Verified Coating Weight Control — dedicated QA/QC checks GSM against the material specification sheet at every production stage before dispatch.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | PE Tarpaulin |
| Material | Polyethylene woven fabric with PE coating |
| Weight Range | 80-110 GSM (lightweight) / 120-150 GSM (medium) / 160-240 GSM (heavy-duty) |
| Thickness | 0.18-0.22 mm (lightweight) / 0.22-0.28 mm (medium) / 0.30-0.35 mm (heavy-duty) |
| Mesh Count | 8×8 (lightweight) / 10×10 (medium) / 12×12 (heavy-duty) |
| Tensile Strength | Meridian 300-500 / Latitude 250-450 N/5cm (lightweight); Meridian 500-800 / Latitude 400-700 N/5cm (medium); Meridian 900-1200 / Latitude 700-1000 N/5cm (heavy-duty) |
| Water Resistance | Double waterproof surfaces |
| UV Treatment | Available (confirm treatment specification for your exposure conditions) |
| Color & Size | Custom color, custom size cut to vehicle model |
| Key Features | Reinforced corners, center-to-center eyelet spacing 39.4 inches, custom fitment to truck and trailer models |
Application Suitability
| Application | Exposure & Requirement |
|---|---|
| Flatbed truck load cover | Highway wind load, rain and road spray, tie-down strap abrasion at corners |
| Side curtain for trailer | Constant flexing at folds, UV exposure on long-haul routes, lateral wind pressure |
| Temporary staging yard cover | Standing water pooling, dust ingress, repeated removal and re-installation |
| Transport equipment builder supply | Model-specific dimensional accuracy, batch colour match across a fleet build programme |
Why Generic-Size Covers Fail on Specific Trailer Models
A truck cover cut to a generic dimension will leave edges exposed and flap under highway wind load, accelerating fabric fatigue at the hem line.
Fleet operators frequently specify a nominal size based on trailer length alone, without accounting for load profile height or tailgate clearance. The result is excess material that billows at speed, concentrating stress at the tie-down points and the welded hem [NEED_CITE: tensile and tear test methods for coated fabrics per ISO 1421]. Over repeated trips, the eyelet spacing and reinforced corner construction take disproportionate load because the cover is not sitting flush against the cargo profile. A PE Tarpaulin for truck and transport applications must be dimensioned to the actual vehicle, not a rounded catalogue size.
Cut-to-Model Fitment Eliminates Edge Flap
Generic covers sized in round metre increments rarely match the actual load envelope of a specific trailer model. When the cover is oversized, loose edges catch crosswind and generate repeated snap loads on the eyelets. When undersized, the hem sits above the cargo deck and water runs underneath. Sizing a PE tarpaulin to the exact trailer model — accounting for deck height, load profile and rear door clearance — removes both failure modes. The cover sits flush, the tie-down straps apply even tension, and the reinforced corners carry load as designed.
Reinforced Tie-Down Points Match Fleet Strapping Practice
Fleet operators standardise on ratchet straps or bungee cords at fixed intervals along the trailer side rail. The 39.4-inch center-to-center eyelet spacing on this PE tarpaulin aligns with common strap spacing on standard flatbed and curtain-side trailers. Reinforced corners handle the peak load that occurs when a strap is tensioned at an angle to the cover edge [NEED_CITE: load distribution at tie-down points on transport covers]. Where generic covers space eyelets at arbitrary intervals, forcing operators to skip or double up strap positions, model-specific spacing means every strap finds an eyelet.
Weight Grade Selection for Road Duty
Selecting the correct GSM tier is critical for transport applications. Lightweight 80-110 GSM covers suit temporary yard storage and short-distance deliveries where the cover is removed daily. Medium 120-150 GSM grades handle regional routes with moderate exposure. Heavy-duty 160-240 GSM construction, with meridian tensile strength up to 1200 N/5cm and latitude up to 1000 N/5cm, is specified for long-haul routes where the cover remains tensioned for extended periods under sustained wind load and UV exposure [NEED_CITE: PE tarpaulin UV degradation under continuous highway exposure]. Choosing the wrong tier leads either to premature fabric breakdown or unnecessary weight penalty on every load.
