Coal Transport Dump Semi Trailer
The Coal Transport Dump Semi Trailer (also known as a Coal Tipper Semi Trailer, High-Volume Coal End Dump Trailer, Thermal Coal Self-Unloading Semi Trailer, or Coal Hauling Hydraulic Tipper) is a specialized, high-capacity bulk transport trailer engineered specifically for the long-distance haulage and rapid offloading of thermal coal, metallurgical coking coal, lignite, coal washings, and petroleum coke. Designed to handle the unique volumetric density of coal (typically 0.8 to 1.1 t/m³), this trailer features an expansive, high-sided cargo body (approx. 40 to 52 CBM) that maximizes cubic filling limits without exceeding highway gross vehicle weight (GVW) or legal axle load thresholds. Constructed on an ultra-reinforced high-tensile Q345B/Q550/T700 structural steel main chassis welded via automated submerged-arc processes, it features high-strength steel side walls (4mm–6mm) with deep vertical corrugated stiffeners and a wear-resistant floor deck (6mm–8mm) supported by a dense crossmember matrix. Powered by a front-mounted multi-stage HYVA telescopic hydraulic hoist package, it delivers high tipping leverage, a steep 55° discharge angle, and rapid cycle times. Outfitted with 3 or 4 commercial heavy-duty axles (13T/16T FUWA, BPW, STEYR, or AQ axles)—with an optional front pneumatic lift axle—11-leaf mechanical spring or air ride suspension, an automatic top-hinged rear tailgate with pneumatic safety locks and dust-tight perimeter seals, and a dual-line pneumatic air braking system with WABCO emergency relay valves, this coal tipper trailer delivers maximum volumetric payload yield, minimal tare weight, and exceptional fleet profitability across energy and mining supply chains. Fully certified under ISO9001, CCC, CE, and SGS standards.
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Product Details
Technical Specifications
Model NO. : Customized / Coal Transport Spec
Type : Semi-Trailer / Coal Transport Dump Semi Trailer (High-Volume Coal Tipper)
Load Capacity : 40 - 65 Tons (Coal Density Payload Rating)
Volumetric Capacity : Approx. 40 - 52 CBM (Customizable Coal Capacity)
Condition : New
Grade : High-Performance Energy, Mining & Thermal Coal Logistics Grade
Shape : High-Side Rectangular or U-Shape Cargo Box / Front-Hoist End Dump
Origin : Shandong, China
Production Capacity : Customized
Certifications : ECE / ISO9001 / CCC / CE / SGS
HS Code : 8716399000
Overall Dimensions : Customized (Approx. 10500-12000 x 2500-2550 x 3400-3850 mm)
Cargo Box Inside Dimensions : Customized (Approx. 10000-11500 x 2300-2400 x 1700-1900 mm)
Tare Weight : Approx. 8500 kg - 9800 kg
King Pin Setting : 1220 mm
Steel Sheet Thickness : Floor Thickness 6mm - 8mm, Side Wall Thickness 4mm - 6mm (High-Tensile Steel Q345B / Q550 / T700 or NM400 Wear Plate)
Hydraulic Jack : Full set of HYVA hydraulic system, front setting multi-stage telescopic cylinder
Tailgate : One-piece tailgate with upper articulation, automatic mechanical/pneumatic safety locks with dust-tight perimeter sealing
Wheel Base : 4800mm + 1310mm + 1310mm / Customized
Tread : 1840 mm
Axle Number : 3 Axles (Optional 4 Axles)
Axle Brand : AQ, FUWA, BPW or STEYR axle
Axle Capacity : 13 Ton / 16 Ton per axle
Rims & Tires : Rim 8.0-20 or 8.5-20 / 9.00-22.5; Tire 11.00-20, 12.00-20 or 12R22.5
Tire Number : 12 pcs + 1 Spare Tire
Tire Brand : Triangle / Double Coin / Linglong
Suspension : 3 axle mechanical suspension with 11-pcs leaf spring / Air Ride / Heavy Bogie Suspension
Leaf Spring : 11-pcs (or 10/12-pcs heavy reinforced spring packs)
Brake System : Dual lines pneumatic brake system, WABCO Emergency Relay Valve; T30/30+T30 air chamber; parking brake
