Density, sizes, metal, and profile shape. 

Wide Range of Applications for Rubber Flap Seal Trim
  • Automotive: Door seals, window seals, weatherstripping, trunk seals, and other components where both attachment and sealing are critical.
  • Construction: Building seals, window and door gaskets, expansion joints, and roofing applications.
  • Industrial: Seals for machinery and equipment, enclosures, and various types of gasketing.
  • Marine: Watertight seals for boats and marine equipment, due to EPDM's excellent water resistance.
  • HVAC: Gaskets and seals in heating, ventilation, and air conditioning systems.

Benefits of Our Customized Rubber Edge Flap Seals

At ZYXrubber, our bulb rubber seals are manufactured from a flexible rubber and plastic PVC trim with an attached sponge rubber flap. Our self-grip clip-on edge trim rubber seals:
  • Flexible Material Options: We can add metal to other rubber and plastic materials besides EPDM. This lets us perfectly match the seal to your application's material needs (like oil or chemical resistance).
  • Every project is different. We offer many customization options for the size, shape, and placement of the rubber flap seals. 
  • Offering strong gripping tongues and a resilient design, we typically embed a continuous steel wire (or sometimes a segmented steel strip/clip carrier) inside the dense rubber.
  • Provide superior flexibility, weather resistance, and a professional finish
  • Easy to use and install. Our seals push onto the edge and grip securely. No glues, clips, or special tools needed, saving you time and effort.
  • Tailored to Your Needs: Our ability to customize means you get a seal that performs exactly as required, optimizing both functionality and aesthetic integration.

ZYXrubber: Your Source for Custom Rubber Edge Trim-Seals

As a professional manufacturer, we can combine two or more rubber materials with different durometers(hardness) to co-extrude a continuous seal profile, support cutting, rolling, and various lengths. Also can be used with an internal metal carrier (steel, aluminum, or zinc-plated steel), resulting in a versatile trim seal. Our solutions combine robust materials, innovative design, and precision manufacturing to deliver superior protection and a professional finish.

Whether you need a standard product or a custom-fit solution, we work closely with you to meet your unique application requirements. Our rubber edge trim seals are the trusted choice for the automotive, marine, RV, transportation, HVAC, and many other demanding industries. No matter what kind of bulb Trim Seal you need, our customization capabilities can meet your requirements.
About ZYXrubber
Guangdong Zhongxiang New Materials Co., Ltd. is a leading manufacturer of custom extruded and molded rubber products, seal strips, and seals with strong independent production and customization capabilities in China. It is a specialized and innovative enterprise, a high-tech enterprise, and an industrial enterprise above a certain scale. Since its establishment in 2000, we have specialized in the research and development, design, manufacturing, and sales of rubber seals and rubber seal products, providing rubber and plastic sealing and vibration systems solutions for the manufacturing, doors and windows, construction machinery, marine, rails, and automotive industries, among others. We focus on OEM/ODM services for global clients, with a dedicated R&D team to support custom designs, material selection, and sample development.​
Factory Environment

  • Company Certification: ISO9001:2015, ISO14001:2015, IATF16949:2016, SGS Certificate Approved.
  • Quality Certifications: All products pass CE, REACH, RoHS, PAHs, FDA, EN 45545, UL94 certifications—safe for food contact and environmentally friendly.​
  • Production process: rubber molding, extrusion, injection molding, liquid silicone, corner joints, machining, calendering, die cutting, manual molding technology
  • Diverse Product Range: extrusions, mouldings, sheeting, gaskets, seals, grommets, washers, covers, O-rings, pads, metal bond rubber, and special-shaped rubber parts in natural and synthetic rubbers (elastomers). 
  • Diverse Product Range: extrusions, mouldings, sheeting, gaskets, seals, grommets, washers, covers, O-rings, pads, metal bond rubber, and special-shaped rubber parts in natural and synthetic rubbers (elastomers).  
  • Rubber Materials for Production: EPDM (Ethylene Propylene Diene Monomer Rubbers), Silicone Rubber, Natural Rubber, Chloroprene Rubbers (Neoprene),  Nitrile Rubber (NBR, Buna N), Viton, Butyl Rubber, etc. 
  • Plastic Materials Available: PA, POM, PC, PBT, PMMA, PEEK, ABS, PP, PVC, PTFE
  • Thermoelastic Plastics: TPE, TPV, TPU, TPO, TPR
  • One-Stop Custom Service: From sample confirmation to mass production, our team provides 24/7 technical support, fast sample delivery (7-12 working days), and flexible MOQ (minimum order quantity: 100 pcs for standard customisation).
     
With over a decade of experience in meeting custom rubber and plastic product requirements across a vast range of industries, our team can provide effective solutions for OEMs and businesses, thereby pushing the sector forward.

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