Description
Proven coating control — Nearly three decades of focused coated fabric production ensures roll-to-roll GSM and colour consistency verified at every stage before dispatch.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Tarpaulin |
| Material | PVC + high-strength polyester mesh fabric |
| Coating Method | Laminated technology & hot-melt coating technology |
| Weight Options | 350gsm / 420gsm / 500gsm / 550gsm / 600gsm / 750gsm |
| Total Thickness | 0.32mm / 0.35mm / 0.4mm / 0.45mm / 0.5mm / 0.65mm |
| Roll Width | 2m / 2.1m |
| Roll Length | 75m (for 2m width) / 50m (for 2.1m width) |
| Colour Options | Blue, Red, Yellow, Light Blue, Grey (custom colours available) |
| Cold Crack Resistance | Available — confirm test basis required for your market |
| Anti-Mildew | Treated |
| Anti-Static | Available — surface resistance or standard to be confirmed |
| Waterproof | Fully coated waterproof construction |
| UV Treatment | Anti-UV treated — confirm test basis for your region |
| Flame Retardant | Available as special treatment — confirm grade required for your market |
| Service Life | Suited to extended outdoor exposure under normal conditions |
| Key Features | Cold crack resistance, anti-mildew, anti-static treatment, waterproof, UV protection |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Swimming pool covers | Constant UV exposure, water contact, chemical splash from pool treatment, wind uplift on large spans |
| Fish tank and pond covers | Permanent moisture, algae and mildew risk, occasional handling for access |
| Tent and awning fabrication | Repeated folding and unfolding, UV and rain exposure, seam welding at structural joints |
| Truck awning and cargo covers | Road debris impact, wind flutter at highway speed, UV and weather year-round |
Why Buying PVC Coated Tarpaulin Roll Stock by Weight Alone Creates Hidden Risk
Stated GSM on the quotation does not always match the material that arrives at your warehouse.
When purchasing PVC coated tarpaulin roll stock in volume, the most common dispute centres on coating weight. A quotation lists a specific GSM, but the delivered rolls measure lighter once sampled. This discrepancy is rarely obvious until the material has been cut, welded, and put into service — at which point the pool cover tears under wind load or the truck awning sags because the base fabric was lighter than specified. The variance typically comes from thinner PVC coating rather than a lighter base cloth, and it directly reduces tensile and tear performance. [NEED_CITE: ISO 1421 tensile and tear test methods for coated fabrics]
Maintaining Roll-to-Roll Consistency Across a Full Container
The PVC coated tarpaulin roll is produced on three dedicated coating lines, with in-process weight checks at the coating head and again at the winding station. This two-point verification catches drift before a full roll is completed rather than after the fact. For distributors stocking multiple GSM grades in a single container, this control means the 500gsm and 600gsm rolls in the same shipment each meet their stated target without overlap or confusion. Consistency across the order protects your downstream customers from receiving material that behaves differently from the sample they approved.
Loading Efficiency by Roll Width and Length
Two standard roll dimensions are offered: 2m × 75m and 2.1m × 50m. These dimensions are structured to maximise container payload by roll count and total weight. The 2m width suits automated cutting tables common in pool cover fabrication shops, while the 2.1m width provides additional yield for awning and tent panels that require wider single-piece drops. Planning the container mix between the two widths reduces dead space and lowers per-square-metre freight cost. [NEED_CITE: container loading optimisation for coated fabric rolls]
How GSM, Coating Method and Thickness Interact in Practice
The six available weight grades — 350gsm through 750gsm — span lightweight covers to heavy-duty pool and transport applications. However, weight alone does not determine performance. The laminated and hot-melt coating technologies bond the PVC film to the polyester mesh under heat and pressure, producing adhesion strength that resists delamination at welded seams. A 500gsm roll produced with consistent hot-melt lamination can outperform a poorly bonded 600gsm roll when the pool cover is welded at the corners, because the seam fails at the coating-to-fabric interface rather than within the coating itself. Total thickness values from 0.32mm to 0.65mm correlate with the weight grades but also reflect the base fabric denier and weave density, which together govern how a puncture or tear propagates across the panel.
