Description
Batch Colour Consistency — every roll inspected against a master colour standard before dispatch, eliminating visible shade variation when multiple rolls are installed side by side.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Coating Material | PVC |
| Base Fabric | High-strength polyester mesh fabric |
| Coating Method | Laminated technology & Hot-melt Coating technology |
| Weight (GSM) Options | 350gsm, 420g, 500gsm, 550gsm, 600gsm, 750gsm |
| Total Thickness Options | 0.32mm, 0.35mm, 0.4mm, 0.45mm, 0.5mm, 0.65mm |
| Roll Width Options | 2m, 2.1m |
| Roll Length Options | 75m (for 2m width), 50m (for 2.1m width) |
| Color Options | Blue, Red, Yellow, Light blue, Grey (customized available) |
| Key Features | Waterproof, cold crack resistance, anti-mildew, anti-static treatment, sunproof, flame retardant grades available — confirm the grade required for your market, good color fastness |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Tent and awning fabric roll stock | Continuous UV exposure, repeated folding and deployment, colour matching across production batches |
| Inflatable structure membrane | Constant internal air pressure, welded seam integrity, puncture resistance during installation |
| Construction site enclosure | Wind loading on large unsupported spans, scaffold tie-off stress, abrasion from contact with steelwork |
| Agricultural pond and reservoir liner | Permanent water immersion, soil chemistry contact, puncture risk from substrate irregularities |
| Truck side curtain fabric | Constant flexing at roll-up points, road debris impact, UV and weather exposure on highways |
| Temporary industrial equipment cover | Outdoor weather exposure, handling abrasion, requirement for rapid deployment and removal |
Why Quoted GSM Rarely Matches What Arrives on the Dock
Consistency starts at the coating head, not the packing list.
When buying PVC coated tarpaulin roll wholesale, the most frequent dispute is weight discrepancy. A quotation states 550gsm, but the rolls that arrive measure lighter once unwrapped and sampled. This is not always deliberate short-weighting; coating weight can drift across a production run when line speed, oven temperature, or paste viscosity fluctuate. The result is that rolls from the beginning of a run may sit within tolerance while rolls from the end fall below it — and no single sample taken at the factory tells you what is inside every roll in your container [NEED_CITE: ISO 1421 tensile and tear test methods for coated fabrics]. For a distributor reselling to fabricators, this weight drift means your customer receives material that does not match the specification they designed around, leading to rejected shipments and claims.
Roll-to-Roll Colour Drift and Why It Matters for Distributors
When you order multiple rolls of PVC coated tarpaulin roll stock for resale or fabrication, colour consistency across the shipment is critical. If one roll reads slightly bluer and the next shifts toward violet, the difference becomes obvious the moment two panels hang side by side on a truck curtain or tent wall. Our QA process holds each roll against a master reference under controlled lighting before it leaves the line.
Container Loading Efficiency and Volume Planning
For wholesale buyers planning full container loads, the relationship between roll width, length, and diameter determines how many linear metres of fabric you can fit. Rolls at 2m width run to 75m length, while 2.1m rolls are supplied at 50m. This sizing allows logistics planners to calculate roll count, total weight, and cubic utilisation per container before placing the order, reducing the risk of under-utilised space or overweight bookings.
How GSM and Coating Method Together Define the Fabric
GSM alone tells you how much material is present per square metre, but it does not reveal how that weight is distributed between the base fabric and the PVC coating. A 600gsm roll made with a heavier base yarn and thinner coating will behave differently in tear and weld strength compared to a 600gsm roll with a lighter base and thicker coat. Laminated coating bonds a pre-formed PVC film to the mesh under heat and pressure, producing a smooth surface suited to printing and clean visual appearance. Hot-melt coating forces PVC paste into the mesh gaps, creating stronger mechanical adhesion and generally better weld seam integrity — a factor that matters when fabricators join panels for side curtains or inflatable structures. Selecting between these methods depends on your downstream fabrication process and the performance priority of the finished product [NEED_CITE: coating adhesion and peel strength test methods for PVC coated polyester].
