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Performance Polymer
Foam & Sponge Solutions

Leading manufacturer and supplier of high-performance polymer foam sponge materials in China.
Trusted by aerospace, automotive, electronics, and new energy industries worldwide.

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About Possess Sea

Possess Sea Industrial Co., Ltd. is a globally recognized leader in neoprene materials and polymer foam sponge manufacturing. With our headquarters in Shanghai, China, we specialize in serving international clients with premium-grade synthetic polymer solutions.

In 2021, we expanded our capabilities by establishing Dongguan Yibao Polymer Materials Co., Ltd., enhancing our production capacity and technical expertise in polymer foam sponge materials.

Our manufacturing facilities are strategically located in Jinjiang City, Fujian Province, and Dongguan City, Guangdong Province — enabling efficient operations, strict quality control, and rapid global delivery.

10+
Years Experience
30+
Countries Served
OEM/ODM
Custom Services
EPDM Foam Sponge

Our Polymer Foam Products

We manufacture a wide range of high-performance polymer foam sponge materials, including EPDM, CR Neoprene, EVA, NBR/PVC blends, and Silicone. All materials are available in custom formulations, densities, thicknesses, and colors.

Open Cell EPDM Foam

Open Cell EPDM Foam (EP)

Highly breathable, soft, and flexible foam ideal for insulation, gaskets, and sealing applications.

  • • Excellent weather resistance
  • • Good compression set
  • • CTI REACH & RoHS certified
Closed Cell EPDM Foam

Closed Cell EPDM Foam (EP)

Dense, water-resistant foam used in automotive seals, HVAC, and marine applications.

  • • Low water absorption
  • • UV and ozone resistant
  • • CTI PAHs & REACH tested
EPDM/CR/SBR Blend

EPDM / CR / SBR Foam (ECS)

Hybrid blend offering enhanced durability, flexibility, and chemical resistance.

  • • Balanced mechanical properties
  • • Ideal for industrial seals
  • • Custom density options
EVA Foam

EVA Foam

Lightweight, shock-absorbing foam used in packaging, sports, and electronics.

  • • Excellent cushioning
  • • Low-temperature flexibility
  • • Available in multiple densities
EPDM/EVA Blend

EPDM / EVA (EE)

Composite foam combining the elasticity of EPDM with the resilience of EVA.

  • • Enhanced tear strength
  • • Good thermal insulation
  • • Customizable hardness
CR Neoprene Foam

CR (Neoprene) Foam

Classic synthetic rubber foam with excellent oil, flame, and weather resistance.

  • • High durability
  • • Used in wetsuits & gaskets
  • • OEM/ODM supported
NBR/PVC Foam

NBR / PVC Foam Sponge

Oil and fuel-resistant foam ideal for automotive and industrial applications.

  • • Excellent abrasion resistance
  • • CTI RoHS & PAHs tested
  • • Closed-cell structure
Silicone Foam

Silicone Foam Sponge

High-temperature resistant foam for aerospace, medical, and electronics.

  • • Operates from -60°C to 230°C
  • • CTI REACH & RoHS certified
  • • Custom die-cutting available

Why Choose Polymers.net?

We combine advanced manufacturing, rigorous testing, and global logistics to deliver reliable polymer foam solutions tailored to your needs.

🔬

Certified Quality

All materials tested by CTI for REACH, RoHS, and PAHs compliance.

🛠️

Custom Solutions

OEM/ODM services with custom blends, densities, colors, and shapes.

🌍

Global Export

Direct export with COO (CCPIT or Customs), air, sea, and express shipping.

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Value-Added Services

Slicing, cutting, die-cutting, and forming services available.

15+
Years in Industry
500+
Global Clients
2
Manufacturing Sites
100%
Tested Materials

Frequently Asked Questions

What types of polymer foams do you manufacture?

We produce EPDM (open and closed cell), EPDM blends (with CR, SBR, EVA), CR (Neoprene), NBR/PVC, EVA, and Silicone foam sponges.

Do you offer custom formulations?

Yes, we provide OEM and ODM services, including custom blends, densities, hardness, colors, and physical properties based on customer requirements.

Are your materials certified?

All our polymer foams undergo rigorous testing by CTI for REACH, RoHS, and PAHs compliance. Certificates are available upon request.

Can you handle small volume orders?

Yes, we accept small volume orders and provide the same high-quality standards and service as large-scale productions.

Do you offer processing services?

Yes, we offer slicing, cutting, die-cutting, and forming services to meet specific application needs.

How do you handle international shipping?

Our Shanghai office manages all export procedures, including documentation, COO, and logistics via express, air, or sea freight.

Get in Touch

For inquiries, quotes, or technical support, contact our international team directly.

📧 maggie@neoprene.asia
📱 +86 138 168 15888
💬 WhatsApp: +86 138 168 15888

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