Description
Batch Integrity — Every roll of PVC coated tarpaulin ships with a verified inspection record confirming actual GSM, colour match and dimensions against your purchase order, eliminating guesswork at the warehouse door.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Base Fabric | 500D×500D Polyester |
| Coating | Double-Sided PVC |
| Weight Range | 450–900 g/m² (confirm specific grade) |
| Surface | Smooth, leather-like texture |
| Water Resistance | Fully waterproof coated construction |
| Flame Retardancy | Available in flame retardant grades — confirm the grade required for your market |
| UV Resistance | Anti-UV treatment available — test basis to be confirmed per grade |
| Abrasion Resistance | High resistance to surface wear |
| Repair Method | Hot air welding |
| Packing | Roll packing, bale packing, carton |
| Printing | Custom brand printing available |
| Colour | Customizable |
| Certifications | ISO, CE |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Tarpaulin distribution & resale | Stock multiple GSM grades for regional resale; demand consistent roll-to-roll colour and weight across shipments |
| Truck and trailer side curtains | Constant flexing at load points, road spray, UV exposure; requires weldable seams and batch colour matching |
| Tent and awning fabrication | Cut-and-weld production lines; surface must accept heat welding without delamination, colour uniform across panels |
| Inflatable and membrane structures | Air-holding seams under tension; PVC coating must fuse cleanly with hot air or wedge welding |
| Machinery and equipment covers | Outdoor storage, dust and moisture ingress; abrasion from wind-driven debris and repeated handling |
What Happens When the Roll Weighs Less Than the Quotation
GSM on the invoice means nothing if the scale at the receiving dock tells a different story.
Buyers of wholesale PVC coated tarpaulin roll stock regularly discover that the coating weight stated in the commercial offer does not survive the journey to their warehouse. A roll quoted at a specific GSM arrives lighter, and the cost saving evaporates in the first seam failure. Without a documented pre-shipment inspection, the discrepancy only surfaces once fabric is cut, welded and installed — when rejection is most expensive. [NEED_CITE: tensile and tear test methods for coated fabrics per ISO 1421]
Batch-to-Batch GSM Verification
Our PVC coated tarpaulin roll stock goes through a 100% pre-shipment inspection where each roll is weighed and measured against the agreed specification. The inspection record travels with the shipment so your receiving team can verify coating weight without waiting for a lab report. This applies to every grade in the 450–900 g/m² range, from lightweight awning fabric to heavy-duty transport covers.
Colour Consistency Across Multi-Container Orders
When a tent or truck curtain fabricator panels two rolls side by side, even a slight hue shift becomes visible to the end client. Roll-to-roll colour variation is controlled through dedicated QA checkpoints at the coating and winding stages. Each roll carries a batch number and colour reference so repeat orders can be matched against previous consignments. [NEED_CITE: colour fastness and batch matching standards for coated textiles]
How the Base Fabric and Coating Work Together
The 500D×500D polyester base fabric provides the structural skeleton; the double-sided PVC coating seals the weave and transfers load across yarn intersections. Tensile strength is governed by yarn count and weave density together, not by coating weight alone. A heavier coating adds puncture resistance and surface durability but does not compensate for a low-density base when the fabric is pulled at tie-down points.
Why Coating Method Matters for Fabrication
Double-sided PVC coating on a 500D polyester base delivers the adhesion needed for hot-air welding at seam lines. During welding, the coating softens and fuses under heat and pressure, creating a bond that matches or exceeds the base fabric strength. This matters for fabricators producing truck side curtains and inflatable structures where seam integrity under flex and internal pressure is non-negotiable.
Surface Finish and Its Practical Effect
The smooth, leather-like surface sheds water quickly and resists dirt accumulation, reducing cleaning frequency on installed covers. For fabricators running solvent-based or UV-curable inks, the PVC surface accepts custom brand printing with good ink adhesion, though print compatibility should be confirmed with a sample run before full production. [NEED_CITE: PVC surface energy and ink adhesion testing for coated fabrics]
The Real Cost of a Colour Mismatch in the Field
A trucking company orders side curtain fabric for a fleet renewal, and two containers arrive with a visible shade difference between batches. The fleet operator rejects the entire installation because adjacent panels do not match. The fabricator absorbs return freight, replacement material and re-installation labour. This failure mode is preventable when colour reference and batch number are locked at order confirmation and verified before dispatch. [NEED_CITE: visual colour assessment methods for textile batch acceptance]
Why Volume Buyers Source Here
Three full production lines and 36 sets of professional equipment support the output volumes that container-load buyers require, with scheduling that protects your delivery window. A 10-person R&D team handles custom width, colour and print specification, developing samples within days rather than weeks. Dedicated QA/QC at every production stage means inspection data is generated in-line, not retrofitted. Nearly 30 years of focused coated fabric production underpin the process control behind batch consistency. Every dispatch ships with a roll packing list, container loading plan and full documentation set — not just a commercial invoice.
Documentation & Verification
- Material specification sheet confirming GSM, 500D base fabric denier and coating type per roll
- Pre-shipment inspection record with actual measured weight against the purchase order line item
- Roll packing list detailing roll count, net weight and container loading arrangement
- Colour reference card and batch number printed on each roll label for traceability
- UV and flame retardant test reports matching the specific batch shipped, where applicable
- Certificate of origin and customs documentation included with every dispatch
Fabrication, Handling & Storage
- Hot-air weld at temperatures suited to the double-sided PVC coating; test a sample piece to set weld speed and pressure before full production runs
- Store rolls upright on end caps to prevent flat-spot deformation across the 500D polyester base
- Unroll and allow the fabric to relax for several hours before cutting to release winding tension
- Use PVC-compatible cleaners only; solvent-based products may soften the coating surface
- Repair field damage by hot air welding a patch of matching GSM grade over the tear
- Plan cutting layout to maximise yield from the roll width and minimise off-cuts at seams
Before You Place the Order
To match the correct grade to your application, share the end-use environment, any flame retardant classification your local code requires, the roll widths and lengths that fit your cutting table, and annual volume for pricing structure. If you run a printing line, let us know your ink system so we can confirm surface compatibility with a production sample.
Frequently Asked Questions
Q: How is GSM verified before shipment and what documentation accompanies each roll?
A: Every roll is weighed and measured during pre-shipment inspection. The inspection record lists actual coating weight against the agreed specification and travels with the consignment. You receive a material specification sheet, roll packing list and batch-specific test reports where applicable.
Q: What roll widths and lengths are available, and how does custom width affect lead time?
A: Standard widths cover common cutting table sizes, with custom widths available for fabricators optimising yield. Custom width orders carry a minimum quantity and extended lead time for line setup. Confirm your required width and total metres so we can quote accurately.
Q: How is batch-to-batch colour consistency controlled across a multi-container order?
A: Each production run references a colour standard locked at sample approval. QA checks colour at the coating stage and assigns a batch number to every roll. Repeat orders are matched against the original reference so adjacent panels show no visible shade difference.
Q: What flame retardant grades can be supplied and which test standards do they meet?
A: Flame retardant formulations are available in grades suited to different market requirements. The applicable test standard depends on your end-use jurisdiction and application. Share your required classification and we will confirm the matching grade with a batch test report.
Q: How are rolls packed for container loading and what protection is used against transit damage?
A: Rolls ship in roll packing, bale packing or carton depending on your handling preference. Each roll is wrapped to protect the PVC surface, and a container loading plan is provided so you can verify roll count and weight at receiving.
