Deep Process Control Over Coating — Every 650GSM roll leaves the facility with a pre-shipment inspection record confirming actual coating weight against the agreed specification, eliminating the risk of receiving lighter material than quoted.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PVC Coated Tarpaulin |
| Weight | 650 GSM |
| Base Fabric Denier | 1000D × 1000D |
| Mesh Count | 23 × 23 |
| Coating Material | PVC |
| Roll Width | 1.50 m |
| Roll Length | 50 m |
| Surface Finish | Glossy (matte available on request) |
| Temperature Range | -15 °C to 70 °C |
| Waterproof | Yes |
| UV Treatment | Available — confirm grade and test basis required for your market |
| Flame Retardant | Available in flame retardant grades — confirm the grade required for your market |
| Anti-Fungal Treatment | Yes |
| Colour Options | Blue, yellow, black, green, white, or custom |
| OEM / ODM | Accepted |
| Printing | Custom printing accepted |
| Standards | ISO 14001, ISO 45001, CE, RoHS |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Truck and trailer side curtains | Constant flexing at load points, road spray abrasion, UV exposure across seasons |
| Construction site covers | Debris impact, wind uplift, rain ingress, repeated folding and repositioning |
| Tent and awning fabric | Tension loading on frame structures, UV and rain cycling, weld seam integrity |
| Equipment and machinery covers | Puncture from sharp edges, dust and moisture ingress, thermal expansion and contraction |
| Agricultural and aquaculture covers | Permanent water contact, soil chemistry exposure, biological growth risk |
Why the 650 GSM Figure Alone Does Not Guarantee Strength
Coating weight without base fabric context tells you nothing about tear or tensile performance. A PVC coated tarpaulin roll rated at 650 GSM could achieve that weight through a thick coating on a low-denier scrim, which delivers bulk but fails under tension. The real strength comes from the relationship between the 1000D × 1000D base yarn and the 23 × 23 mesh count, which together determine how load distributes across the fabric before a tear initiates and propagates. I have seen coated fabric at this weight class pass initial visual inspection yet split along the warp direction within weeks when subjected to sustained tensile load [NEED_CITE: tensile and tear test methods for coated fabrics per ISO 1421]. Technical buyers specifying PVC Coated Tarpaulin 650GSM 1000D*1000D technical specifications need to evaluate the base fabric construction alongside the stated GSM, because the coating adds waterproofing and surface protection but does not carry structural load.
Coating Adhesion and Weld Performance at 650 GSM
The PVC coating applied to this 1000D × 1000D base fabric must achieve sufficient adhesion to survive repeated thermal welding during fabrication. When the coating bond to the scrim is weak, heat-welded seams delaminate under stress before the base fabric itself reaches its tear threshold. For technical buyers and fabricators who cut and weld roll stock in-house, the coating formulation and its bond strength directly determine whether seams hold or fail in the field. This PVC coated tarpaulin roll is produced with process controls that maintain consistent coating-to-substrate adhesion across the full 50-metre roll length, supporting reliable hot-air and wedge welding outcomes.
Temperature Operating Range and Climate Suitability
The specified operating range of -15 °C to 70 °C defines the boundary within which the PVC coating retains flexibility without cracking in cold conditions or softening and losing dimensional stability in heat. For buyers sourcing PVC Coated Tarpaulin 650GSM 1000D*1000D technical specifications for projects in regions with seasonal temperature extremes, this range indicates suitability for temperate and warm climates while flagging the need for alternative formulations in sustained sub-zero environments. The glossy surface finish reflects a portion of solar radiation, which moderates heat absorption compared to darker matte finishes, though colour selection remains a primary variable in thermal behaviour [NEED_CITE: PVC coated fabric thermal performance under solar loading].
Understanding the 1000D × 1000D and 23 × 23 Construction
The denier figure indicates the linear mass density of each yarn in the warp and weft directions. At 1000D, the individual yarns carry substantial cross-sectional thickness, which directly contributes to tensile capacity. The 23 × 23 mesh count defines how many yarns per inch run in each direction. A higher mesh count with a lower denier would produce a tighter but thinner weave, while this combination of heavy yarn at moderate density creates an open construction that allows the PVC coating to penetrate and encapsulate each yarn fully. This encapsulation is what prevents water ingress and gives the coated fabric its tear resistance — when a puncture occurs, the coating locks the surrounding yarns in place, limiting tear propagation. The 650 GSM total weight reflects this balance between base fabric mass and coating volume. Surface finish options, glossy or matte, influence downstream fabrication choices: glossy surfaces clean more readily and suit printed branding, while matte surfaces reduce glare on construction sites and accept paint or adhesive applications more effectively. The temperature range of -15 °C to 70 °C sets the practical deployment envelope, beyond which the plasticiser migration rate changes and the fabric either stiffens or softens beyond usable limits.