ABS Brand : WABCO / Kemi
Self-dumping : Hydraulic Self-dumping (Rear End Tipping)
Main Beam : I shape, Mild Alloy (16Mn / Q345B / Q550 / T700) by Automatic submerged arc welding
Cross Beam : Mild Alloy Q235 High-Density Crossmember Matrix
King Pin : Welded / Bolted kingpin, size 50# (2") or 90# (3.5")
Landing Gear : Double sides operation, Static capacity 30 Ton (JOST / FUWA)
Spare Tire Carrier : 1 or 2 Units Heavy-Duty Winch Carriers
Tool Box : 1 Unit Heavy-Duty Lockable Steel Box
Lights & Reflectors : Rear light, rear reflector, turn indicative light, side reflector, fog lamp, number plate light
Wiring : 24V, 6 lines / 7 lines ISO Standard Wiring Harness
Air/Elec. Connector : ISO standard air connector, 24V 7 pin plug socket
Paint : Sand blasting before painting, color upon request (Sa 2.5 + Epoxy Zinc Primer + Polyurethane Topcoat)
Warranty : Main Beam Frame 3 Years / Axles & Major Parts 1 Year
Package : Nude Packing / Bulk Vessel / Ro-Ro / SKD Packaging
Delivery Time : 20 - 25 Working Days
Payment Terms : T/T, L/C
Key Structural & Performance Features
1. Calibrated Coal Volumetric Geometry & Anti-Bowing Frame
- Optimized Coal Volume Utilization: Engineered specifically for the medium bulk density of coal, providing an interior volume of up to 52 CBM to ensure maximum legal payload tonnage without volumetric under-utilization.
- Corrugated Side Panel Reinforcement: High-side body walls feature continuous vertical corrugated pressings and a top box-section reinforcement rail to prevent outward panel bowing under heavy coal pressure.
- Dust-Tight Tailgate Sealing: Top-hinged single-piece rear tailgate is equipped with heavy-duty mechanical/pneumatic locking clamps and perimeter sealing gaskets to prevent fine coal dust spillage on public roads during high-speed transit.
2. Front HYVA Hoist & Clean Gravity Discharge
- Front-Mounted HYVA Hydraulic System: Outfitted with a genuine front-setting multi-stage HYVA telescopic cylinder that applies maximum tipping leverage, lowers hydraulic working pressure, and guarantees smooth elevation.
- Steep 55° Clean Discharge Angle: Reaches a steep tipping inclination to ensure 100% clean gravity discharge of wet coal dust, fines, and lump coal without sticky residue hanging up in the body.
- Submerged-Arc Welded Main Chassis: Deep main I-beams manufactured from Q345B/Q550/T700 high-tensile steel via automated submerged-arc welding ensure high frame stiffness and sag resistance under full load.
3. Commercial Heavy Running Gear & Pneumatic Safety
- 13T/16T Commercial Heavy Axles: Powered by commercial heavy-duty axles (FUWA, BPW, STEYR, or AQ) rated for 13 to 16 tons per axle, offering long service life and global spare parts availability.
- 11-Leaf Multi-Spring or Air Ride Suspension: Heavy-duty 11-piece leaf spring packs or optional pneumatic air ride suspension effectively dampen shocks on unpaved coal mine roads and power plant yards.
- WABCO Air Braking System: Dual-line pneumatic compressed air braking system equipped with WABCO emergency relay valves and T30/30+T30 spring brake chambers guarantees fast braking actuation and complete vehicle holding during discharge.
Commercial & Logistics Terms
- Shipping & Delivery: Shipped via Ro-Ro vessel, Bulk Cargo vessel, or stacked in SKD format to minimize international ocean freight costs.
- Warranty Coverage: 3-Year structural guarantee on the main chassis frame; 1-Year warranty covering axles, landing gear, hydraulic cylinder assembly, and braking valves.
- Payment Terms: 30% T/T deposit, 70% balance paid prior to dispatch; irrevocable L/C at sight accepted.
