Spray Polyurethane Rigid Foam Compound for Bus Seats

Polyurethane Rigid Foam Spray System for Bus Seats. Eco-friendly fluorine-free polyurethane foam is used for bus seats with high resilience, long-term shape retention, soft texture, superior tear resistance and simplified manufacturing via one-shot molding in molds.

Uniform density distribution
High tear resistance
Reduced seat weight
Maintenance-free, corrosion-resistant
Flame retardant, sound insulation

1. Product Overview

Polyurethane Rigid Foam Spray System for Bus Seats utilizes an environmentally friendly fluorine-free foaming technology. This product has good fluidity, and the products made from it have a uniform density. It not only has excellent tear – resistance strength but also features such as light weight, maintenance – free, corrosion – resistance, sound insulation, and flame – retardancy. The manufactured products exhibit:

Excellent elasticity and long-term shape retention.

Soft texture with high tear resistance.

Simplified processing with high-efficiency single-step molding.

2. Performance Characteristics

Property	Advantage
Flowability	Uniform density distribution
Mechanical Strength	High tear resistance
Lightweight Design	Reduced seat weight
Durability	Maintenance-free, corrosion-resistant
Safety	Flame retardant, sound insulation

3. Applications

It is mainly used for manufacturing molded flexible foam products with high resilience and good comfort, especially suitable for the production of seats for cars, high – end tourist buses, and motorcycles.

Specifically designed for molded soft foam products requiring:

High resilience
Superior comfort

Primary Uses:

Luxury coach seats
Motorcycle saddles
Premium automotive seating

4. Packaging & Mixing Ratio

Component A: 200 kg/drum (Polyol blend)

Component B: 250 kg/drum (Isocyanate)

Mixing Ratio: 100:45-55 by weight (A:B)

5. Storage & Handling

Conditions:

Temperature: 10–35°C

Protection: Dry, ventilated, away from heat/ignition sources. Strictly avoid rain and sunlight exposure.

Shelf Life: 6 months (unopened). Post-expiry usability requires quality revalidation.

This product does not contain organic solvents. During transportation, it can be transported in accordance with the standards for non – hazardous goods. During transportation, it is also necessary to strictly prevent the product from being exposed to rain and sunlight and comply with the relevant regulations of the transportation department.

Smoking and the use of open flames are prohibited in the storage, transportation, and construction sites.

For more information, please refer to the safety technical specification of our company’s products or contact our company’s customer service center.

The indicators and data provided in this material are based on our existing technical knowledge and practical experience and are for reference only. The specific guaranteed indicators are subject to the provisions in the quality guarantee letter or supply contract. Users are responsible for testing the products purchased from our company to verify whether they are suitable for their intended processes and applications and can achieve the expected goals. We have no control over the further application and processing of our company’s products. Therefore, our liability for the products we provide is limited to the part that we deliver and that is used by you. We do not assume liability for the indirect losses caused during the production process using our company’s products as raw materials. Our company’s technical support and customer service center are dedicated to providing you with product consultation and application technical services. You are welcome to contact us by letter or by phone.

Technical Support:
Wanhua Energy Conservation Technology (Yantai) Co., Ltd.
Address: No.56 Taiyuan Road, Yantai, Shandong 264006, China
Tel: +86-400-059-1116 | Fax: +86-17761309662