Description
Batch-to-batch consistency — every roll verified against its stated GSM and colour reference before dispatch, keeping your pool cover and tarpaulin stock uniform across the warehouse.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Material | PVC + High-strength polyester mesh fabric |
| Coating Method | Laminated technology & Hot-melt Coating technology |
| Available Weight Grades | 350gsm / 420gsm / 500gsm / 550gsm / 600gsm / 750gsm |
| Available Thickness | 0.32mm / 0.35mm / 0.4mm / 0.45mm / 0.5mm / 0.65mm |
| Roll Sizes | 2m width × 75m length / 2.1m width × 50m length |
| Finish Product Size | Custom items as per customer’s needs, or sold by inventory |
| Colour Options | Blue / Red / Yellow / Light blue / Grey (Customized) |
| Key Features | Cold Crack Resistance, Anti-Mildew, Waterproof, Sunproof, Anti-Static treatment, Best color fastness, Outstanding tearing strength for welding |
| Special Treatments Available | Flame Retardant (grade not stated — confirm the grade required for your market), Anti-Static, Anti-cold, Anti-mildew, 3P |
| Certifications | ISO, CE |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Swimming pool covers | Constant UV exposure, water immersion, chemical contact from pool treatments, wind load on large spans |
| Fish tank and aquaculture covers | Permanent moisture contact, algae and biological growth, frequent handling for access |
| Tent and awning fabric by the roll | Batch colour matching across multiple panels, repeated assembly stress at welded seams |
| Truck awning and side curtain | Road abrasion, flexing at tie-down points, weather exposure during transit |
| Cargo ship covers | Salt spray, heavy wind loads, prolonged sun exposure during port storage |
Roll-to-Roll Weight Discrepancy — What Pool Cover Buyers Actually Face
GSM on the quotation must match GSM on the scale when rolls arrive at your facility.
Tarpaulin distributors stocking PVC coated tarpaulin roll wholesale frequently discover that the weight verified on one sample roll does not carry through the rest of the container. Lighter material means thinner coating, weaker adhesion at the weld line, and pool covers that tear at the hem before the fabric body fails. This is not a defect visible at unloading — it shows up weeks later when a fabricator cuts into the roll and notices the difference in hand feel, or when a finished pool cover splits under wind load. [NEED_CITE: coating weight verification methods for PVC tarpaulin per ISO standards]
How Batch Consistency Is Maintained Across the Roll Run
PVC Coated Tarpaulin Roll wholesale orders require the coating line to hold tension and temperature steady from the first metre to the last. Laminated technology bonds the PVC film to the polyester mesh under heat and pressure, while hot-melt coating flows the polymer into the weave. Both methods demand consistent line speed and oven zoning, because even a small drift in coating weight produces a GSM variance that accumulates across a 75-metre roll. Our three full production lines are calibrated per order, with in-process weight checks at intervals through each run.
Colour Matching When Multiple Rolls Ship in One Container
When a distributor receives six rolls of blue PVC tarpaulin and lays them side by side on the warehouse floor, a visible shade shift between roll three and roll four can render the entire batch unsellable to end users making pool covers. Colour reference is set at the compounding stage and checked against the approved swatch at both the coating head and the winding station. Each roll in a PVC Coated Tarpaulin Roll wholesale order is logged with its colour batch code so that any future reorder can be matched to the same reference. [NEED_CITE: colour fastness testing standards for coated polyester fabrics]
What GSM, Base Fabric and Coating Method Mean for Your Cutting Table
The weight grades available — 350gsm through 750gsm — span light-duty pond covers to heavy-duty pool safety covers. However, GSM alone does not define performance. A 550gsm roll made with laminated technology on a high-denier polyester mesh will outperform a 550gsm roll with a thinner base fabric and heavier coating, because tensile and tear strength originate in the yarn structure, not the polymer layer. Laminated coating produces a clean film surface suited to heat welding, while hot-melt coating drives polymer deeper into the weave for stronger peel adhesion. Choosing between them depends on whether your fabricators prioritise weld speed or seam peel strength.
The available thickness range from 0.32mm to 0.65mm correlates with coating weight but not linearly with GSM, since base fabric density accounts for a significant portion of total mass. Roll widths of 2m and 2.1m are selected to minimise offcut waste when fabricators cut rectangular pool covers, where a 2.1m width often covers the longer dimension of residential pools without a centre seam.
