Are you looking for the best EPDM foam factories in China? With so many options available, it can be overwhelming to choose the right one. In this article, we’ll compare some of the top EPDM foam manufacturers in China, highlighting their strengths, product ranges, and what sets them apart. Let’s dive in and find the perfect fit for your needs.

PE foam, EVA foam, CR foam sheet EPDM Foam Sheet

Product Details: EPDM foam is a durable and resilient synthetic rubber material known for its excellent resistance to heat, ozone, and weathering. It is available in various formulations, from very soft to very firm, and can be provided as closed-cell or semi-closed-cell structures. EPDM foam is used in applications such as die ejection, automotive parts, gaskets, electrical insulation, weatherstripping, and outdoor seals. It comes in standard sizes and can be custom cut to meet specific needs. EPDM foam also features adhesive backing options for easy application.

Pros:
– Excellent ozone and UV resistance
– Good chemical resistance to many chemicals, oils, and solvents
– Water-resistant and suitable for outdoor and marine applications
– Maintains properties over a wide temperature range (-90°F to 275°F)
– Excellent resilience and ability to return to its original shape after compressi…
– Good sound and vibration damping properties
– Available in various colors and custom sizes

Cons:
– May have size tolerances and rough edges depending on the manufacturing process
– Requires testing by the buyer to ensure it meets specific application requiremen…
– No warranty or guarantee for applicability or accuracy of the provided informati…

Open Cell EPDM Foam

Product Details: The Open Cell EPDM Foam is a highly compressible material with a cellular composition featuring tiny air pockets that have gaps between them. When force is applied, these air pockets close in on themselves, and when the pressure is removed, the foam reverts to its original shape. Key technical specifications include a density of 20-35kg/m³, elongation of 1.2, tensile strength of 115kPa, compression deflection of 3.5kPa, and a temperature range of -30 to +100℃. It meets the HF-1 flammability standard.

Pros:
– Highly compressible and able to revert to its original shape after compression
– Suitable for various applications including automotive, home appliances, packagi…
– Excellent for cushioning and shockproofing
– Good soundproofing properties
– Wide temperature range and good flammability resistance

Cons:
– May not be as resistant to water and moisture as closed-cell EPDM foam
– Limited chemical resistance compared to some other materials
– Not suitable for applications requiring high density or closed-cell structure

Epdm foam 2025

China Foam Rubber Seals Manufacturer EPDM …

Product Details: Hebei Shida Seal Group is a China manufacturer of custom extruded rubber seals, including D-shaped round rubber seals with adhesive-backed rubber strips, Flaps & Corner Sections, Lid Seals, P-Profile Ribbed & Square Profiles, Triangle Sections, Foam Rubber Bulb Seal Gaskets, and Self-Adhesive EPDM Foam Rubber Seals. Their products are designed to drown out noise, eliminate vibration, and protect against the elements. The company uses high-quality compounds to ensure durability and flexibility. They have state-of-the-art equipment, including 5 extrusion lines, continuous cure microwave, precision cutting, and splicing machines, and offer in-house tool and mold design and manufacturing. Their quality management system

is IATF 16949:2016 accredited, and they can provide PPAP Level 3 documents for OEM clients.

Pros:
– High-quality compounds ensure durability and flexibility
– State-of-the-art equipment for precision manufacturing
– In-house tool and mold design and manufacturing capabilities
– IATF 16949:2016 accredited quality management system
– Ability to provide PPAP Level 3 documents for OEM clients
– Wide range of products including custom and standard rubber seals

Cons:
– Minimum order quantities may be a barrier for small-scale customers
– Limited information on pricing and cost-effectiveness
– Dependence on specific materials and manufacturing processes might limit customi…

China EPDM foam Manufacturer and Supplier | Qihong

China Customized Epdm Foam Cord Manufacturers, Factory

EPDM Foam Seals & Extruded EPDM Sponge Rubber …

Product Details: EPDM sponge rubber seals are made from ethylene propylene diene monomer (EPDM) polymer and feature a closed-cell foam structure. They are used for air and watertight sealing in both interior and exterior applications. These seals are available in various densities, hardness levels (35° – 60° Shore OO), and can be customized into different shapes and sizes such as full rolls, strip cut lengths, gaskets, and adhesive tapes. They exhibit excellent UV and ozone resistance, a wide operating temperature range (-30°C to +100°C), and good flexibility and tensile strength.

