Flame-retardant elastomer sponge "Eco Nannen Elastomer Sponge"
Non-halogenated, environmentally friendly flame-retardant elastomer foam equivalent to UL-94 V-0!
We have developed an "Eco Nannen Elastomer Sponge" that is highly flexible and does not contain halogens, using our unique compounding technology. Compared to conventional rubber-based flame-retardant sponges, the amount of carbon dioxide emissions during production can be significantly reduced. Additionally, being non-halogenated makes it suitable for electronics products and automotive products, which face stricter environmental regulations and flame-retardant standards in recent years, as well as for flame-retardant sponge tubes and pipes used in construction materials. We are currently making diligent efforts to further reduce hardness and develop irregular shapes. Samples are available for those who are interested. 【Features】 ■ Flame Retardancy: Has performance equivalent to V-0 in UL94 standard testing ■ Excellent Environmental Properties: A product that is environmentally friendly as it does not use RoHS regulated substances ■ Flexibility: Lightweight with a specific gravity of 0.57±0.2, offering excellent flexibility *For more details, please download the PDF or feel free to contact us.
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For more details, please download the PDF or feel free to contact us.
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[Applications] ■ Wiring tubes, protective tubes, insulating tubes, vibration dampening materials, soundproofing materials, insulating and cushioning materials for automobiles, home appliances, electronic devices, railway vehicles, and building materials. *For more details, please download the PDF or feel free to contact us.*
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Notice of participation in the '2026 NAGOYA Automotive Technology Exhibition' from June 17 (Wednesday) to June 19 (Friday), 2026.
Hotti Polymer Co., Ltd. will be exhibiting at the "Automotive Technology Exhibition 2026 NAGOYA" held at Aichi Sky Expo (Aichi Prefectural International Exhibition Center). In this exhibition, we will accelerate prototyping and development with our "advanced 3D printing technology," similar to our Yokohama exhibition, and integrate it with our core business (extrusion and molding technology), which is essential for automotive parts, to provide one-stop solutions for our customers' challenges. If you have specific drawings or ideas such as "I want to reduce the weight of current mass-produced parts" or "I want to lower prototyping costs," please feel free to consult with us on-site.
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Invitation to Exhibit at the 2025 YOKOHAMA People and Cars Technology Exhibition
At the exhibition, our company will present our self-developed silicone rubber 3D printer "SILICOM," along with our 3D printer services and the newly developed product "Eco Nannen Elastomer Sponge" as part of our extrusion products business. Please check our website's news release for details on the exhibition content. Our website: https://www.hotty.co.jp/news_post/20250508_01/ Additionally, we will hold a booth seminar lasting about 20 minutes on our uniquely developed 3D printer "SILICOM." The schedule is posted on our website, so please take a look. We look forward to your visit.
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At Hotti Polymer, based on our extensive experience and numerous achievements cultivated over many years of research, development, and manufacturing, we will provide appropriate proposals tailored to our customers' needs. With our two main pillars being the "3D Printer Service Business" and the "Extrusion Molding Business," we will continue to grow as a polymer solution expert that can offer a one-stop service from prototype to mass production, leveraging the results of our in-depth exploration and our broad network built over our history.