The Hidden Cost of Specifying the Wrong Roll Grade for Pool Covers
A distributor who orders 350gsm for a commercial pool cover application to save on container weight will face warranty claims when the material cannot withstand the tie-down tension required on larger spans. Conversely, specifying 750gsm for lightweight residential pond covers inflates shipping cost per usable square metre and makes the fabric harder for fabricators to fold and handle on the production table. Flame retardant treatment is available as a special option, but without confirming the specific grade your market requires — whether for building codes or public assembly regulations — the material may pass your incoming inspection yet fail the end-user’s site audit. [NEED_CITE: fire classification requirements for pool enclosures and temporary structures]
Colour inconsistency between rolls in a single PVC Coated Tarpaulin Roll wholesale shipment forces fabricators to sort and segregate inventory, delaying production schedules and increasing labour cost at the cutting table.
Why Tarpaulin Distributors Source Roll Stock Here
Three full production lines and 36 sets of professional equipment support the volume requirements of distributors loading full containers with PVC Coated Tarpaulin Roll wholesale orders, maintaining delivery schedules across repeat purchases. The 10-person R&D team develops custom colour matches and sample rolls within days, allowing you to confirm shade and hand feel before committing to a production run. Dedicated QA/QC at every production stage with 100% inspection before shipment means each roll leaving the facility has been checked against the order specification — not just spot-sampled from the first roll off the line. Nearly 30 years of focused coated fabric production provides the process knowledge to hold coating weight within tolerance across different GSM grades and widths.
Documentation & Verification
- Material specification sheet stating GSM, base fabric denier and coating weight per roll
- Roll packing list with colour batch code and weight verification for each roll
- Pre-shipment inspection record confirming 100% QA check before dispatch
- Container loading plan calculated by roll count, diameter and gross weight
- Test reports for UV and flame retardant grades where applicable to the order
- Certificate of origin and customs documentation for export shipments
Fabrication, Handling & Storage
- Heat-weld laminated rolls at temperatures matched to the specific GSM grade to avoid delamination at pool cover seams
- Store rolls upright on end cores to prevent flat-spot creasing that transfers to finished pool covers
- Allow cold-stored rolls to acclimatise before unrolling to avoid cracking the PVC coating at fold lines
- Cut 2m and 2.1m widths with a straight-knife system to maintain edge alignment for clean hem welding
- Reinforce eyelet zones with additional PVC patches where tie-down loads concentrate on pool cover perimeters
- Use mild detergent for cleaning — solvent-based agents can degrade the laminated coating surface over time
What We Need to Quote Your Roll Stock Order
To provide an accurate specification and lead time, share the target GSM grade, roll width preference, colour reference or Pantone code, and the estimated container volume or annual consumption. If your fabricators require flame retardant or anti-static treatment, specify the standard or grade your end market demands. For PVC coated tarpaulin roll wholesale orders with custom colour or print, a sample approval step is built into the process before full production begins.
Frequently Asked Questions
Q: How is the GSM weight of each roll verified before it leaves the factory?
A: Every roll undergoes weight verification at the coating stage and again during pre-shipment inspection. The inspection record logs actual GSM against the stated grade and is included with the roll packing list. This allows you to cross-check weight on arrival without relying solely on the sample you received during the approval stage.
Q: Can colour consistency be guaranteed when ordering multiple rolls in one shipment?
A: Colour reference is locked at the compounding stage and each roll is coded with its batch number. Rolls within a single PVC Coated Tarpaulin Roll wholesale order are produced from the same compound run, and visual checks are performed at winding to flag any shade drift before the roll is packed.
Q: What roll widths and lengths are available, and can custom dimensions be ordered?
A: Standard roll stock ships in 2m × 75m and 2.1m × 50m configurations. Custom widths and lengths are available on bulk orders — confirm the dimensions your fabricators need for their cutting tables, along with the minimum order quantity and lead time for non-standard sizes.
Q: Do flame retardant and UV treatments come with supporting test documentation?
A: Where these treatments are specified on your order, test reports are provided with the shipment documentation. Confirm the specific grade or standard your market requires before production, as flame retardant classifications vary by region and application type.
Q: What is the typical lead time for custom colour or print on roll stock orders?
A: Custom colour requires a sample development and approval step before full production begins. Lead time depends on the complexity of the colour match and the volume ordered — share your target delivery window and container plan so the production schedule can be aligned accordingly.
