Description
Batch-to-batch GSM and colour consistency verified through in-process QA on every roll. Our 36-set production line enforces roll-by-roll weight recording and colour matching, ensuring distributors receive the exact specification ordered.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin Roll / Truck Cover |
| Base Fabric | High-strength polyester mesh fabric |
| Coating Material | PVC |
| Weight Range | 350gsm / 420gsm / 500gsm / 550gsm / 600gsm / 750gsm (confirm the grade for your order) |
| 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 available) |
| Coating Technology | Laminated technology & Hot-melt Coating technology |
| Key Features | Cold Crack Resistance, Anti-Mildew, Anti-Static treatment (grade not stated), Waterproof, Sunproof (test basis not stated) |
| Finish Product Size | Custom items as per customer’s needs or sold by inventory |
| Standards | ISO, CE |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Truck side curtain and trailer cover | Constant flexing at tie-down points, road debris abrasion, sustained UV and weather exposure |
| Cargo ship cover | Saltwater spray, high wind load, prolonged sun exposure, large-panel coverage with minimal seams |
| Tent and awning fabric by the roll | Repeated assembly and folding, water ingress protection, colour matching across panels |
| Fish tank and pool lining | Permanent water immersion, chemical contact from water treatment, puncture resistance against substrate |
| Construction site cover | Heavy equipment contact, mud and alkaline exposure, wind-driven rain, UV degradation over project duration |
Why Roll Buyers Discover Colour Drift After the Container Arrives
Roll-to-roll colour variation is a procurement failure, not a fabric failure — it originates in coating line changeovers and pigment dosing inconsistency.
When sourcing PVC coated tarpaulin rolls by the container, buyers often specify one colour reference and receive rolls that look identical at the loading bay. The variation becomes visible only when two rolls are unrolled side by side at the fabrication shop or installation site. A batch produced across two shifts without pigment calibration can show a visible tone shift that forces fabricators to segregate rolls or reject an entire order. [NEED_CITE: colour fastness and batch consistency testing methods for coated fabrics]
How Container-Loading Distributors Manage GSM Verification
Purchasing PVC Coated Tarpaulin Roll wholesale means committing to volume before seeing the product in person. The GSM printed on a quotation is a specification, not a guarantee — actual roll weight can drift when coating line speed and knife gap are adjusted to optimise throughput. Every roll in this range undergoes individual weighing and recording against the stated specification before it leaves the factory floor. The pre-shipment inspection record documents actual weight per roll, giving volume buyers a paper trail that matches the purchase order.
Colour Matching Across a Full Container Shipment
Colour consistency across a single order of rolls depends on pigment dosing precision and coating temperature stability throughout the production run. A container carrying rolls produced on different days or across different coating lines can show panel-to-panel tone variation once the fabric is installed in sequence. This product family is produced with dedicated batch runs per colour, and colour reference documentation accompanies the shipment so that future reorders can be matched to the original tone. [NEED_CITE: spectrophotometer colour measurement standards for PVC coated textiles]
Reading the Spec Sheet Beyond the GSM Number
GSM alone tells you how much material is on the roll, but not how that material is distributed between base fabric and coating. A 650gsm fabric with a heavy coating and light base fabric will weld easily but may tear at the seam under load, while the same weight with a dense polyester mesh and thinner coating will hold a seam longer but demands more precise heat-weld settings. Laminated and hot-melt coating technologies each affect the bond between coating and base fabric differently — hot-melt drives the PVC into the mesh structure for stronger adhesion, while laminated construction bonds pre-formed layers for a more uniform surface. Total thickness from 0.32mm to 0.65mm correlates with the coating build, and both factors together determine how the fabric handles on the fabrication table.
