Closed Cell Foam Manufacturer | EVA, PE, EPDM Solutions

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QUANZHOU WEFOAM TRADING CO., LTD
QUANZHOU WEFOAM TRADING CO., LTD
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All-Purpose Closed Cell Foam - EVA/PE/EPDM with Global Industrial Applications

All-Purpose Closed Cell Foam - EVA/PE/EPDM with Global Industrial Applications

Our closed cell foam covers EVA, PE and EPDM types, with a closed bubble structure for waterproof, moisture-proof and shockproof performance. It has diverse densities (30-400kg/m³), hardness and elasticity, customizable for all processing needs. Widely used in shoe making, automotive, marine, packaging, building and fitness, it’s certified with GRS, Smeta and GMP, meeting global environmental standards.
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Why choose us?

High Density & Hardness, Long-Lasting Durability

Our closed cell foam is made of high-quality EVA, PE and EPDM materials with high density and hardness, resisting deformation, abrasion and impact. It has excellent rebound and shape retention, maintaining performance for long-term use. The material resists UV and high temperature, suitable for outdoor use.

Custom Processing & Sizing, Tailored Solutions

We provide comprehensive custom processing for closed cell foam, including cutting, molding, drilling and lamination to meet your specific needs. Custom sizes, densities and hardness are available for different industry applications. Our professional team offers tailored solutions for your unique project requirements.

45+ Years Manufacturing Expertise, Reliable Quality

As a 45+ year professional closed cell foam manufacturer, we have mature production technology and strict quality control systems. Every batch of foam undergoes rigorous performance testing, guaranteeing consistent quality and performance. We have supplied to global markets with a good reputation for reliable products.

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Closed cell foam manufactured by QUANZHOU WEFOAM TRADING CO., LTD, operating under the renowned SANSD Group with over four decades of industry leadership, is a highly versatile material characterized by its non-interconnecting cellular structure that traps inert gas within each cell, delivering superior waterproofing, flotation, and compressive strength compared to open-cell alternatives. Our closed cell foam spans a comprehensive range from soft to rigid variants and low to high elasticity, making it ideal for applications as diverse as shoe midsoles requiring shock absorption, boat flooring demanding zero water uptake, industrial gaskets needing chemical resistance, and packaging solutions where vibration damping is critical. Produced with precision equipment and backed by a dedicated R&D team, our closed cell foam can be customized through cutting, molding, lamination, and drilling processes, while the material’s inherent stability ensures consistent performance across temperatures from -40°C to 80°C, making it the trusted choice for global brands in fitness, automotive, marine, and electronics industries seeking reliable closed cell solutions.

common problem

What materials of closed cell foam do you produce and their core properties?

We produce EVA, PE, EPDM and TPE closed cell foam, with core properties including excellent waterproofing, insulation, shock absorption and structural stability. They are resistant to deformation, abrasion and aging, have good temperature resistance, and are lightweight and durable. Different material closed cell foams have personalized properties (e.g., EPDM for high insulation, EVA for high rebound).
Yes, all our closed cell foam products pass strict quality inspection, and our factory has Smeta and GMP audits. We have GRS certificates for recycled closed cell foam materials, and the products are certified non-toxic and eco-friendly, complying with international quality, environmental and safety standards, suitable for global market sales and application.
As a 45+ year old manufacturer with SANSD Group, we have unmatched material mastery and advanced manufacturing techniques for closed cell foam. We have 20+ R&D team optimizing formulas, 200 sets of precision equipment for processing, and integrated production line from foaming to packaging, ensuring stable quality, diverse types and flexible customization for closed cell foam.

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One of the biggest EVA/PE foam,rubber sheet products manufacturer in Asia. Our company was established in 1981,company covers an area of 60 acres and has standard factory buildings of about 230000m². Our firm owns 10 advanced production lines and complete R&D equipment and a professional R&D group.
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User evaluation of the product

Isabella Thompson

This closed cell foam has perfect waterproof and airtight performance, no water seepage at all even after being soaked in water for a long time. It has good thermal insulation and sound insulation effects, which is very suitable for building and marine use. The material is dense and not easy to absorb dust, and it has strong aging resistance.

Daniel Garcia

This closed cell foam is super multifunctional, applicable to shoe making, automotive, marine, packaging and many other fields. It has good shock absorption and cushioning effects, and can effectively protect the products and parts. The density is moderate, and it has a good balance between softness and hardness, with a comfortable touch.

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Select Our High-Performance Closed Cell Foam - Sealing & Durable

Select Our High-Performance Closed Cell Foam - Sealing & Durable

Our closed cell foam is made of premium EVA, PE and EPDM materials, featuring perfect sealing, 100% waterproof and anti-static properties, suitable for marine, automotive, building and packaging use. High density and hardness ensure excellent impact resistance, UV resistance and long service life, with no deformation under pressure. We provide full custom processing and strict quality control. Backed by 45+ years of expertise, we deliver reliable solutions. Contact us for more info.
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