How Mesh Count and Coating Interact at Flex Points
The relationship between base fabric mesh count and coating weight determines how the cover behaves where it bends over cargo edges. An 8×8 mesh in the lightweight grade provides adequate coverage for static storage but concentrates stress at each yarn intersection when the fabric flexes repeatedly. A 12×12 mesh in the heavy-duty grade distributes the same flex load across more yarn crossings, reducing the chance of coating crack at the fold line. The double waterproof surface treatment must remain intact through these flex cycles — if the coating fractures, water enters the weave and the waterproof rating is compromised regardless of the original specification.
What Happens When Cover Sizing Is Wrong
A cover that is too large for the trailer model creates loose material that whips in transit, generating cyclic fatigue at the hem weld. A cover that is too small forces the eyelets to carry load beyond their design angle, pulling the reinforced corner away from the fabric body. In both cases the failure point is predictable and repeatable [NEED_CITE: transport cover fatigue failures traced to dimensional mismatch]. Fleet operators who standardise on model-specific cut sizes eliminate this variable, and pre-shipment inspection records confirm each cover matches the stated vehicle dimension before it leaves the factory.
Verified Output at Every Production Stage
Each production run carries a dedicated QA/QC check that confirms GSM against the material specification sheet, verifies eyelet spacing and corner reinforcement, and records the cut dimensions against the specified trailer model. A 100% pre-shipment inspection means every cover in the batch is measured and logged, not sampled. The R&D team handles custom sizing and pattern layout to maximise fabric yield while maintaining seam placement away from high-stress zones. Roll packing lists and certificates of origin accompany each dispatch for receiving and customs clearance.
Documentation & Verification
- Weight verification record per cover confirming GSM matches the agreed specification before dispatch
- Material specification sheet stating base fabric mesh count, coating type and colour reference
- Cut-size confirmation sheet listing exact dimensions matched to the specified trailer model
- Pre-shipment inspection record covering eyelet spacing, corner reinforcement and surface condition
- UV treatment specification sheet confirming treatment type and basis where applicable
- Roll packing list and certificate of origin included for customs and receiving documentation
Fabrication, Handling & Storage
- Heat-weld seams using temperature and dwell settings matched to the selected PE coating weight grade
- Reinforce eyelet positions with additional PE patch layers at 39.4-inch spacing intervals on heavy-duty grades
- Store rolled covers upright on pallets to prevent flat crease marks that become permanent fold lines
- Allow cold-stored covers to reach ambient temperature before unfolding to avoid coating crack at low-temp stiffness
- Clean double waterproof surfaces with mild detergent only; solvent-based cleaners degrade the PE coating layer
- Repair minor punctures with compatible PE repair tape applied to both surfaces of the double-coated fabric
What to Include in Your Enquiry
Specify the exact truck or trailer model, including deck dimensions and typical load profile height, so the cover can be sized to the vehicle rather than a generic dimension. Confirm the weight tier and whether UV treatment is required for your route exposure conditions. State the quantity per model and whether covers are needed as finished cut-to-size pieces or as roll stock for your own fabrication. If batch colour consistency across a fleet order is critical, note the colour reference and request a pre-production sample for sign-off.
Frequently Asked Questions
Q: How is GSM verified on arrival for a truck cover order?
A: Each cover ships with a weight verification record confirming GSM against the quoted specification. We recommend buyers conduct a spot-check weigh on receipt using a calibrated scale and compare against the pre-shipment inspection record included with the documentation package. Any discrepancy should be reported before the covers are deployed.
Q: How is UV treatment documented for outdoor road exposure?
A: Where UV treatment is specified, a treatment specification sheet is included listing the treatment type and basis. Buyers should confirm the UV requirement matches their route exposure conditions and local market expectations, as treatment levels vary by application severity and regional climate.
Q: How is cover sizing matched to specific trailer models?
A: Covers are cut to dimensions provided for the exact truck or trailer model, accounting for deck size, load height and rear door clearance. The pre-shipment inspection record confirms each cover matches the stated vehicle dimension, eliminating the edge flap and tension problems that arise from generic sizing.
Q: What eyelet and corner options are available for tie-down security?
A: Standard configuration includes reinforced corners and eyelets at 39.4-inch center-to-center spacing, aligned with common fleet strap intervals. Alternative spacing or additional reinforcement patches can be specified at the enquiry stage based on your strapping practice and load type.
Q: Is batch colour consistent across multiple covers for the same fleet?
A: Colour consistency is managed per production batch, and a colour reference is stated on the material specification sheet. For fleet orders requiring visual uniformity, a pre-production sample is supplied for sign-off before the full batch is produced, and each roll is checked against the reference during inspection.