What Happens When Colour Drifts Between Rolls in One Shipment
A pool cover fabricator cuts six rolls from the same purchase order to cover a commercial pool complex. Three rolls show a slightly warmer blue than the other three once installed side by side on adjacent bays. The material is technically sound, but the visible colour mismatch forces a re-order for the affected sections, delays the installation schedule, and damages the contractor’s reputation with the facility owner. This scenario arises when coating batches are mixed across different pigment lots without cross-referencing the colour standard. [NEED_CITE: colour measurement and batch matching methods for PVC coated textiles]
Why This Sourcing Route Works for Roll Buyers
Dedicated QA/QC runs at every production stage, with a 100% pre-shipment inspection on every roll before it leaves the facility. A 10-person R&D team handles custom width, colour matching, and sample development within days for volume accounts. Three full production lines and 36 sets of professional equipment support the bulk capacity needed to fill a multi-container order without splitting production across external mills. Material specification sheets, test reports, and inspection records accompany each dispatch so the receiving warehouse can verify the PVC coated tarpaulin roll against the original quotation before cutting begins. ISO and CE certification is maintained across the product range.
Documentation & Verification
- Pre-shipment inspection record confirming actual GSM per roll against the quoted weight
- Roll packing list detailing colour reference, roll count, dimensions and net weight per shipment
- Material specification sheet stating base fabric construction, coating method and treatment options
- UV and flame-retardant test reports supplied for applicable grades upon request
- Certificate of origin and customs documentation for international container shipments
Fabrication, Handling & Storage
- Hot-melt coated rolls weld cleanly at standard high-frequency settings — verify parameters on a test piece before full production
- Store rolls horizontally on racking to prevent flat spots that show as creases on the 2m or 2.1m width
- Allow cold-stored rolls to reach workshop temperature before unrolling to avoid cracking the PVC surface
- Use a neutral pH cleaner on the laminated surface; solvents may soften the PVC coating over repeated use
- Plan cutting layouts to match the 75m or 50m roll length, minimising cross-seams on large pool covers
- Anti-mildew treatment reduces biological growth on stored offcuts in humid environments
Before You Request a Quote
Provide the GSM grade, roll width preference, and the total square metres or roll count required for your production schedule. Specify the colour reference or Pantone code and whether you need sample rolls for weld testing before the bulk order is released. Confirm any UV or flame-retardant grade your end market requires so the correct treatment is applied and documented.
Frequently Asked Questions
Q: How can I verify the actual GSM matches what was quoted when the rolls arrive?
A: Each shipment includes a pre-shipment inspection record that lists the measured coating weight for every roll. On receipt, you can cross-check by cutting a known-dimension sample from the roll edge and weighing it. Any discrepancy is resolved against the inspection record and the original material specification sheet provided with your documentation pack.
Q: Which roll width should I choose for efficient container loading?
A: The 2m × 75m roll suits automated cutting tables and standard pool cover panels, while the 2.1m × 50m roll gives extra yield for wider awning drops. Your supplier can calculate the optimal mix of both widths to maximise roll count and total weight within a 20ft or 40ft container.
Q: How do you keep colour consistent across many rolls in one order?
A: Pigment batches are matched to a confirmed colour reference before production starts. In-process checks at the coating line compare each roll to the approved standard under controlled lighting. Rolls that fall outside tolerance are flagged and excluded from your shipment before packing.
Q: What is the lead time for a custom width or colour?
A: Custom widths and colours outside the standard stock range require a dedicated production run. Typical lead times depend on order volume and treatment requirements. Requesting a sample roll first allows you to confirm colour, weight, and weld behaviour before the bulk order enters production.
Q: What is the difference between laminated and hot-melt coating on these rolls?
A: Laminated technology bonds a pre-formed PVC film to the polyester mesh, giving a smooth and consistent surface. Hot-melt coating applies molten PVC directly into the mesh weave for deeper penetration and stronger adhesion. Both methods produce waterproof fabric suited to welding; the choice depends on your seam strength requirement and surface finish preference.