The Hidden Cost of Inconsistent Roll Quality
A roll that arrives below its stated GSM may pass an initial visual check but fail during fabrication or in service. Thinner coating means reduced abrasion resistance at tie-down points and flex zones. A lighter base fabric reduces tear propagation resistance, meaning a small puncture from handling can develop into a long rip under wind load. For a wholesale distributor, these failures surface as warranty claims from your own customers — and the cost of replacing a fabricated truck curtain or tent panel far exceeds the price difference in the original roll. Batch inconsistency also forces fabricators to sort and match rolls before cutting, adding labour and slowing production throughput [NEED_CITE: field failure analysis of coated fabric weld seams].
Sourcing Reliability for Volume Buyers
Our three full production lines handle bulk roll orders with scheduled output, supporting container-load volumes with planned dispatch dates. The 10-person R&D team develops custom colour matches and sample rolls within days for buyers who need to confirm shade and hand feel before committing to a full order. Dedicated QA inspection checks every roll for weight, thickness, and colour before packing, with a pre-shipment record documenting results. Coating weight and adhesion are controlled at the process level rather than inspected after the fact, reducing the variation that leads to dock-side disputes. Mixed GSM and colour orders within a single container are supported, allowing distributors to diversify inventory in one shipment.
Documentation & Verification
- Material specification sheet stating exact GSM, base fabric denier, and coating method per roll grade
- Pre-shipment inspection record with weight and colour check results for every roll
- Roll packing list with individual roll count, net weight, and container loading plan
- ISO and CE certificates included in the shipping documentation package
- Test reports for UV, flame retardant, and anti-static treatment supplied when specified on the order
Fabrication, Handling & Storage
- Hot-melt coated rolls generally accept heat welding at standard PVC fabric temperatures; confirm weld settings on a sample strip before production runs
- Laminated rolls produce a smoother surface for digital or screen printing; test ink adhesion on a sample before committing full stock
- Store rolls upright on their cores in a dry, shaded area to prevent flat spots and surface creasing on the coating
- When cutting heavier GSM grades such as 600gsm and 750gsm, use sharp blades and allow for the material’s thickness in seam overlap calculations
- Unroll material flat and allow it to relax before cutting to release any winding tension and improve dimensional accuracy
Before You Request a Quote
To match the right roll specification to your requirements, share your downstream application and the exposure conditions the finished product will face. Let us know the GSM range, roll widths, and annual volume you need, along with any colour matching or flame retardant grade required for your market. If you are fabricating finished products, specify whether you need raw roll stock only or if custom cut sizes are also part of the order. Sample rolls can be produced for approval before bulk production begins.
Frequently Asked Questions
Q: Can I order mixed GSM grades in one container?
A: Yes. You can combine different GSM grades and colours in a single container shipment. This is a common approach for distributors building diversified inventory. Provide your required roll count per grade, and we will prepare a loading plan showing total weight and cubic utilisation for your logistics team.
Q: How do you guarantee colour consistency across multiple rolls?
A: Each roll is checked against a master colour reference under controlled lighting during the QA process. Rolls that fall outside the accepted tolerance are held back before packing. A pre-shipment inspection record documents the results, giving you traceability for every roll in your order.
Q: What is the minimum order for custom width or colour?
A: Custom width and colour orders carry minimums that vary by GSM grade and coating method. For standard stocked widths and colours, smaller quantities are available. Provide your target specification and required volume, and we will confirm the applicable minimum and lead time for your review.
Q: Do you supply test reports for flame retardant or anti-static treatment?
A: Test reports are provided for flame retardant and anti-static grades when these treatments are specified on your order. Confirm the grade or standard required for your market before production, as different regions mandate different classifications. Reports are included in the documentation package with your shipment.
Q: How are rolls packed and labelled for container loading?
A: Each roll is wrapped in protective packaging and labelled with its GSM, colour, width, length, and batch reference. A packing list details roll count, weight, and position within the container. This supports efficient receiving and inventory management at your warehouse upon arrival.
