Near 30 Years Coating Expertise — Our hot-melt and laminated coating processes deliver verifiable GSM accuracy and consistent batch-to-batch colour for PVC Tarpaulin Fish Pond Liner 500gsm – Custom Made.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | Pond Liner / Fish Tank Fabric |
| Material | PVC + High-strength polyester mesh fabric |
| Coating Method | Laminated Technology & Hot-melt Coating Technology |
| Grams per Square Meter | 350gsm / 420gsm / 500gsm / 550gsm / 600gsm / 750gsm |
| Total Thickness | 0.32mm / 0.35mm / 0.4mm / 0.45mm / 0.5mm / 0.65mm |
| Roll Size | 2m width × 75m length / 2.1m width × 50m length |
| Finish Product Size | Custom items as per customer’s needs, or sold by inventory |
| Color | Blue / Red / Yellow / Light blue / Grey (Customized) |
| Key Features | Cold Crack Resistance, Anti-Mildew, Anti-Static treatment (grade not stated), Waterproof, Sunproof (test basis not stated), Color Fastness |
| Flame Retardant | Available as special treatment — confirm the grade required for your market |
| Standards | ISO 9001, CE |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Fish tank / pool lining | Permanent water contact, hydrostatic pressure, anti-mildew demand, weld seam integrity |
| Aquaculture pond liner | Soil chemistry exposure, UV exposure, puncture risk from substrate, batch colour consistency across large surface areas |
| Agricultural reservoir lining | Long-term water containment, temperature fluctuation, mechanical stress during installation |
| Tent cover | Rain exposure, wind load, UV degradation, flex fatigue at pole contact points |
| Cargo ship cover | Salt spray, heavy abrasion, tie-down tension at reinforced edges |
| Truck awning | Constant flexing, road debris impact, UV exposure, colour fade resistance |
What "Certified PVC Coated Fabric" Really Means for Your Compliance Audit
Every roll ships with documentation that matches the material you receive, not a generic certificate.
When sourcing PVC Tarpaulin Fish Pond Liner for aquaculture or water containment projects, procurement teams frequently encounter a gap between the coating treatments claimed on the quotation and the test evidence available at delivery. Anti-static or sunproof treatments are stated without a referenced standard, making it impossible to pass site compliance checks or satisfy engineering consultants. We address this by linking each production batch to its specific material specification sheet, so the GSM, coating weight, and treatment claims can be independently verified against physical samples [NEED_CITE: coated fabric test methods per ISO 1421 for tensile and tear properties].
Hot-Melt Coating Adhesion for Long-Term Water Immersion
The bond between the PVC coating and the high-strength polyester mesh fabric determines whether the liner delaminates after extended submersion. Our hot-melt coating technology forces the PVC compound into the interstices of the base weave under controlled temperature and pressure, creating a mechanical lock that resists peel forces at the weld seams. This matters especially when fabricators heat-weld overlapping panels for large pond installations, because poor adhesion causes the coating to separate from the base fabric before the weld itself fails.
Laminated Construction and Weld Seam Behaviour
Laminated technology adds an additional bonding mechanism where pre-formed PVC films are fused to both faces of the polyester scrim under heat and pressure. The result is a PVC Tarpaulin Fish Pond Liner with consistent coating weight on both surfaces, which translates to predictable weld parameters during fabrication. Fabricators working with multiple GSM grades — from 350gsm for shallow nursery tanks to 750gsm for deep commercial ponds — can dial in temperature and dwell time settings that match the coating thickness without trial-and-error waste [NEED_CITE: thermal welding parameters for PVC coated fabrics].
Reading GSM and Thickness Together
Grams per square meter alone does not define how the material performs under load. A 500gsm roll with a tight polyester mesh and thin coating behaves differently from a 500gsm roll with a loose weave and heavy coating fill. Total thickness values from 0.32mm to 0.65mm across the GSM range reflect different base fabric densities and coating ratios. For pond lining applications, the base fabric denier and weave count govern tear propagation resistance, while the coating thickness determines puncture protection and water barrier continuity. Specifying both GSM and thickness together gives a more complete picture of how the liner will handle substrate irregularities and installation tension.
