No. 12 Hanjiang Street, Qinghe County Economic Development Zone, Xingtai, Hebei, China
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EPDM Rubber Sealing Strip: Low-Temperature Flexibility at -50º C High-Speed Rail Seals Resistant to Extreme Environments
This premium EPDM rubber sealing strip is professionally customized for high-speed rail extreme environment sealing scenarios, featuring outstanding ultra-low temperature flexibility that maintains stable elastic performance and complete sealing tightness at -50℃ extreme low temperature. Adopting high-purity modified EPDM formula and mature vulcanization process, it excels in ozone resistance, UV resistance, weather aging resistance and structural stability. It can withstand complex and harsh operating environments such as high-speed airflow impact, extreme temperature alternation and outdoor severe weather all year round, effectively solving the sealing failure problems of ordinary rubber strips in cold and extreme working conditions. It is a reliable core sealing accessory for high-speed rail, urban rail transit and other rail transit equipment.
Our high-performance EPDM rubber sealing strip is tailor-made for high-speed rail and rail transit extreme environment sealing requirements, focusing on solving the pain points of traditional sealing strips such as hardening, brittle cracking, elastic attenuation and sealing failure in ultra-low temperature and harsh environments. The product adopts imported high-quality EPDM raw materials and optimized rubber compound formula, combined with one-time microwave vulcanization molding process, with precise dimensional tolerance, smooth and compact surface, no pores and cracks, ensuring excellent comprehensive mechanical properties.
The core advantage of this sealing strip is its superior ultra-low temperature resistance performance. It can maintain excellent flexibility, tensile resilience and structural integrity stably at an extreme low temperature of -50℃, without hardening or brittle deformation, and its physical property attenuation rate is far lower than the industry standard after long-term low-temperature operation. Meanwhile, the product has a super wide adaptive temperature range, which can cope with the extreme temperature alternation environment of -50℃ to +150℃ for a long time, adapting to the all-weather operation needs of high-speed rail in severe cold regions and complex climate areas.
In terms of extreme environment resistance, this EPDM sealing strip has outstanding ozone resistance, ultraviolet radiation resistance and weather aging resistance, withstanding long-term outdoor exposure, strong wind erosion, rain and snow erosion and high-speed airflow cyclic impact during high-speed rail operation. It is not easy to age, deform or lose sealing performance after long-term service, and has excellent compression recovery and waterproof, dustproof, windproof and sound insulation effects. In addition, the product features stable chemical resistance, good electrical insulation performance, strong structural compression bearing capacity and firm installation fit, which can adapt to the long-term high-frequency operation working conditions of high-speed rail equipment.
Available in multiple hardness specifications (40-85 Shore A) and diverse profile shapes, the product supports standardized mass production and personalized customized processing according to customer drawings and samples. It is widely applicable to high-speed rail carriage doors, windows, gap sealing, vehicle body waterproof and dustproof, as well as extreme environment sealing scenarios of urban rail transit and special railway equipment, providing durable and stable extreme environment sealing solutions for rail transit equipment.
About Us
Qinghe County Xiuxuan Sealing Parts Co., Ltd.
Qinghe County Xiuxuan Sealing Parts Co., Ltd. is an enterprise integrating production, processing, and import and export trade. Located in the Economic Development Zone of Qinghe County, Xingtai City, Hebei Province, the company is situated in the industrial sealing industry base, adjacent to the Beijing-Kowloon Railway and Qingyin Expressway, and is 160 kilometers away from Jinan Airport. It boasts convenient transportation and a beautiful environment.
The company has a solid foundation in the production of multifunctional sealing products and has now introduced automated production lines from both domestic and international sources, using ethylene propylene diene monomer (EPDM) as the raw material. With an annual production capacity of 6 million meters of sealing products, the company has provided supporting production for hundreds of customers both domestically and internationally, earning high praise from its users.
Specializes in the production of various automotive seals, door and window seals, air conditioning seals, furniture seals, electrical seals, foam seals, mechanical seals, automotive windshield strips, door strips, decorative strips, skeleton. Zone. Extrusion seal, e type, p type, d type seal, rubber seal, 3-composite seal, high-density sponge steel 3-composite seal, 4-composite seal, soft and hard composite seal, soft and hard plastic composite seal, construction seal, modified PVC seal, plastic seal, advanced building rubber seal, aluminum alloy door and window seal, plastic steel door and window seal Strip, glass curtain wall seal strip, container door frame seal strip, cabinet door sponge rubber seal strip, refrigerator car door seal strip, adhesive seal strip, door glass chute seal strip, door foam seal strip, interior trim strip, door glass weatherproof strip, glass windshield glass seal, fire seal strip, barrier fuel pipe, rubber hose, silicone pipe, wire - winding hose, water pipe, air pipe, oil Pipe, automotive rubber seal, EPDM seal, viscose foam soft seal, sponge seal, seal, foam strip, glass strip, glass strip, glass waterproof tape, glass door seal, rubber molded products, mechanical seals, foam seals, seals, gaskets, special rubber gaskets, EPDM rubber molded products Rubber band, silicone tape, Scotch tape, dust proof adhesive Belt, elastic belt, plastic (PVC) strip, white strip, various specifications, models, colors. All kinds of rubber, silicone rubber, rubber, EPDM rubber products.
Qualification
FAQ
Are you trading company or manufacturer?
✔ We are factory.
How can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment.
Can I place a small quantity as trial orders?
✔ Definitely yes,small quantity can be acceptable for the first order.
Do you provide samples? is it free or extra?
✔ Yes,we could offer the sample for free charge but do not pay the cost of freight.
How long is your delivery time?
✔ Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock,it is according to quantity.
Why should you buy from us not from other suppliers?
✔ The main feature of our company is the ability to optimize the product design with our strong engineering team, so as to help customers save costs in material selection and structure function and safety.
How does your company handle with customer's complaints?
✔ The policy for us to handle with customer's complaint is CUSTOMER FIRST. 1) After get customer's complaints, we will inform all our related people, such as production manager, engineer, quality people and understand the whole condition and find out the reasons. 2) We will report to customer the reasons and solutions. 3) Then to negotiate with customer and find the acceptable solution which both agreed.
