Description
Verified Roll Weight — Every roll of PVC coated tarpaulin for fish pond lining is weighed and recorded against the quoted GSM before dispatch, eliminating the gap between specification and delivery.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Base Fabric Denier Options | 500D×500D / 500D×840D / 500D×1000D / 1000D×1000D / 1000D×1300D / 1300D×1300D / 1000D×2000D |
| Weight Options (GSM) | 350 / 400 / 420 / 500 / 600 / 650 / 750 / 900 |
| Total Thickness Range | 0.29 mm (350 GSM) to 0.65 mm (900 GSM) |
| Mesh Count | 30×19 / 20×20 / 30×15 depending on grade |
| Tensile Strength – Warp | 1650 N to 3900 N across grade range |
| Tensile Strength – Weft | 1600 N to 3500 N across grade range |
| Coating Material | PVC & Polyester |
| Coating Method | Double-Sided PVC Coating |
| Key Features | Waterproof, Anti-UV treatment (test basis not stated), Flame Retardant (grade not stated — confirm the grade required for your market), Repairable by hot air welding |
| Surface Finish | Smooth with leather-like texture |
| Color | Customizable |
| Service Life | Suited to extended continuous water and sun exposure |
| Standards Referenced | ISO, CE |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Commercial fish pond lining | Permanent water immersion, substrate puncture risk, continuous UV exposure, chemical interaction with feed and treatments |
| Aquaculture tank and reservoir construction | High hydrostatic pressure, seam integrity under load, abrasion from earthen and concrete substrates |
| Agricultural water containment | Seasonal filling and draining cycles, algal and biological contact, solar degradation |
| Hatchery and nursery pond liners | Smooth surface for hygiene, low leaching requirement, frequent cleaning and partial replacement |
Why the Stated GSM Does Not Always Match What Arrives
When buying PVC tarpaulin roll for fish pond projects in volume, the single most common complaint is material arriving lighter than the quotation promised.
A roll that measures below the quoted GSM means thinner coating, lower tensile reserve, and a pond liner that fails before the expected service window closes.
Wholesale buyers ordering multiple rolls for aquaculture lining projects have limited recourse once the container is opened on site. Re-ordering mid-project delays construction and forces colour-matching compromises between batches. The problem compounds when the stated GSM is used as the sole basis for comparing supplier quotations — a lighter roll may appear cheaper per square metre while carrying substantially less coating material. [NEED_CITE: ISO 1421 tensile and tear test methods for coated fabrics]
Roll-to-Roll Consistency Across Large Pond Lining Orders
Pond construction projects often span multiple lined basins built over several months. A PVC tarpaulin roll for fish pond applications must deliver the same coating weight, colour depth, and surface texture from the first roll to the last. Batch variation becomes visible at the overlap seams where two rolls meet — a tonal shift signals a coating formulation change that may also affect weld compatibility. Consistent roll output allows fabricators to set hot-air welding parameters once and maintain them through the entire installation.
Container Loading Optimised for Wholesale Pond Liner Buyers
Buying by the roll at wholesale volume means freight cost per square metre directly affects landed price. Roll packing dimensions and weight per roll determine how many linear metres fit in a standard container. Our PVC coated tarpaulin rolls are packed to maximise container utilisation while protecting the outer wrap from transit abrasion. Mixed-grade orders — where a distributor stocks several GSM options from a single shipment — are planned at the packing stage so that container weight distribution and customs documentation align with the packing list. [NEED_CITE: container load planning methods for coated fabric rolls]
How GSM, Denier, and Mesh Count Interact in Pond Liner Fabric
The weight of a PVC coated tarpaulin alone does not determine its suitability for fish pond lining. Base fabric denier sets the tensile floor — a 1000D×1000D construction carries a higher baseline strength than a 500D×840D weave even before coating weight is considered. Mesh count controls how much PVC paste fills the interstices: a tighter 30×19 weave requires more coating to achieve full encapsulation than an open 20×20 construction. This is why two rolls at 650 GSM can show different tensile and tear values depending on their underlying construction. For pond liners that sit under constant hydrostatic load, the combination of high denier and adequate coating thickness delivers puncture resistance where it matters most — at the substrate contact point. The double-sided PVC coating method used here ensures both faces contribute equally to waterproofing and abrasion defence, rather than relying on a single coated surface backed by exposed base fabric.
