Qingdao Sheng Hai Si Tong New Material Co., Ltd.
| Usage | Provides back support during train travel |
| Compatibility | Fits most standard train seats |
| Delivery Time | 5-8 work days |
| Comfort level | Ergonomic support with lumbar cushion |
| Installation type | Strap-on with adjustable buckles |
| Portability | Lightweight and foldable |
| Country of origin | China |
| Payment Terms | L/C,T/T,Western Union |
| Durability | Wear-resistant and easy to clean |
| Product name | Train Seat Back |
| Place of Origin | China |
| Certification | EN45545 |
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Product Specification
| Usage | Provides back support during train travel | Compatibility | Fits most standard train seats |
| Delivery Time | 5-8 work days | Comfort level | Ergonomic support with lumbar cushion |
| Installation type | Strap-on with adjustable buckles | Portability | Lightweight and foldable |
| Country of origin | China | Payment Terms | L/C,T/T,Western Union |
| Durability | Wear-resistant and easy to clean | Product name | Train Seat Back |
| Place of Origin | China | Certification | EN45545 |
| High Light | Wear Resistant Train Seat Back ，Foldable Backrest Panel ，Backrest Panel Eco Friendly | ||
SMC High-Speed Rail Seat Backrests: Safe, Eco-Friendly, Durable, and Easy to Maintain
Our SMC high-speed rail seat backrests are made from specialized SMC composite materials and are formed through high-temperature, high-pressure one-piece compression molding, making them core interior structural components designed for rail transit applications. The products meet the high-speed rail industry’s stringent safety, strength, and environmental standards. Featuring an ergonomic curved design with rounded edges and no sharp corners, as well as a seamless, smooth surface, they can be customized in shape, cutouts, and finishes to suit mainstream high-speed rail seating systems.
I. Key Product Advantages
1. Lightweight and Energy-Efficient: With a material density of only 1.7–2.0 g/cm³, these components reduce weight by 75% compared to steel parts. This effectively lowers the train’s overall weight, reduces energy consumption during operation and wheel-rail wear, and extends the service life of the equipment.
2. High Strength and Fatigue Resistance: It possesses excellent bending, impact, and fatigue resistance, capable of withstanding long-term dynamic and static loads from passengers without deformation or cracking, making it suitable for the high-frequency operating conditions of high-speed rail.
3. Safe and Environmentally Friendly: It is inherently flame-retardant, low-smoke, and low-toxicity, complying with rail transit fire safety regulations. Free of harmful substances such as formaldehyde, heavy metals, and VOCs, it ensures cabin air quality and passenger health.
4. Durable and Easy to Maintain: With low water absorption and high dimensional stability, it resists temperature changes, humidity, and corrosion from cleaning agents. It does not fade, deform, or corrode even after long-term use. Its dense, smooth surface resists dirt buildup, making cleaning and maintenance convenient.
5. Excellent Workability: One-piece molding allows for the formation of complex structures such as reinforcing ribs and mounting holes, eliminating the need for secondary processing. With no seams, the structure offers high integrity and can be customized in a variety of colors and surface textures.
Product Performance Comparison Summary
| Comparison Criteria | SMC High-Speed Rail Seat Backrests | Traditional Metal/ABS Component |
| Weight and Performance | Lightweight, 75% lighter than steel Steel is heavy | ABS lacks sufficient strength |
| Safety and Flame | Retardancy Low smoke and low toxicity; complies with rail transit fire safety standards | ABS has poor flame retardancy; burning produces toxic smoke |
| Durability | Corrosion- and weather-resistant; does not deform or fade | Metal is prone to rust ABS is prone to aging and embrittlement |
| Manufacturing and Appearance | Seamless, one-piece molding; easy to paint and maintain | Assembled with gaps; prone to paint peeling and wear |
Company Details
Business Type:
Manufacturer
Year Established:
2016
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Qingdao Shenghai Sitong New Material Co., Ltd. (abbreviation: SHST) specializes in manufacturing molded products of composite materials including SMC, LFT-D and BMC. Our main products cover R&D and production of SMC integrated bathroom, SMC auto parts, high-speed rail accessories and carbon fib... Qingdao Shenghai Sitong New Material Co., Ltd. (abbreviation: SHST) specializes in manufacturing molded products of composite materials including SMC, LFT-D and BMC. Our main products cover R&D and production of SMC integrated bathroom, SMC auto parts, high-speed rail accessories and carbon fib...
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