Description
Batch-Level Consistency — three full coating lines and dedicated in-process QA ensure every roll in your container matches the confirmed GSM, colour reference and coating weight specification.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Base Fabric | High-strength polyester mesh fabric |
| Coating Material | PVC |
| Coating Method | Laminated technology & Hot-melt Coating technology |
| Weight Options | 350gsm / 420gsm / 500gsm / 550gsm / 600gsm / 750gsm |
| Thickness Options | 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) |
| Color Options | Blue / Red / Yellow / Light blue / Grey (Customized) |
| Key Features | Waterproof, anti-mildew, cold crack resistance, UV treatment ("sunproof" — test basis not stated in source), good adhesion strength |
| Special Treatments Available | Flame retardant (grade not stated), anti-static (standard not stated), anti-cold, anti-mildew |
| Standards | ISO, CE |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Fish pond and tank lining | Permanent water contact, soil chemistry exposure, puncture risk from substrate, long-term UV exposure |
| Aquaculture pool covers | Constant moisture, biological growth pressure, repeated handling during harvest cycles |
| Tarpaulin distributor roll stock | Multiple GSM grades and colours for regional resale, batch consistency across container loads |
| Tent and awning fabrication | Cut-and-sew production requiring uniform coating weight for reliable heat-welded seams |
What Roll-to-Roll Colour Shift Really Costs a Wholesale Buyer
Colour variation between rolls in the same order is a fabrication and installation problem, not just a cosmetic one.
When pond liner or truck cover fabric arrives with visible shade differences roll to roll, the entire batch can become unsellable or require costly sorting before cutting. Distributors stocking multiple colours face customer complaints when panels installed side by side show mismatched tones under sunlight [NEED_CITE: colour fastness testing methods for coated textiles]. For PVC tarpaulin roll for fish pond aftermarket supplier operations, maintaining a single production batch across a full container order is the practical way to control this variable.
How Dedicated Coating Lines Protect Your Container Load
Buying PVC tarpaulin roll for fish pond aftermarket supplier volumes means you need every roll in the shipment to behave identically during fabrication. Laminated and hot-melt coating technology applied on dedicated lines produces uniform adhesion strength from the first metre to the last, which matters when heat-welding seams on pond liners or tank covers. Inconsistent coating weight causes some welds to fail under hydrostatic pressure while adjacent seams hold.
Roll Dimensions That Match Container Logistics
Roll widths of 2m and 2.1m with lengths up to 75m are configured for efficient container loading by roll count and total weight. A 2m × 75m roll and a 2.1m × 50m roll occupy different cubic volumes, affecting how many units fit in a 20-foot or 40-foot container. Planning your order around these standard dimensions reduces dead space and shipping cost per roll. Custom widths and lengths are available — confirm the specification required for your market before placing a bulk order [NEED_CITE: standard container loading plans for coated fabric rolls].
Reading the Spec Sheet Beyond GSM Alone
GSM tells you the total mass per square metre, but it does not isolate how much of that mass is base fabric versus coating. A 550gsm roll with a dense polyester mesh and thin coating will tear differently than a 550gsm roll with a lighter base and thicker PVC layer. The high-strength polyester mesh fabric used here provides the structural backbone, while the laminated or hot-melt PVC coating delivers waterproofing and weldability. Thickness values from 0.32mm to 0.65mm correspond to the GSM range, but two rolls at the same thickness can differ in tensile behaviour depending on base yarn denier and weave density. Anti-mildew and cold crack resistance treatments extend the functional range across climate zones, though specific test standards for these treatments should be confirmed for your destination market.
The Hidden Cost of Specifying Rolls on Price Per Kilogram
Selecting the cheapest GSM option without verifying coating adhesion and base fabric density leads to field failures that appear months after installation. Pond liners made from rolls with poor adhesion strength delaminate at the weld line when water pressure cycles with temperature changes [NEED_CITE: coated fabric delamination mechanisms under hydrostatic load]. Distributors who stock inconsistent rolls face returns from fabricators whose heat-weld settings worked on one batch but fail on the next. Colour drift between production runs forces fabricators to reject partial rolls, cutting into usable yield.
Why Sourcing Rolls Through This Facility
Three full production lines and 36 sets of professional equipment support bulk container orders with reliable scheduling. A 10-person R&D team handles custom colour matching, width adjustments and sample roll development within days. Dedicated QA/QC at every production stage means each roll is inspected against the confirmed specification before packing. Nearly 30 years of focused coated fabric production provides process control over coating weight and adhesion that newer lines cannot replicate. Full documentation — from material spec sheets to pre-shipment inspection records — ships with every order, giving you traceability from batch number to container seal.
Documentation & Verification
- Material specification sheet confirming GSM, base fabric type and coating method per roll
- Pre-shipment inspection record verifying weight and thickness against the quoted specification
- Roll packing list with batch number, roll count and weight per unit for container planning
- Colour reference documentation confirming batch consistency across the full order
- UV and flame retardant test reports available where applicable — confirm the grade required
- Certificate of origin and customs documentation for international roll shipments
Fabrication, Handling & Storage
- Heat-weld temperature and dwell time must match the specific GSM grade — test on a scrap piece from the same roll before production runs
- Store rolls upright on pallets in a dry, shaded area to prevent flat spots and edge deformation on the 2m or 2.1m width
- Unroll and allow PVC tarpaulin to acclimatise before cutting in cold conditions, as cold crack resistance has temperature boundaries
- Anti-mildew treatment does not replace proper storage — keep rolls off bare soil and away from standing water
- Cut pond liner panels with a minimum overlap for heat-welded seams, ensuring the coated surfaces bond directly
- Clean with mild detergent only; avoid solvents that degrade the PVC coating and compromise waterproof integrity
How to Structure Your Roll Inquiry
Provide the target GSM range, preferred roll width and total metreage you need per colour so we can confirm batch availability and container loading. Specify whether you need standard stock colours or a custom colour match, and confirm if any special treatments such as flame retardant or anti-static grades are required for your market. Share your fabrication method — heat welding, sewing, or both — so we can recommend the coating method best suited to your production process. Request a sample roll for approval before committing to a full container order.
Frequently Asked Questions
Q: How is GSM verified on each roll before shipment?
A: Every roll undergoes pre-shipment inspection where weight per square metre is measured and recorded against the material specification sheet. The inspection record ships with your order, providing documented proof that the GSM on arrival matches the quoted value. Random sampling across the batch catches any deviation early.
Q: How do you control colour consistency across rolls in the same order?
A: Rolls within a single container order are produced in one continuous batch using matched raw material lots and controlled coating line parameters. A colour reference is confirmed before production begins, and in-process QA checks shade consistency throughout the run to prevent visible variation between adjacent rolls.
Q: What is the MOQ for custom colour or custom width rolls?
A: Minimums for custom colour or non-standard width depend on the specific GSM grade and coating method selected. Custom requirements typically require a sample roll approval before bulk production proceeds. Contact us with your target specification and volume so we can confirm the applicable minimum for your order.
Q: What documentation ships with each roll order?
A: Each shipment includes a material specification sheet, pre-shipment inspection record, roll packing list with batch numbers, and certificate of origin. UV or flame retardant test reports are included where applicable to the grade ordered. Full documentation supports customs clearance and quality verification at your warehouse.
Q: Can I get a sample roll before placing a bulk order?
A: Yes, sample rolls are developed within days for custom requirements including colour matching, specific GSM grades and non-standard widths. Sample approval is a standard step in the sales process before bulk production begins, ensuring the fabric meets your fabrication and end-use requirements.