The Hidden Cost of Specifying on GSM Without Verification
When roll stock arrives at a fabrication facility and the actual coating weight falls below the quoted specification, the consequences compound through the supply chain. Fabricators who cut and weld the material into finished covers find that lighter-coated fabric tears more easily at stress points, weld seams peel apart under lower loads, and end users experience premature failure in the field. For importers and distributors holding inventory, a batch that tests below the stated 650 GSM means either absorbing the loss or facing returns from downstream customers. Colour inconsistency between rolls in the same shipment creates visible panel mismatches once installed side by side, forcing replacement of entire sections rather than individual panels [NEED_CITE: batch colour variation in coated fabric production runs]. These failures do not originate from the specification sheet — they originate from the gap between what is quoted and what is actually shipped.
Why Technical Buyers Source This Grade Here
The PVC coating process is controlled with direct oversight of coating weight application, meaning the 650 GSM figure on the quotation is the figure verified at dispatch. Three full production lines and 36 sets of equipment provide capacity to fulfil multi-roll orders with consistent lead times rather than extended backlogs. A 10-person R&D team handles custom colour matching, surface finish selection, and treatment formulation, enabling specification adjustments without switching suppliers. Every roll undergoes 100% pre-shipment inspection with a record that travels with the dispatch documentation, providing traceability from production batch to delivery. Custom widths and lengths are produced on established lines rather than outsourced, maintaining process control across non-standard dimensions. Nearly 30 years of focused coated fabric production underpins the process parameters applied to each roll of PVC Coated Tarpaulin 650GSM 1000D*1000D technical specifications that ships from this facility.
Documentation & Verification
- Material specification sheet stating 650 GSM, 1000D × 1000D denier, and PVC coating type with every quotation
- UV and flame retardant test reports issued where applicable, referencing stated standards for your target market
- Pre-shipment inspection record confirming actual coating weight per roll against the agreed specification
- Roll packing list detailing batch number, colour, and roll count for customs and warehouse receipt
- Certificate of origin and full customs documentation included for cross-border shipments
Fabrication, Handling & Storage
- Hot-air welding at 450–550 °C suits the 650 GSM PVC coating thickness — test weld parameters on a sample offcut first
- The glossy surface accepts solvent-based ink printing; confirm ink compatibility with the PVC formulation before production runs
- Store rolls upright on their cores in shaded, ventilated areas to prevent flat-spotting and coating adhesion loss on the 1.50 m width
- Allow the PVC coated tarpaulin roll to acclimatise to workshop temperature before unrolling to avoid creasing at low temperatures
- Avoid stacking heavy objects on stored rolls to prevent permanent impression marks on the glossy coating surface
Requesting a Specification Match for Your Project
Provide the end-use application, expected environmental exposure, and any fire classification or UV test standard required by your market. Specify whether you need roll stock in the standard 1.50 m × 50 m format or require custom width and length for cutting efficiency. If colour consistency across multiple rolls is critical for your project, state the quantity and whether batch matching must fall within a defined colour tolerance. Indicate whether you require printed panels or plain stock, and whether sample rolls are needed before committing to a full production order.
Frequently Asked Questions
Q: How is the 650 GSM weight verified before my rolls ship?
A: Every roll undergoes a pre-shipment inspection where a sample is cut and weighed against the quoted specification. The inspection record accompanies your dispatch documentation, showing actual measured weight per roll. This process ensures the PVC coating weight you receive matches the 650 GSM stated on your quotation.
Q: Can I obtain certified test reports for flame retardant or UV treatment?
A: Flame retardant and UV treatments are available in multiple grades, and test reports are issued referencing the specific standard applied. Specify the classification required for your market — such as M2, B1, NFPA 701, or DIN 4102 — and the matching test report will be included with your shipment documentation.
Q: How is colour consistency controlled when I order multiple rolls?
A: Rolls within a single order are produced from the same coating batch, with colour reference checks conducted during the coating process. If your application requires panels installed side by side, state this when ordering so that batch matching and colour tolerance controls are applied to your production run.
Q: What are the lead times and minimums for custom roll widths or lengths?
A: Custom widths and lengths are produced on the same full production lines used for standard rolls, maintaining consistent coating quality. Lead times vary with order size and colour specification. Request a quotation with your required dimensions and annual volume for a confirmed schedule and minimum order quantity.
Q: What is the difference between glossy and matte surface options for this fabric?
A: The glossy finish provides a smooth surface that cleans easily and supports sharp printed branding, making it suitable for truck covers and tensile structures. The matte finish reduces glare and accepts paint or adhesive applications more effectively, often preferred for construction covers and site enclosures. Both finishes use the same 1000D × 1000D base fabric construction.
