High Density Pu Foam
Dongguan Julisheng New Materials Technology Co., Ltd. is a company integrating research and development, production, and sales of polyurethane foam products. The main products include safety protection PU bumpers, PU injection foam, slow rebound high-density foam, slow rebound memory foam, automotive parts shaped foam, cut packaging EVA foam, PU self-skinning armrest cushions, custom one-time molding, and more.The products are widely used in automotive, medical, home, electronics, sports equipment, traffic safety, and other fields. We have a professional design and development team, a well-organized industrial production system, and a dedicated sales service team.
Our Service
We provide comprehensive services for custom PU foam products, covering pre-sales, in-sales, and after-sales stages.we provide full tracking services, ensuring production progress and quality standards are met while maintaining timely communication with the customer.
Accept ODM/OEM Service
Our professional team provides detailed consultation and customized solutions according to customer needs to ensure that the product meets your requirements.
Rich Experience
We have more than 15 years of industry experience.We understand what our customers want and meet their requirements every time.
Production Market
Our products are sold to Europe, America, the Middle East, and other regions, with an annual turnover of 10 million USD.
Advantages of High Density Pu Foam
Strength and Durability
The high density of polyurethane foam enhances its strength and durability, allowing it to withstand heavy loads and frequent use. It maintains its shape and structural integrity over time, ensuring long-lasting performance.
Excellent Insulation Properties
With its superior thermal insulation capabilities, high density Pu foam helps in reducing energy consumption and maintaining optimal temperatures. It contributes to energy efficiency and cost savings in various applications.
Comfort and Support
The dense structure of high density Pu foam provides excellent comfort and support. It conforms to the body's contours, relieving pressure points and promoting a comfortable seating or sleeping experience.
Versatility and Customization
High density Pu foam can be easily customized to meet specific requirements. It can be molded into various shapes and sizes, making it suitable for a wide range of applications. Its versatility allows for creative design possibilities.
Environmental Friendliness
High density Pu foam is often manufactured using eco-friendly processes and materials. It can be recycled and reused, reducing waste and minimizing its environmental impact.
Furniture and Bedding:
Mattresses, couch cushions, office chairs, commercial seating, etc.
Construction:
Provides insulation in walls, roofs, and floors, contributing to energy efficiency.
Automotive:
High density PU foam is utilized in car seats, headrests, and other interior components.

Marine:
From life jackets to engine insulation, polyurethane foam provides buoyancy and durability for marine applications.

Packaging:
Protective packaging for delicate items is often crafted from PU foam, providing cushioning and shock absorption during transit.

Medical Devices:
The healthcare industry uses PU foam in medical cushions and other devices.

Soundproofing and Acoustics:
Polyurethane foam helps control sound and dampen vibrations.
Process of High Density Pu Foam
Key steps in the high density PU foam production process:
Mixing:
The polyol and isocyanate components are precisely measured and rapidly mixed in a specialized mixing head, often using a high-speed stirring mechanism.
Chemical Reaction:
Once mixed, the chemicals react rapidly, generating heat and causing the mixture to expand due to the formation of gas bubbles.
Blowing Agent:
To control the foam density, a blowing agent (a chemical that produces gas upon reaction) is added to the mixture.
Molding:
The expanding foam is typically poured into a mold to shape the desired product.
Curing:
After the initial expansion, the foam is allowed to cure, where the chemical reactions finalize, solidifying the structure.
Process of High Density Pu Foam
Maintenance of high density Pu foam
UV Protection:
Polyurethane foam is sensitive to UV rays, which can cause it to degrade and become brittle over time. For outdoor use, apply a UV-resistant coating or paint to protect the foam.
01
Temperature Control:
Avoid exposing the foam to extreme temperatures, as heat can also accelerate degradation.
02
Cleaning Method:
For regular cleaning, use a mild detergent solution and a soft cloth to wipe down the foam.
03
Chemical Exposure:
Avoid contact with harsh chemicals, solvents, and abrasives, as they can damage the foam.
04
Proper Storage:
Store foam in a cool, dry place away from direct sunlight when not in use.
05
Our Certificate

Packaging and Shipping
Design suitable packaging based on customer requirements to ensure safe transportation. Provide logistics services to deliver the products to the customer's designated location.

FAQ
We're well-known as one of the leading high density pu foam manufacturers and suppliers in China. Please rest assured to buy bulk high density pu foam made in China here from our factory. For customized service, contact us now.
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