Description
Batch-Verified Roll Stock — Every roll of PVC coated tarpaulin undergoes weight and colour verification before loading, ensuring the GSM you ordered is the GSM you receive across the entire container.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Weight Range | 250 gsm – 1500 gsm |
| Base Fabric Denier Options | 200D×300D / 500D×500D / 840D×840D / 1000D×1000D |
| Surface Finish | Glossy or matte |
| Temperature Range | -15 °C to 70 °C |
| Waterproof | Yes |
| UV Treatment | Customized (test basis not stated) |
| Flame Retardant | FR treatment option (grade not stated) |
| Anti-Mildew | Anti-fungal treated |
| Key Features | Rain-resistant, tear-resistant, flexible, abrasion-resistant |
| Working Life | 3–10 years depending on usage environment |
| OEM / ODM | Accepted |
| Printing Option | Custom branding available |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Tarpaulin distribution and wholesale resale | Container-load ordering across multiple GSM grades; colour consistency across rolls for regional retail stock |
| Tent, awning and inflatable structure manufacturing | Fabrication from roll stock requiring consistent weld behaviour, surface uniformity and batch-matched colour |
| Logistics and transport fleet fabrication | In-house cutting and heat-welding of truck and trailer covers; exposure to road spray, flex cycling and UV |
| Construction and agricultural bulk covers | Multi-site deployment requiring reliable waterproofing, abrasion resistance and consistent panel dimensions from roll |
Why the GSM on the Quotation Does Not Guarantee the Roll on Arrival
A stated GSM only matters if every roll in the shipment is verified against it before dispatch.
Wholesale buyers purchasing PVC coated tarpaulin roll stock have faced a familiar problem: the specification sheet reads one weight, but the rolls arriving on site feel noticeably lighter. Across an entire container load, that shortfall compounds into reduced tensile performance, premature weld failures, and customer complaints that trace back to the fabric itself [NEED_CITE: pre-shipment inspection methods for coated fabric weight verification]. When you are reselling by the roll or fabricating into finished covers, a GSM variance between rolls undermines the consistency your own customers depend on.
Roll-to-Roll Colour Matching Across a Single Order
One of the most visible failures in bulk PVC coated tarpaulin supply is colour drift between rolls produced in the same batch. When a distributor installs two adjacent truck covers or a tent manufacturer joins panels from different rolls, even slight shade variation becomes obvious in daylight. Our production process holds dye lots within a single order run, with dedicated QA checkpoints comparing each roll against the approved colour reference. This means the PVC coated tarpaulin you cut from roll number three will match roll number twelve when laid side by side on a fabrication table.
Stock Grades, Custom Widths and the Economics of Container Loading
For wholesale buyers, the relationship between roll width, roll count and container payload directly affects landed cost. Stock grades spanning 250 gsm to 1500 gsm across four denier constructions — 200D×300D, 500D×500D, 840D×840D, and 1000D×1000D — allow distributors to fill a container with a mixed-grade order while maintaining full batch documentation for each variant. Custom widths are available for buyers whose fabrication equipment or regional market demands non-standard roll dimensions, with dedicated production runs scheduled to avoid the delays typical of short-run orders [NEED_CITE: container loading optimisation for roll goods in international freight].
How Denier and GSM Work Together to Define Real Performance
Weight alone is an incomplete measure of coated fabric performance. A 650 gsm roll woven from 1000D×1000D yarns will behave differently under tensile load than a 650 gsm roll using 200D×300D base cloth, because the thicker denier yarns distribute stress across fewer but stronger filaments, while the finer weave offers higher yarn count and more uniform coating adhesion. The PVC coating method — whether knife-over-roll, laminating or calendering — further determines peel strength at the coating-to-fabric interface, which directly affects how well heat-welded seams hold when the material flexes under load. Understanding this relationship between denier construction, GSM and coating weight helps buyers specify the right grade for each end use rather than defaulting to the heaviest option available.
