TPU Fabric for Waterproof Bags

What Is TPU Fabric for Waterproof Bags?

TPU Fabric (Thermoplastic Polyurethane Coated Fabric) is a next-generation waterproof material widely used in the manufacturing of waterproof bags, dry bags, sports backpacks, kayaking gear, protective covers, inflatable products, and outdoor equipment. Compared with traditional PVC tarpaulins, TPU fabric provides superior:

• ✔ Waterproof & Hydrolysis Resistance
• ✔ High Flexibility in Low Temperatures
• ✔ Excellent Abrasion & Puncture Resistance
• ✔ Eco-friendly & Non-toxic Composition
• ✔ High Mechanical Strength with Lightweight Performance
• ✔ UV & Chemical Resistance for Outdoor Durability

As a leading coated fabrics manufacturer, DERFLEX offers a full range of TPU coated textile solutions customized for waterproof bag brands, OEM factories, and technical gear manufacturers worldwide.

Main Features of DERFLEX TPU Fabric for Waterproof Bags

1. 100% Waterproof & Leak-Proof Performance

TPU is known for its outstanding waterproof characteristics, achieving IPX7–IPX8 ratings when correctly heat-seamed. The molecular structure provides perfect waterproof bonding, ideal for:

• Dry bags
• Kayaking backpacks
• Marine waterproof cases
• Diving gear
• Roll-top waterproof bags

2. Extreme Abrasion & Tear Resistance

TPU laminated fabric maintains high mechanical strength even under heavy load and friction. DERFLEX TPU material performs better than PVC or PU fabric in long-term outdoor durability.

3. Cold-Resistance for Outdoor Winter Use

TPU coated fabric stays flexible even at temperatures as low as −40°C, making it ideal for skiing, mountaineering, and arctic equipment manufacturing.

4. Eco-Friendly & REACH/RoHS Compliant

TPU is a halogen-free, recyclable, non-toxic polymer material suitable for premium outdoor lifestyle products.

5. Excellent Weldability

Compatible with:

• High-frequency welding
• Hot air welding
• Ultrasonic welding
• Thermoforming

This ensures strong seam bonding for 100% waterproof protection.

Technical Specifications of TPU Fabric for Waterproof Bags

Applications of TPU Fabric for Waterproof Bags

Outdoor Waterproof Bags

• Dry bags
• Camping waterproof bags
• Kayak bags
• Rafting & river trekking gear
• Floating storage bags

Sports & Adventure Equipment

• Mountain backpacks
• Cycling waterproof panniers
• Motorcycle waterproof saddlebags
• Snow sports gear

Industrial & Protective Use

• Waterproof covers
• Protective sleeves
• Inflatable safety equipment
• Tool bags
  
  
  

  

  

  

  

  
  

Why Choose DERFLEX TPU Fabric?

1. 20+ Years of Coated Fabric Manufacturing

DERFLEX is an experienced manufacturer specializing in advanced TPU and PVC coated materials for global industrial and outdoor brands.

2. Strict Quality Control

• Raw material inspection
• TPU coating adhesion testing
• Tensile & tear strength testing
• Hydrolysis and UV aging tests

3. Custom OEM/ODM Waterproof Bag Materials

We support brand-level customization for large volumes and long-term production.

4. Fast Production & Stable Supply

Modern factories ensure continuous supply and on-time delivery.

FAQ About TPU Fabric for Waterproof Bags

1. Is TPU fabric better than PVC for waterproof bags?

Yes. TPU fabric is lighter, stronger, more flexible, and more eco-friendly than PVC, making it ideal for premium waterproof bag brands.

2. Can TPU fabric be welded?

DERFLEX TPU material can be heat welded, high-frequency welded, and ultrasonic welded to create 100% waterproof seams.

3. What is the typical thickness for dry bag TPU fabric?

Most waterproof bags use 0.3mm–0.6mm TPU laminated fabric depending on strength requirement.

4. Can you customize colors and printed logos?

Yes, Pantone colors and custom printed patterns are supported for OEM waterproof bag projects.

5. What is the MOQ?

Standard MOQ is 500 meters per color; custom MOQ can be discussed based on project requirements.

Contact DERFLEX for TPU Waterproof Bag Fabric

Looking for a reliable TPU fabric supplier for waterproof bags? DERFLEX provides custom solutions, competitive pricing, and stable manufacturing capacity.

Website: https://www.derflex.com