Deep Process Control — coating weight and adhesion verified at every production stage, ensuring each PVC Coated Tarpaulin Roll meets the stated GSM and surface finish before it leaves the facility.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin Roll |
| Material Composition | PVC coating on high-strength polyester mesh fabric |
| Available GSM Grades | 350gsm, 420gsm, 500gsm, 550gsm, 600gsm, 750gsm |
| Total Thickness Range | 0.32mm, 0.35mm, 0.4mm, 0.45mm, 0.5mm, 0.65mm |
| Coating Method | Laminated technology and Hot-melt Coating technology |
| Surface Finish | Glossy or Matt |
| Standard Roll Dimensions | 2m × 75m or 2.1m × 50m |
| Color Options | Blue, Red, Yellow, Light Blue, Grey (custom colors available on request) |
| Waterproof Construction | Double-sided 100% waterproof |
| Fire Performance | Available in flame retardant grades — confirm the grade required for your market |
| Cold Crack Resistance | Stated (grade not specified in source) |
| Anti-Mildew Treatment | Included |
| Anti-Static Treatment | Available (test basis not specified in source) |
| UV Resistance | Available in sunproof grades (test basis not specified in source) |
| Key Features | High tensile strength, high tear strength, weldable seams, anti-mildew, cold crack resistant |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Mining ventilation ducting | Confined underground environments requiring fire-retardant and anti-static fabric with continuous airflow and flexing resistance |
| Tunnelling ventilation systems | Sustained air pressure, abrasion from particulate-laden airstreams, compliance with site-specific fire safety mandates |
| Tent and inflatable structure covers | Long-term UV exposure, wind loading, repeated assembly and teardown, welded seam integrity at stress points |
| Cargo ship and transport covers | Salt-laden atmosphere, constant mechanical abrasion, heavy precipitation, tie-down tension at flex zones |
| Fish tank and pool liners | Permanent water contact, chemical exposure from water treatment, puncture risk from substrate irregularities |
| Aviation ground ventilation ducts | Fuel-vapor environments demanding anti-static fabric, fire safety compliance, high-volume air delivery |
Why "Flame Retardant" Without a Grade Leaves Your Site Exposed
Specifying fire performance means naming the standard your local inspector will accept — nothing else closes the approval loop.
Ventilation duct fabric supplied without a documented fire classification creates a hard stop at the site safety audit. I have seen mining and tunnelling contractors forced to rip out installed ductwork and reorder because the supplier provided fabric labelled "flame retardant" with no test report to reference. The material may perform adequately, but without a grade tied to a recognized standard, the procurement record is incomplete and the site cannot pass inspection [NEED_CITE: fire classification standards for underground ventilation textiles]. This PVC Coated Tarpaulin Roll range is available in flame retardant grades, and the specific grade must be confirmed against your project specification before production begins.
Coating Adhesion and Weld Integrity in Duct Construction
Hot-melt coating technology bonds the PVC layer to the high-strength polyester mesh under controlled heat and pressure, creating a laminate where the coating and base fabric behave as a single structural unit. For industrial ventilation duct fabrication, this adhesion quality matters directly at every welded seam. When the coating delaminates during hot-air welding, the seam becomes the weakest point in the entire duct run. Our PVC Coated Tarpaulin Roll stock is produced on lines where coating weight is monitored continuously, so the weld window remains consistent from one roll to the next.
Surface Finish Selection for Specialist Environments
The choice between glossy and matt finish extends beyond appearance. Glossy surfaces shed dust and particulate more effectively in underground mining environments where airflow carries abrasive material, while matt finishes reduce glare in aviation ground support applications where bright reflections near aircraft are a safety concern [NEED_CITE: surface reflectance and visibility requirements in aviation ground zones]. Both finishes are available across the full GSM range in this catalogue, and the decision should align with the exposure profile of your installation rather than default stock availability.
How GSM and Base Fabric Denier Define the Real Load Capacity
The weight of a coated fabric alone does not dictate its strength profile. A 550gsm roll built on a coarse, low-denier mesh may show comparable weight to a 500gsm roll on a finer, higher-density weave, yet the latter can deliver meaningfully higher tear propagation resistance because the load distributes across more yarn intersections per square centimetre. The hot-melt coating process used here locks each yarn node in place, which is what converts raw tensile numbers into usable load capacity at the tie-down points and welded seams. Thickness values from 0.32mm through 0.65mm correspond to the six GSM grades and together they define how the fabric handles puncture, flex fatigue, and wind loading in field conditions. Selecting the right grade requires matching both the GSM and the total thickness to the mechanical demands of the specific application.
