Description
Verified Weight Per Roll — Every 500gsm PVC coated tarpaulin roll is individually inspected against the stated GSM before dispatch, with a packing list that ties roll ID to net weight for full traceability.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Weight | 500gsm |
| Base Fabric Denier | 1000D |
| Coating Material | PVC |
| Coating Method | Laminated |
| Waterproof Performance | Anti-permeable ≥20KPa |
| Flame Retardant Grade | ≤10 seconds (grade not stated — confirm the standard required for your market) |
| Low-Temperature Flexibility | -30°C without fracture |
| Corrosion Resistance | Acid, alkali, brine |
| Seam Method | High-frequency heat combined |
| Color Options | Grey (custom colours available on request) |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Tent and awning fabrication | Repeated assembly, UV exposure, wind loading, waterproof integrity at seams |
| Truck and shipping cover | Road abrasion, weather exposure, flex at load points, tie-down stress |
| Outdoor camping tarp | Ground contact, moisture, folding and packing stress, temperature variation |
| Roof cover | Prolonged sun exposure, rain pooling, thermal expansion and contraction |
| Boat and carport cover | Salt spray, UV reflection from water, sustained moisture contact |
| Lumber tarp | Heavy load abrasion, timber resin contact, repeated draping and removal |
Why Roll Buyers Lose Money on GSM That Does Not Match the Quotation
Quoted weight and delivered weight must be the same — every roll, every shipment.
A PVC coated tarpaulin roll ordered at 500gsm frequently arrives lighter when suppliers average weight across a production run rather than inspecting each roll. Distributors and importers then face claims from their own customers when the fabric underperforms in the field [NEED_CITE: common industry practice of averaging GSM across batches vs per-roll inspection]. The gap between quotation and delivery erodes trust and triggers costly replacements. With this PVC coated tarpaulin roll stock, each roll is weighed and recorded individually before it leaves the facility.
Bulk Roll Availability and Container Loading Optimisation
Wholesale buyers need roll stock that loads efficiently into containers and arrives ready for redistribution or fabrication. This 500gsm PVC coated tarpaulin roll is produced in volume across three full production lines, supporting container-scale orders with consistent lead times. Roll dimensions and packing configurations are planned to maximise container fill rate, reducing per-metre freight cost for importers.
Batch-to-Batch Colour Consistency Across the Order
Colour variation between rolls in a single shipment is a frequent complaint from tent manufacturers and distributors who cut and install panels side by side. The laminated PVC coating on this 500gsm roll is controlled at the compounding stage to maintain colour uniformity. Pre-shipment inspection includes visual comparison across rolls within the same batch [NEED_CITE: PVC coating colour consistency controls during compounding and lamination]. Orders placed for grey stock carry the same shade reference from first roll to last.
Reading the Specification Sheet Beyond the GSM Number
The 500gsm weight grade reflects total fabric mass per square metre — base fabric plus laminated PVC coating combined. The 1000D base fabric denier indicates the yarn thickness in the woven scrim, which governs how the fabric resists tear propagation when a puncture or cut occurs. Laminated PVC coating bonds the film to the scrim under heat and pressure, producing a fabric that is lighter than knife-coated alternatives at the same denier while maintaining waterproof integrity at the anti-permeable ≥20KPa rating. The high-frequency heat combined seam method fuses overlapping layers at the molecular level, which is critical when fabricators weld panels together for large-format covers or tent panels. Low-temperature flexibility verified at -30°C means the laminated coating will not crack or fracture when the roll is unrolled or fabricated in cold-weather conditions, a factor that directly affects usable service range for distributors in northern markets.
The Cost of Accepting Rolls Without Weight Verification
When a distributor accepts PVC coated tarpaulin roll stock without checking actual GSM against the purchase order, the consequences surface downstream. Fabricators cutting panels for truck covers or tents find the material flexes or abrades faster than expected. End users file warranty claims that trace back to the importer. A batch that arrives lighter than specified also means less material per roll than quoted — effectively raising the per-square-metre cost while concealing the increase [NEED_CITE: material shortfall impact on downstream warranty claims in coated fabric distribution]. Pre-shipment inspection with individual roll weight records eliminates this exposure.
What Supports This Roll Stock for Wholesale Supply
Three full production lines and 36 sets of professional equipment maintain output volume across standard and custom widths, keeping lead times reliable for container-scale orders. A 10-person R&D team handles colour matching, custom width development, and sample production within days for buyers evaluating stock before committing to bulk. Dedicated QA/QC inspection at every production stage — from coating weight check to final roll winding — ensures the 500gsm grade on the label matches the roll on the pallet. Pre-shipment inspection covers 100% of rolls in the order, not a sample percentage, with results documented before dispatch.
Documentation & Verification
- Material specification sheet confirming 500gsm weight, 1000D base fabric, and laminated PVC coating per batch
- Pre-shipment inspection record showing individual roll weight verified against stated GSM
- Roll packing list with roll ID, net weight, and dimensions for container loading calculation
- Colour reference sheet tied to the production batch for shade consistency confirmation
- Certificate of origin and customs documentation included with every export shipment
- Test report for flame retardant grade provided where the specified standard is confirmed at order
Fabrication, Handling & Storage
- High-frequency heat welding is the recommended seam method for the laminated 500gsm PVC coating to ensure bond integrity
- Store rolls upright on cores to prevent flat-spot creasing across the 1000D base fabric
- Allow cold-stored rolls to acclimatise before unrolling, leveraging the -30°C flexibility rating
- Clean fabricated panels with mild detergent — the laminated PVC surface tolerates standard cleaning agents
- Plan cutting layouts to minimise seam count, using the available roll width for maximum panel yield
- Field repairs on the 500gsm laminated coating respond well to PVC-compatible adhesive patches
Requesting a Quotation for Roll Stock
Provide your target roll width, standard or custom, along with the estimated annual volume so container loading can be optimised. Specify whether the 500gsm grey is suitable or if a custom colour reference is required, and indicate if your market demands a confirmed flame retardant grade. State whether you need rolls shipped as-is or if slit-to-width processing is preferred before dispatch.
Frequently Asked Questions
Q: How is the 500gsm weight verified before my rolls ship?
A: Each roll is individually weighed during pre-shipment inspection. The recorded weight is compared against the 500gsm specification and logged on the roll packing list with the roll ID and net weight. This record accompanies the shipment so you can cross-check on arrival without relying on batch averages.
Q: Can I get consistent colour across multiple rolls in one order?
A: Yes. The laminated PVC coating is compounded to a single colour reference per production batch. Pre-shipment inspection includes a visual check across rolls within the same order to confirm shade consistency before packing, reducing the risk of visible variation when panels are installed side by side.
Q: What is the minimum order for custom width or colour on roll stock?
A: Custom widths and colours are available on roll stock orders. Minimum quantities depend on the specific width and colour requested. Contact the sales team with your target dimensions and colour reference to receive a production plan and lead time specific to your requirements.
Q: Are flame retardant test reports available for this 500gsm roll?
A: Flame retardant treatment is available, but the applicable grade must be confirmed for your market and end-use regulation. Once the required standard is specified at order stage, production is adjusted accordingly and a test report is issued with the shipment documentation.
Q: How are rolls packed for container shipping?
A: Rolls are wound on cores and packed to prevent crushing and surface damage during transit. The roll packing list details individual roll ID, net weight, and dimensions so container loading plans can be calculated by roll count and total weight before dispatch.
