Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Base Fabric | 500D-500D Polyester |
| Coating Material | PVC & Polyester |
| Weight Range | 450-900 g/m² |
| Waterproof Performance | Excellent, with overall coating sealing |
| Abrasion Resistance | Very strong |
| Flame Retardancy | Flame-retardant type customizable (grade to be specified per project) |
| UV Resistance | Anti-UV treatment available (test basis to be confirmed) |
| Surface Characteristics | Smooth and soft surface with a leather-like texture |
| Service Life | 3-5 years |
| Repairability | Repairable by hot air welding |
| Package | Roll packing, bale packing, carton |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Truck and Trailer Covers | Constant road abrasion, wind flexing, and weather exposure requiring high tear resistance. |
| Machine and Wood Covers | Protection against dust, moisture, and site impact; requires durable waterproof sealing. |
| Mining Ventilation Ducts | High air pressure, potential friction heat, and strict site safety compliance for fire retardancy. |
| Awnings and Tents | Long-term UV exposure, wind load tension, and the need for reliable welded seams. |
| Membrane Structures | Architectural tension, weather load, and strict material certification for public safety. |
Why "Flame Retardant" Means Nothing Without a Test Report
A fire-retardant claim is only as strong as the lab result that backs it.
Many technical buyers specify PVC coated tarpaulin fire retardant grades based on supplier assurances, only to find the site safety officer rejects the material because the certification does not match the local building or mining code. We provide the test documentation alongside the material so you can verify compliance before the fabric reaches your site. [NEED_CITE: fire safety compliance for industrial textiles]
Base Fabric and Coating Adhesion
The 500D-500D polyester base fabric provides the structural foundation for this PVC coated tarpaulin. The tensile strength of the yarn, combined with the PVC coating adhesion, determines how the material behaves under the tension of a truck side curtain or an inflated duct.
Verification of Fire Performance
For industrial applications, specifying the correct fire-retardant grade is non-negotiable. Our PVC coated tarpaulin is available in flame-retardant types, but the specific grade must be confirmed against your project’s safety standard. We supply the relevant test report so you can verify the material’s performance. [NEED_CITE: testing standards for flame retardant fabrics]
Understanding Weight and Tensile Relationship
The 450-900 g/m² weight range reflects the total mass of the polyester base and the PVC coating. A higher GSM does not automatically mean higher tensile strength; the denier of the base yarn and the weave density are equally critical for determining how the fabric resists tearing at the weld line.
The Hidden Costs of Material Inconsistency
When a roll arrives lighter than the quoted GSM, the coating may be too thin to withstand site abrasion, leading to premature failure at high-stress points. Similarly, if the fire-retardant treatment is not verified, the entire installation can be rejected during a safety audit, causing significant project delays. [NEED_CITE: material consistency in coated fabric production]
Why Source This Fabric From Jinxiang
Our 10-person R&D team handles material selection and sample development, ensuring the PVC coating formulation meets your specific technical requirements. With three full production lines, we maintain reliable on-time delivery for bulk orders. Every roll undergoes 100% inspection before shipment, verifying the coating weight and surface finish. We also provide full documentation support, including certificates of origin and customs assistance for international export.
Documentation & Verification
- Material specification sheet stating GSM, 500D-500D base fabric, and PVC coating details.
- Test report for UV and flame-retardant grades where applicable to your safety standard.
- Pre-shipment inspection record confirming weight and surface quality per roll.
- ISO and CE certificates available with shipment documentation.
- Roll packing list and certificate of origin for customs clearance.
Fabrication, Handling & Storage
- Use hot air welding for seams to maintain the waterproof integrity of the PVC coating.
- Store rolls horizontally to prevent permanent creasing of the smooth leather-like surface.
- Avoid dragging the fabric over sharp edges to protect the high-abrasion PVC coating layer.
- Ensure the 500D polyester base is properly tensioned before welding to prevent seam failure.
- Clean with mild detergent to preserve the anti-UV treatment on the PVC surface.
- Allow material to acclimate to ambient temperature before unrolling to prevent coating stress.
Project Specification and Inquiry
To ensure we provide the correct PVC coated tarpaulin for your application, please specify the required fire-retardant test standard and the target GSM within our 450-900 g/m² range. Let us know the environmental exposure conditions, the required roll width, and whether you need the material for welding into ducts or flat covers.
Frequently Asked Questions
Q: How is the flame retardant grade verified and which test standards apply?
A: We supply the fire-retardant grade as specified for your project, supported by a test report from an accredited lab. The specific standard (e.g., DIN 4102, NFPA 701, or M2) must be confirmed during the inquiry stage to ensure the PVC coated tarpaulin meets your local site safety compliance requirements.
Q: What is the UV treatment test basis and expected outdoor service life?
A: The anti-UV treatment is applied to the PVC coating to resist degradation from sun exposure. While the material is engineered for a multi-year service life, the specific UV test basis and expected hours of resistance should be requested in the material specification sheet for your records.
Q: How does PVC coated tarpaulin compare to PE tarpaulin in tensile strength?
A: PVC coated polyester (500D-500D) generally offers superior tensile and tear strength compared to PE woven fabrics. The PVC coating also provides better abrasion resistance and weldability, making it the preferred choice for heavy-duty transport covers and industrial ventilation ducts.
Q: Can the fabric be hot-air welded on site without seam failure?
A: Yes, this PVC coated tarpaulin is engineered for hot air welding. The smooth surface and consistent coating adhesion allow for strong, flexible seams that resist failure at flex points, provided the correct welding temperature and speed are maintained for the specific GSM.
