PVC Soft and Hard Strips: Essential for Cold Transport

Created on 2025.11.03

PVC Soft and Hard Strips: Essential for Cold Transport

In the realm of refrigerated transportation, maintaining optimal temperature and protecting cargo integrity are paramount. Refrigerated container trucks play a critical role in the logistics industry by ensuring perishable goods reach their destination in prime condition. A fundamental but often overlooked component in these vehicles is the use of PVC soft and hard strips. These strips serve as crucial sealing elements that enhance thermal insulation, waterproofing, and durability, ultimately safeguarding the refrigeration process.
佛山市尚塑装饰材料有限公司 is a leading manufacturer specializing in advanced PVC decorative and functional materials, including high-quality soft and hard strips tailored for refrigerated containers. Their innovative co-extrusion technology and commitment to durability and customization provide a competitive edge in the cold transport industry.

The Soft-Hard Co-Extrusion Process

The manufacturing of PVC soft and hard strips typically involves a co-extrusion process where soft and hard PVC materials are combined simultaneously to form a single, integrated strip. This process ensures that the strips have a flexible soft layer that provides effective sealing, while the hard PVC component offers structural support and resistance to deformation. Co-extrusion enhances the performance of the strips by combining rigidity and elasticity, making them ideal for the demanding conditions in refrigerated trucks.
By employing this method, manufacturers can produce strips with consistent quality and superior mechanical properties. The process also allows for customization in terms of strip dimensions, hardness levels, and color, facilitating tailored solutions for various refrigeration container models. This blend of materials results in an efficient sealing system that contributes to energy efficiency and prolonged service life.

Sealing Performance

Airtight sealing is essential for refrigerated container trucks to prevent the ingress of warm air, dust, and contaminants that can compromise the internal temperature and hygiene. PVC soft and hard strips provide an effective barrier due to their flexible soft portion that conforms snugly to door frames and container edges, eliminating gaps that cause air leaks. The hard portion ensures the strips maintain their shape under pressure and repeated use, preventing seal failure.
Preventing air leakage directly contributes to energy savings because refrigeration units do not need to work as hard to maintain low temperatures. Moreover, superior sealing performance extends the lifespan of refrigeration equipment and reduces maintenance costs. The combination of soft and hard PVC materials in the strips ensures consistent sealing performance even under harsh road vibrations and temperature fluctuations.

Thermal Insulation

Thermal insulation is a vital function of PVC soft and hard strips in refrigerated transport, as it minimizes heat transfer between the interior of the container and the external environment. The soft PVC layer acts as an insulating cushion that blocks heat conduction and convection. This helps maintain stable, low temperatures inside the truck, which is critical for the quality of perishable goods like food, pharmaceuticals, and chemicals.
The hard PVC layer supports the insulation effect by preserving the strip’s form and pressure against sealing surfaces. This combined action enhances temperature control efficiency, reduces energy consumption, and ensures compliance with cold chain regulations. Effective thermal insulation provided by these strips is a decisive factor in preventing spoilage and loss.

Waterproofing Features

Moisture protection is another critical aspect of PVC soft and hard strips. The strips are engineered to be waterproof, preventing water and moisture from entering refrigerated containers. Moisture infiltration can lead to condensation inside the container, which may damage goods, promote mold growth, and cause corrosion of the container’s metallic parts.
The soft PVC material is water-resistant and forms a tight seal when compressed, while the hard layer reinforces the strip’s integrity and prevents deformation due to water exposure. This waterproofing capability ensures the container’s interior remains dry and protected regardless of weather conditions or external humidity.

Durability and Maintenance

Durability is a hallmark of high-quality PVC soft and hard strips. These strips exhibit excellent resistance to wear, abrasion, and environmental aging caused by UV rays, chemical exposure, and temperature extremes. Their resilience ensures long-term functionality, reducing the frequency of replacements and repairs in refrigerated container trucks.
Maintenance of these strips is straightforward due to their robust construction. The materials resist deformation, cracking, and brittleness, making them a cost-effective sealing solution. 佛山市尚塑装饰材料有限公司 emphasizes quality control and material innovation to deliver strips that meet stringent durability standards required by the logistics industry.

Customization and Installation

Recognizing the diverse needs of refrigerated container manufacturers and operators, PVC soft and hard strips are available in multiple sizes, hardness levels, and colors. Customization options allow for precise fitting to specific door designs and container models, optimizing sealing performance and aesthetic integration.
Installation of these strips is user-friendly due to their flexible yet sturdy design. They can be easily trimmed and mounted with adhesives or mechanical fasteners. This adaptability simplifies maintenance and replacement processes, minimizing downtime in transportation operations.

Conclusion

PVC soft and hard strips are indispensable components in refrigerated container trucks, providing essential sealing, thermal insulation, waterproofing, and durability. Their innovative co-extrusion manufacturing process and customizable features make them a superior choice for cold transport needs. By effectively maintaining airtight conditions and temperature stability, these strips help ensure the quality and safety of perishable goods throughout the logistics chain.
佛山市尚塑装饰材料有限公司 stands out as a reliable supplier, offering high-performance PVC soft and hard strips that enhance refrigerated transportation efficiency and competitiveness.

Call to Action

For businesses seeking tailored sealing solutions for refrigerated container trucks, 佛山市尚塑装饰材料有限公司 invites inquiries regarding customization options and sample requests. Experience the advantages of premium PVC soft and hard strips designed to meet the rigorous demands of cold transport applications.
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