Description

Tri-axle bottom door dump semi trailer is a popular bulk material transport model for cement plant and mining projects. It is widely used to deliver sand, gravel, limestone, cement clinker, muck and other granular loose materials. The main frame is made of Q355B high-strength manganese steel and welded by automatic submerged arc welding. It boasts strong overall rigidity and good torsion resistance, resisting deformation. The cargo box adopts thickened wear-resistant steel plates with reinforced ribs, which is impact-resistant and wear-resistant, suitable for harsh working conditions in mining areas and cement plants. It features a unique bottom-opening discharge structure. There is no need to lift the whole cargo box. Materials can be discharged smoothly even when the trailer is moving, with fast unloading speed and high efficiency. It is perfect for continuous unloading above stock yards and belt conveyors. Equipped with well-known brand multi-stage hydraulic cylinders, the hydraulic system responds steadily. The bottom door opens and closes smoothly with reliable sealing, preventing material spillage during transportation. Specifications: 3 units of 13-ton axles, 12 tires. Mechanical leaf spring suspension is standard, and air suspension is optional. It is fitted with a JOST kingpin, heavy-duty landing gear, WABCO brake system with ABS, a full set of LED lights and reflective markings. An anti-slip ladder is installed on the box for convenient maintenance. Customization of cargo box volume, plate thickness, color and logo is available. It is compatible with tractor heads such as HOWO and Shacman.