Pros:
– Excellent UV and ozone resistance
– Wide operating temperature range (-30°C to +100°C)
– Good flexibility and tensile strength
– Air and watertight sealing capabilities
– Prevents bacteria and mould build-up
– Customizable for various applications
– High durability and compression recovery properties
– Effective electrical insulation

Cons:
– Compression set can vary depending on density and application
– Water absorption, though minimal, can occur (1-3% max weight change)
– May require specific tooling for unique shapes and sizes

EPDM Rubber Foam

Product Details: EPDM foam rubber is a closed-cell, mid-density foam material made from Ethylene Propylene Diene Monomer. It is available in various thicknesses from 0.5 mm to 40 mm and can be processed into sheets, rolls, strips, tape with or without adhesive, and blocks. It features a closed-cell structure, providing strong sealing capabilities and resistance to water, moisture, and air penetration. EPDM foam rubber is known for its high resilience, compressive strength, and excellent weathering, UV, and ozone resistance. It operates effectively over a wide temperature range from extreme cold to high heat.

Pros:
– Excellent weathering, UV, and ozone resistance
– High resilience and compressive strength
– Strong sealing capabilities due to closed-cell structure
– Water and moisture resistance
– Wide operative temperature range
– Good chemical resistance to many chemicals, oils, and solvents
– Excellent sound and vibration damping properties
– Flexible and durable

Cons:
– May have size tolerances depending on the style and job
– Sheets may contain rough edges
– Compression set can vary depending on the density and application

YUANHONG Plastic & Rubber

Product Details: Foam Expo North America is the continent’s largest free trade fair for foam products and manufacturing. It attracts over 5,400 attendees and 450+ exhibitors, offering a platform to showcase cutting-edge foam technologies, raw materials, manufacturing equipment, and processing technologies.

Pros:
– High-quality audience with 67% being C-suite or senior management and 78% having…
– Average of 54 new leads gained by exhibitors over the three-day event
– Global attendance from 43 countries across 6 continents
– Opportunities to network with industry leaders and explore new technologies
– Co-located with Adhesives & Bonding Expo, providing access to additional supplie…

Cons:
– Limited space available due to high demand, requiring early booking
– Exhibitors are responsible for providing drape/walls and carpet/flooring for the…
– Potential for high costs associated with booth setup and marketing

EPDM Foam Seal Strip – Silicone Hose Manufacturer

Product Details: EPDM foam seal strips are made from EPDM rubber, which is known for its high and low-temperature resistance, anti-stress, anti-aging, and excellent durability. These strips come in various profiles such as D, E, P, and I shapes, suitable for gaps ranging from 1 to 7mm. They are available in different sizes and colors (brown, white, black). The strips are self-adhesive, using fiberglass mesh tape, and are easy to install without requiring any fixings. They are commonly used for glass doors, sliding windows, wardrobe sliding doors, and other applications requiring weather, dust, and noise sealing.

Pros:
– High and low-temperature resistance (-50°C to +150°C)
– Excellent resistance to weather, aging, wind, and ozone
– Good sealing performance against heat, chill, dust, insects, noise, and moisture
– Great abrasion resistance, chemical resistance, shock resistance, thermal and ac…
– Environmental-friendly materials, odorless and harmless to health
– Easy to install, ready to use, no fixings required

Cons:
– May require specific gap sizes for optimal performance
– Limited to the types and sizes available (e.g., D, E, P, I profiles)
– Compression set of 23% may affect long-term sealing performance in some applicat…

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About EPDM Foam Factories in China

What is EPDM foam and why is it widely used?

EPDM foam, made from Ethylene Propylene Diene Monomer, is a synthetic rubber known for its high thermal and chemical resistance. It is widely used in various industries due to its excellent durability and versatility. You can find EPDM foam in applications such as seals, gaskets, and insulation, as well as in automotive and construction sectors.

How is EPDM foam manufactured in Chinese factories?

The manufacturing process of EPDM foam in Chinese factories typically involves mixing the EPDM rubber with various additives and fillers. The mixture is then vulcanized to create the desired properties. Some factories also incorporate sustainable practices by using recycled materials, such as chitin from shrimp shells, to make the production more cost-effective and environmentally friendly.

What are the benefits of using recycled materials in EPDM foam production?

Using recycled materials in EPDM foam production can significantly reduce costs and enhance sustainability. For instance, adding recycled chitin fillers can improve the chemical stability and thermal resistance of the EPDM foam. This approach also helps in reducing waste and promoting a more environmentally friendly manufacturing process.

How do Chinese EPDM foam factories ensure quality and safety standards?

Chinese EPDM foam factories ensure quality and safety standards through rigorous testing and quality control measures. This includes testing for thermal stability, chemical resistance, and mechanical properties. Additionally, many factories adhere to international standards and certifications to guarantee the quality of their products.

What are some common applications of EPDM foam produced in China?

EPDM foam produced in China is used in a variety of applications. You can find it in automotive parts like seals and gaskets, in construction for insulation and waterproofing, and in industrial settings for chemical resistance and thermal insulation. It is also used in consumer products such as pool liners and waterproof membranes due to its high elasticity and durability.