Three Axle Window Side Curtain Trailer Semi Trailer

PING AN brand tri-axle window type side curtain semi-trailer is equipped with high-strength, wear-resistant and waterproof PVC/polyester fiber curtains on both sides. The curtains are firmly fixed with special guide rails and tensioners, featuring excellent sealing performance and durability.They can be opened and closed quickly, flexibly and smoothly like curtains, fully exposing the side of the cargo box, which greatly improves loading and unloading efficiency and facilitates all-round operation by forklifts and workers.Compared with traditional models, it enjoys faster handling and better cargo protection. Practical and reliable, it is suitable for all kinds of trunk line and cross-border logistics transportation.

 

 

 

Side Curtain Slide Rail

This semi-trailer's rail system is exquisitely manufactured from high-strength aluminum alloy profiles, featuring solid structure, excellent durability and strong load-bearing capacity. Equipped with smooth pulleys and precision sliding bases, it enables flexible lateral movement of curtain posts and greatly reduces resistance for easy opening and closing.

Built-in limiters and locking grooves effectively prevent the posts from shifting, misalignment and shaking, ensuring stable operation of the curtain system. The fully enclosed rail design keeps out sediment, dust and rainwater to avoid clogging and rust. The pulleys run smoothly inside the sealed rails with great dustproof and waterproof performance. The structure resists deformation after long-term use, greatly extending the service life of the whole curtain system.

 

Curtain Tightener

This curtain-side semi-trailer comes standard with premium dedicated curtain tensioners. Featuring a sturdy structure and reliable performance, they fully tighten and firmly lock the side curtains. During transit, the tensioners prevent the curtains from loosening, shaking or bulging, and stop air intrusion, water leakage and dust ingress effectively.

They maintain excellent tightness of the cargo compartment, shielding goods from wind, rain and dust to avoid dampness, contamination and damage. Moreover, the tensioners help secure cargo and prevent shifting and collision caused by vehicle bumps, starts and stops. The curtain tension can be flexibly adjusted according to loading height and cargo layout to suit various working conditions. It is easy to operate, delivering outstanding stability and practicality.

1. Long-haul LTL & Express Transportation (Core Scenario) The 13m three-axle curtain-side semi-trailer has a payload of 24–30 tons and a volume of 85–100 cubic meters, suitable for intercity full-truck, LTL and multi-branch cargo distribution. It is widely used for e-commerce and express bulk cargo. The quick-open side curtain enables direct forklift side loading and unloading, improving efficiency by over 30% versus standard box trailers. With compliant and stable three axles and rainproof & dustproof PVC curtains, it replaces traditional tarpaulins, saving labor and reducing cargo loss.

2. Palletized & Standardized Cargo Transport This trailer is ideal for all kinds of palletized goods. It safely transports food, beverages, grain and oil with moisture-proof and light-shielding performance. Adjustable uprights firmly fix mixed SKU goods such as daily necessities, supermarket goods and home appliances to avoid collision. It is also suitable for roll paper, cartons and printed materials. The fully enclosed structure protects fragile, moisture and pressure-sensitive paper products during loading and unloading.

3. Building Materials, Steel & Industrial Heavy Cargo Transport It is perfect for oversized, special-shaped and heavy industrial goods. The fully open side curtain allows easy hoisting of timber, plates, profiles, doors, glass and other long materials without top dismantling. The high-load three-axle design supports heavy steel cargoes including steel pipes, rebars and steel coils, while the curtain prevents rusting. It also fits for medium and small machine tools, machinery parts and generator sets, supporting side and top loading to adapt to narrow factory passages.

4. Cross-border, Port & Special Cargo Transportation Popular in African, Middle Eastern and Southeast Asian markets, the 13–14m three-axle curtain-side trailer features light tare weight (1.5–2 tons lighter than box trailers) and large volume, offering higher loading capacity and lower fuel consumption. It is applicable to port short-distance shunting for unpacked and bulk cargo, adapting to terminal forklift operations. It performs well on complex roads and in tropical & arid climates with anti-aging curtains. Additionally, it handles exhibition equipment, furniture, bagged grain, fertilizer and feed. Custom breathable curtains are available for fruits and vegetables to ensure ventilation and dust protection.

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