The Cost of Underspecifying Your Pond Liner
Choosing a lighter GSM grade to save on material cost often shifts the expense downstream. Thinner coatings are more susceptible to puncture during installation over unprepared substrates, and lighter base fabrics tear more readily when the liner is pulled taut across a large pond footprint. Colour inconsistency between rolls becomes visible once multiple panels are welded side by side in the finished installation, forcing selective replacement. Anti-mildew treatment claimed without a verifiable test basis can lead to biological growth on submerged surfaces within the first season, compromising water quality for stock [NEED_CITE: anti-mildew treatment standards for aquaculture liner materials].
Why Technical Buyers Source PVC Coated Rolls Here
Nearly three decades of continuous production in coated fabric means our process control over coating weight and adhesion is built into the line setup, not added as a final inspection step. Three full production lines and 36 sets of professional equipment give us the capacity to supply container-load quantities of PVC Tarpaulin Fish Pond Liner with consistent roll-to-roll GSM and colour. The 10-person R&D team develops custom colour matches and sample rolls within days, so you can verify material behaviour before committing to a production order. Dedicated QA at every coating and laminating stage, with full inspection before dispatch, means the roll you open on site matches the specification sheet you approved.
Documentation & Verification
- Material specification sheet stating confirmed GSM, base fabric denier, and coating method per roll
- Colour reference and batch number linking each roll to its production run record
- Test documentation for anti-mildew and sunproof treatments where applicable to the ordered grade
- ISO 9001 and CE certificates included in the shipping documentation package
- Pre-shipment inspection record covering GSM verification, colour consistency, and surface defect check
- Roll packing list with individual roll dimensions and net weight for container loading calculation
Fabrication, Handling & Storage
- Heat-weld overlapping panels using temperature settings matched to the selected GSM and thickness grade
- Allow cold-crack resistant rolls to acclimatise before unrolling in low-temperature site conditions
- Store rolls upright on pallets to prevent permanent creasing across the 2m or 2.1m width
- Use clean cutting tools to avoid fraying the polyester mesh at panel edges before welding
- Avoid dragging liner panels across unprepared substrates to protect the PVC coating surface
- Clean with mild detergent; avoid solvent-based cleaners that may affect the coating finish
Requesting a Specification Match for Your Project
Provide the target pond depth, substrate type, and expected water temperature range so we can recommend the appropriate GSM and thickness grade. Confirm whether your market requires specific flame retardant certification or anti-static test documentation for compliance. Specify the required roll width, colour, and whether you need stock inventory rolls or custom-finished panels with fabricated dimensions.
Frequently Asked Questions
Q: How do I verify the GSM of the PVC Tarpaulin Fish Pond Liner when the rolls arrive?
A: Cut a measured sample from each roll, weigh it on a calibrated scale, and calculate grams per square meter. Compare the result against the GSM stated on your material specification sheet. We provide a pre-shipment inspection record so you can cross-reference before the rolls leave our facility.
Q: How does the PVC coating perform under permanent water immersion in fish ponds?
A: The hot-melt and laminated coating processes create strong adhesion between the PVC and polyester mesh, resisting delamination during long-term submersion. Anti-mildew treatment is available to reduce biological growth on submerged surfaces. Request the applicable test documentation for your specific GSM grade and treatment option.
Q: What flame retardant grades are available and how do they map to local fire codes?
A: Flame retardant treatment is available as a special option. The applicable grade depends on your market’s fire classification requirements. Confirm the standard you need — such as DIN 4102, NFPA 701, or a local equivalent — and we will supply matching test documentation with the shipment.
Q: How is colour consistency maintained across multiple rolls for a large pond installation?
A: Each production batch is matched to a defined colour reference, and rolls from the same batch are grouped for dispatch. The pre-shipment inspection includes a visual colour check across rolls. For large projects, we recommend ordering the full quantity in a single production run to minimise batch-to-batch variation.
Q: What is the minimum order for custom widths or colours outside the standard range?
A: Custom widths and colours beyond the standard Blue, Red, Yellow, Light blue, and Grey range are available. Minimum quantities depend on the specific GSM grade and coating setup required. Submit your target dimensions and annual volume so we can confirm lead time and production minimums for your specification.
