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PU waterproof coating is a type of polyurethane-based finish applied to textiles to create a water-resistant barrier. This coating is typically composed of polyurethane resins that bond to the fabric surface, providing durability and flexibility. It is commonly used in outdoor apparel, gear, and various textile applications where moisture protection is essential.
| Material | Polyurethane |
| Coating thickness | 10 to 50 microns |
| Water column pressure resistance | Up to 10,000 mm |
| Drying time | 1 to 24 hours depending on conditions |
| Application method | Spray, dip, or roll |
When selecting a PU waterproof coating, consider the specific application and desired level of water resistance. Specify the required thickness, drying time, and application method based on your production capabilities. Additionally, inquire about any necessary certifications or environmental standards that may apply to your industry. Quantities should reflect your production needs, with consideration for bulk purchasing options.
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PU waterproof coatings can last several years depending on usage and care.
Most fabrics can be coated, but compatibility should be tested for optimal adhesion.
Some PU coatings are eco-friendly; check for specific certifications.
Regular cleaning and avoiding harsh chemicals can extend the life of the coating.
Yes, re-application is possible, but surface preparation is essential for adhesion.
PU coatings offer flexibility and durability, while other coatings may vary in performance.