The Hidden Cost of Specifying on Price Per Roll Instead of Performance
When procurement decisions default to the lowest quoted GSM, the consequences surface in stages. A ventilation duct installed underground with fabric that arrived lighter than specified may flex and abrade at the suspension rings earlier than expected, forcing unplanned replacement in an environment where downtime carries significant cost. Colour drift across rolls in a tent or membrane structure becomes visible only when panels are hung side by side on the frame, triggering rejection and reorder [NEED_CITE: colour consistency standards for architectural membrane panels]. Fire-retardant fabric that arrives without the test certificate matching the grade your inspector requires means the installation cannot be signed off regardless of actual material performance.
Why Fabricators Source This PVC Coated Tarpaulin Roll Range Here
Three full production lines and thirty-six sets of specialist equipment give this facility the throughput to hold delivery commitments on bulk roll orders without sacrificing in-process inspection. A ten-person R&D team handles material selection, custom colour matching, and pattern printing development, turning sample requests around within days rather than weeks. Dedicated quality control at every production stage — from base fabric inspection through coating weight verification to final roll packing — means the pre-shipment inspection record you receive documents actual measured values, not generic pass marks. Hot-melt and laminated coating processes on these lines produce consistent coating adhesion roll after roll, which is what your welding operators need to set their machines once and run.
Documentation & Verification
- Material specification sheet confirming GSM, base fabric denier, coating type and colour reference per roll batch
- Fire-retardant test report issued where applicable, matched to the grade specified on your purchase order
- UV and anti-static test documentation provided for treated grades with the test basis clearly stated
- Pre-shipment inspection record showing measured coating weight and surface quality for every roll in the order
- Roll packing list with net weight, dimensions and roll count for container loading verification
- ISO and CE certificates, certificate of origin and customs documentation included with dispatch
Fabrication, Handling & Storage
- Hot-air welding at temperatures suited to the hot-melt coating — test seam peel strength before running full production on any GSM grade
- Allow rolls to acclimatise before unrolling in cold conditions to avoid cracking the PVC coating surface
- Store rolls upright on pallets to prevent flat-spotting and permanent creases across the 2m or 2.1m width
- Use compatible PVC solvent cement for field repairs, matching the coating chemistry of the hot-melt layer
- Cut with shears or hot knives to seal edges and prevent mesh fraying on the high-strength polyester base fabric
- Plan panel nesting layouts to minimise waste across the 75m or 50m standard roll lengths
Before You Request a Quote
To match the correct GSM grade, treatment package and roll dimensions to your project, we need to understand the application environment and compliance framework you are working within. Please share the fire-retardant or anti-static standards your site or market requires, the exposure conditions the fabric will face, and the annual volume and roll widths your production line is set up for. If custom colour or pattern printing is needed, a reference sample or Pantone code will let the R&D team develop a match for your approval before bulk production begins.
Frequently Asked Questions
Q: How do you guarantee the GSM on arrival matches the quotation?
A: Every roll is weighed and measured during our 100% pre-shipment inspection. The inspection record you receive before dispatch documents the actual coating weight and total GSM for each roll in your order. Our dedicated QA/QC team verifies these values at multiple production stages, not just at the final check, so any deviation is caught before packing.
Q: Do fire-retardant and anti-static rolls come with site-ready test certificates?
A: Yes. When you specify a flame retardant or anti-static grade on your purchase order, the corresponding test report is included in the dispatch documentation package. The certificate references the specific standard and grade tested. Confirm the exact standard your site inspector requires before we begin production so the correct grade is applied.
Q: How is colour consistency maintained across rolls in the same order?
A: Our production lines run batch-controlled colour batches with in-process checks against the confirmed colour reference for your order. The pre-shipment inspection includes a visual colour comparison across rolls to catch drift before dispatch. This ensures panels cut from different rolls match when installed side by side.
Q: What is the MOQ on custom width, colour or pattern-printed rolls?
A: Minimum order quantities vary depending on the specific width, colour and printing complexity requested. Our ten-person R&D team develops samples within days so you can approve the result before committing to bulk. Share your target dimensions and design brief and we will confirm the applicable minimum alongside the sample.
Q: Can I get a sample roll in my specified GSM and treatment grade before bulk?
A: Sample rolls are produced to your exact specification including GSM grade, colour, surface finish and any fire-retardant or anti-static treatment required. This lets your fabrication team test welding parameters and confirm material suitability on your own equipment before the full production run is scheduled.
