40T Rear Dump Semi Trailer Electric Tarpaulin Cover Steel Structure For Mining Construction Bulk Cargo Hauling
This 5-axle rear-dump semi-trailer features a U-type cargo box with 1.6Xmbox height. All five axles adopt air suspension for smooth running onrough-condition roads. The 1st, 2nd and 5th axles are lift-able, together withthe overall axle-lifting function to reduce tire wear and cut fuel consumptionduring empty trips.Heavy-duty chassis and stable hydraulic lifting assemblydeliver reliable dumping performance for sand, gravel and mineral transport.
| Product Name | U-shaped Tipper Semi Trailer |
|---|---|
| Product size | 11.6 x 2.55 x 3.8 meters (cargo box height: 1.6 meters) |
| Suspension type | Air Suspension |
| Tire | 385/65R22.5 |
| Load capacity | 40Ton |
| Color | Optional |
| Features | Electric Tarp Cover on Roof |
Product Advantages
1. 40-Ton Heavy-Duty Transport Capacity
With a rated payload of up to 40 tons, it is suitable for transporting bulk materials such as sand, gravel, ore, coal, earthwork, and construction materials, meeting the demands of engineering projects and logistics operations.
2. 5-Axle Heavy-Duty Chassis Structure
The 5-axle chassis design ensures optimal distribution of cargo weight and road loads, providing a stable load-bearing foundation for frequent loading/unloading and long-distance transport.
3. U-Shaped Cargo Box Design
The U-shaped cargo box structure offers superior unloading efficiency and material centering; it is ideal for transporting bulk materials like sand, gravel, ore, and earthwork while minimizing material residue.
4. Rear-Tipping Dump Mechanism
Utilizing a rear-tipping hydraulic dump design, the cargo box is lifted and tilted backward via the hydraulic system, enabling rapid unloading, reducing manual labor, and enhancing operational efficiency.
5. Electric Roof Tarp System
Equipped with an electric tarp system for quick covering and uncovering of the cargo box, it effectively prevents the scattering of dust, silt, and lightweight materials during transport while minimizing rainwater ingress.
6. Reinforced Frame and Cargo Box Structure
Structurally reinforced for heavy-duty dump transport operations, the frame and cargo box offer enhanced overall strength, making the vehicle suitable for long-term use in mining areas, construction sites, and complex road environments.

FAQ
What is your typical production lead time?
For standard models, the lead time is generally 15-30 days after order confirmation. For customized trailers, it takes 30-45 days depending on complexity. We provide a detailed schedule upon order confirmation.
What warranty do you offer on your trailers?
We provide a 6-year structural warranty on the main frame and a 1-2 year warranty on other components, supported by clear warranty terms. Our long-term warranty reflects our confidence in product quality.
How do you handle shipping and delivery?
We handle full logistics, offering FOB, CIF, or CFR terms. We work with reliable freight partners for sea, land, or multimodal transport to ensure timely and cost-effective delivery to your nearest port or specified location.
Are spare parts readily available?
Yes, we maintain a complete inventory of common spare parts (suspensions, brakes, lights, etc.). Most parts are interchangeable with standard brands. We ensure fast spare parts supply to minimize your downtime.
Do your trailers meet international standards and certifications?
Yes, our production complies with ISO standards, and our trailers meet key market certifications such as CE for Europe and DOT for certain regions. We also provide necessary export documentation and certification support.
Can you customize trailers according to our specific requirements?
Absolutely. We specialize in OEM/ODM services. You can customize dimensions, materials, axles, braking systems, logos, paint colors, and special functions. Our engineering team will work with you from design to production.
What international payment methods do you accept?
We accept T/T, L/C, and Western Union. For long-term partners, flexible payment terms can be discussed. We ensure secure and transparent transaction processes.
Do you provide after-sales support and maintenance?
Yes, we offer 24/7 after-sales support via email, phone, and WhatsApp. We provide operation manuals, remote troubleshooting, and can dispatch technicians if needed. We also supply genuine spare parts globally.
Can we visit your factory before ordering?
Certainly. We welcome clients to visit our factory in Shandong, China. You can inspect production lines, quality control processes, and discuss requirements face-to-face. Virtual factory tours are also available.
What is your minimum order quantity (MOQ)?
For standard models, MOQ is 1 unit. For customized orders, MOQ may vary. We offer competitive pricing for both small and large fleet orders. Contact us for a tailored quotation.
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