The Hidden Cost of Batch Inconsistency in Wholesale Supply
When colour varies between rolls in the same shipment, the problem does not appear in the warehouse — it appears at the customer’s site, after fabrication and installation are complete. For a tent manufacturer, that means rejecting finished panels and re-cutting from replacement stock. For a distributor, it means fielding complaints from end users who purchased matching covers that look nothing alike. Similarly, GSM inconsistency across rolls can lead to heat-weld settings that work on one roll but fail on the next, because the coating thickness and plasticiser content differ from what the welder was calibrated for [NEED_CITE: weld parameter sensitivity to coating weight variation in PVC fabrics].
Why Wholesale Buyers Source Roll Stock from Jinxiang
Three full production lines with 36 sets of professional equipment provide the capacity to fulfil container-load orders without splitting production across multiple runs — the primary cause of batch inconsistency. A ten-person R&D team handles custom width, colour matching and sample development, producing approval samples within days rather than weeks. Every roll passes through 100% pre-shipment inspection covering weight verification, colour check and surface defect screening before packing. Nearly 30 years of focused production in coated fabric has refined process control over coating adhesion and weight distribution, so the specification confirmed at inquiry stage holds true through to the roll that arrives at your warehouse.
Documentation & Verification
- Material specification sheet confirming exact GSM, base denier and surface finish per roll variant
- Pre-shipment inspection record with weight and colour data for every roll in the order
- Roll packing list detailing net weight, roll count and dimensions for container loading plans
- UV and flame retardant test reports supplied where applicable to the grade ordered
- Certificate of origin and customs documentation included with each container shipment
Fabrication, Handling & Storage
- Heat-weld temperature and dwell time should be calibrated to the specific GSM and coating thickness of each roll before production begins
- Glossy surfaces may require adjusted weld pressure compared to matte finish rolls of the same denier construction
- Store rolls upright or on supported horizontal racks to prevent flat-spot deformation that affects downstream cutting accuracy
- Allow cold-stored rolls to acclimatise to workshop temperature before unrolling to avoid coating crack at low temperatures
- Use PVC-compatible cleaning agents on glossy finishes to preserve surface integrity for custom branding application
- Plan cutting layouts per roll to maximise panel yield and minimise offcuts from the specified width
What to Specify When Requesting a Quotation
To ensure we recommend the right grade and construction for your application, please provide the target GSM range, preferred denier option, roll width and length requirements, and the quantity per container load. If your market requires flame retardant or UV-treated grades, indicate the compliance standard or certification expected in your region so we can confirm the applicable treatment option. Specify whether glossy or matte finish is preferred and whether custom branding or printing is required on the rolls.
Frequently Asked Questions
Q: What GSM grades and widths do you keep in stock?
A: We supply PVC coated tarpaulin roll stock across a range from 250 gsm to 1500 gsm, available in four denier constructions from 200D×300D through 1000D×1000D. Both glossy and matte finishes are available across the range. Standard and custom widths can be quoted based on your container loading requirements and fabrication equipment specifications.
Q: Can you guarantee colour consistency across all rolls in one order?
A: Yes. Every production run is held to a single dye lot, and our QA team compares each roll against the approved colour reference before packing. The pre-shipment inspection record documents this check roll by roll, so you receive verifiable confirmation that shade consistency holds across your entire order.
Q: What is the minimum order for custom width or colour?
A: Custom widths and colours are available with minimums that depend on the denier construction and GSM grade selected. For high-volume stock grades, custom runs can be scheduled alongside standard production. Contact us with your target specification and annual volume, and we will confirm the applicable minimum and lead time.
Q: How do you verify GSM on arrival matches the quotation?
A: Every roll is individually weighed and measured during our 100% pre-shipment inspection. The recorded weight data is compared against the GSM stated on your material specification sheet. The inspection report ships with your order, providing documented evidence that each roll met the agreed weight before it left our facility.
Q: What documentation ships with each container load?
A: Each shipment includes a material specification sheet, pre-shipment inspection record, roll packing list with net weight and count, certificate of origin, and applicable customs documentation. UV and flame retardant test reports are included where the ordered grade carries those treatments.