The Hidden Cost of Specifying the Wrong Roll Width
Ordering a roll width that does not align with your cutting pattern generates off-cuts that represent paid material sent to waste. A truck side curtain fabricator cutting 1.8m panels from 2.1m rolls discards a 0.3m strip from every cut — across a container of rolls, this adds up to significant material loss. Conversely, specifying a narrower roll and joining panels with a heat-welded seam introduces a flex point that fails before the main fabric body does. Choosing between the stocked 2m and 2.1m widths should be driven by the most frequent panel dimension in your production schedule, not by whichever roll size carries the lower per-kilogram cost. [NEED_CITE: coated fabric cutting yield and seam placement in tarpaulin fabrication]
Why Sourcing from a Dedicated Coated Fabric Line Matters for Roll Stock
This roll range is produced on lines configured specifically for PVC coated fabric, with coating weight and adhesion controlled at every stage. Three full production lines and 36 sets of equipment support bulk capacity without sacrificing the scheduling flexibility that distributors need when restocking specific grades. The 10-person R&D team develops samples for custom colour, width and print requirements within days, reducing the wait time between specification and container loading. QA inspection at every production stage, with 100% pre-shipment check, ensures that the roll packing list matches the physical container contents — a critical detail when rolls clear customs at the destination port.
Documentation & Verification
- Material specification sheet listing base fabric denier, coating method, GSM grade and colour reference per roll
- Pre-shipment inspection record with actual measured weight per roll against the ordered specification
- Roll packing list detailing roll count, net weight and container loading plan by roll position
- Colour reference documentation supporting reorder matching across separate shipments
- UV and flame-retardant test reports supplied where the ordered grade carries a certified treatment
- Certificate of origin and customs support documentation for cross-border container dispatch
Fabrication, Handling & Storage
- Hot-melt coated rolls require weld temperature calibration per GSM grade — test on an off-cut before full-panel welding
- Store rolls upright on end caps to prevent flattening of the 2m or 2.1m width that causes crease marks in the coating
- Allow cold-stored rolls to reach ambient temperature before unrolling to avoid coating crack on heavy grades
- Cut panels with a sharp blade on a clean table to avoid dragging polyester mesh fibres at the edge
- Use compatible PVC adhesive for field repair, cleaning the laminated surface with a solvent-free cleaner first
- Plan cutting layout against the 50m or 75m roll length to minimise cross-grain waste on large panels
What to Include in Your Roll Stock Enquiry
To receive an accurate specification recommendation, share your primary application, the panel dimensions you cut most frequently, and the annual roll volume you expect to order. If your market requires specific fire-retardant grades or anti-static certification, state the standard your end users demand. Confirm whether you need stock widths and colours or a custom production run with your colour reference and print branding.
Frequently Asked Questions
Q: How is GSM verified on each roll before shipment?
A: Every roll is individually weighed and recorded during the pre-shipment inspection. The inspection report lists the measured GSM for each roll against the specification on your purchase order, so you receive documented proof that the PVC Coated Tarpaulin Roll wholesale order matches the weight you paid for.
Q: How do you control colour consistency across rolls in the same order?
A: Rolls within a single order are produced in a dedicated batch run with pigment dosing calibrated to your colour reference. A colour reference sheet accompanies the shipment documentation so that future reorders can be matched to the original batch tone, reducing panel-to-panel variation.
Q: What roll widths and lengths are stocked versus custom?
A: Stock widths are 2m at 75m roll length and 2.1m at 50m roll length. Custom widths and lengths are available with sample development before the production run. Confirm your required dimensions and the GSM grade when placing your enquiry so the correct stock or custom option is quoted.
Q: How many rolls fit in a standard shipping container?
A: Container loading depends on the roll width, diameter and GSM grade ordered. The roll packing list provided before dispatch details the exact roll count, net weight and container loading plan for your shipment. Ask for the loading calculation when you receive your quotation.
Q: What is the minimum order for custom colour or custom width rolls?
A: Minimum quantities for custom specifications depend on the width, GSM grade and colour requested. A sample is developed within days for approval before the production run begins. Share your target specification and annual volume to receive a minimum order recommendation suited to your purchasing schedule.