The Hidden Cost of Choosing the Wrong Roll Grade
Specifying a lighter GSM grade to reduce material cost on a pond lining project creates downstream expense. A roll with insufficient coating thickness is more vulnerable to puncture from sharp substrate stones, and the base fabric becomes exposed at stress points where the liner folds against the pond wall. Colour variation between rolls sourced from different production batches forces on-site sorting and selective placement, slowing installation. When flame retardant grades are required by local aquaculture regulation but the supplied rolls carry no verifiable test result, the entire installation may fail inspection, requiring full replacement. [NEED_CITE: common causes of coated fabric liner failure in aquaculture installations]
Why Wholesale Buyers Source PVC Pond Liner Rolls Here
Three full production lines and 36 sets of professional equipment support bulk roll output with controlled coating application across every GSM grade in the range. A 10-person R&D team develops custom width and colour samples within days, allowing distributors to confirm specification before committing to container quantities. Dedicated QA and QC operates at every production stage — coating weight is checked during application, not only at final inspection. Pre-shipment inspection covers every roll individually, with weight recorded against the material specification sheet. Nearly three decades of focused coated fabric production means process parameters for each denier and GSM combination are established, not experimental.
Documentation & Verification
- Material specification sheet stating exact GSM, base fabric denier, and coating type for each roll grade
- Pre-shipment inspection record with individual roll weight verified against the quoted specification
- Roll packing list detailing roll count, net weight, and container loading plan for customs clearance
- Anti-UV and flame retardant test reports supplied where applicable to the ordered grade
- Certificate of origin and customs documentation support for cross-border wholesale shipments
Fabrication, Handling & Storage
- Hot-air welding parameters should be set per GSM grade — heavier rolls require higher temperature and slower travel speed for full seam fusion
- Store PVC tarpaulin rolls upright on pallets to prevent flat-spot deformation on the outer coating layers
- Cut rolls on clean, flat surfaces to avoid dragging the leather-like surface finish across abrasive ground
- Avoid folding heavy-grade rolls sharply during on-site pond liner deployment to prevent coating micro-cracking
- Clean pond liner surfaces with mild detergent only — solvent-based cleaners may attack the double-sided PVC coating
Request a Quotation with Your Project Parameters
To provide an accurate quotation and lead time for PVC tarpaulin roll for fish pond projects, specify the GSM grade, roll width, and total linear metres required. Confirm whether your local aquaculture regulations require flame retardant or anti-UV certification so the correct test documentation can be prepared. Indicate your preferred packing format and target container type to allow loading optimisation before dispatch.
Frequently Asked Questions
Q: How is the GSM verified on each roll before shipment?
A: Every PVC coated tarpaulin roll is individually weighed and measured against the material specification sheet during pre-shipment inspection. The recorded weight per roll is documented on the packing list, allowing wholesale buyers to cross-check the GSM on arrival using a calibrated scale and a measured sample cut from the roll end.
Q: How do you maintain colour consistency across multiple rolls in one order?
A: Rolls within a single bulk order are produced from the same coating batch where possible. Colour reference is matched against the approved sample before production begins, and visual inspection under controlled lighting is performed at the winding stage to identify any roll that deviates from the batch standard.
Q: What roll widths are available and can custom widths be ordered?
A: Standard and custom roll widths are available across the full GSM range. Custom widths require confirmation of minimum order quantity and lead time, which vary by grade. Provide your required width and total metreage for a quotation with packing and container loading details.
Q: How are rolls packed to optimise container freight cost?
A: Rolls are packed in roll, bale, or carton format depending on grade and buyer preference. Container loading plans are prepared at the quotation stage so wholesale buyers know the exact roll count, weight, and cubic utilisation before confirming the order, reducing unexpected freight surcharges.
Q: What documentation ships with a wholesale pond liner roll order?
A: Each shipment includes a material specification sheet per grade, a pre-shipment inspection record with verified roll weights, a detailed packing list, and a certificate of origin. Flame retardant and anti-UV test reports are included where applicable to the grades ordered.
