Self Loading Mixer Truck
Self Loading Mixer Truck
A Self-Loading Concrete Mixer (also known as a Self-Loading Concrete Mixer Truck or Mobile Concrete Batching Truck) is an all-in-one mobile construction vehicle that automates the entire concrete production cycle directly on the job site.
1 Self-Loading Mixer=Wheel Loader+Concrete Batching Plant+Transit Mixer Truck
Capacity available: 1.8m³/batch, 2.6m³/batch, 3.5m³/batch and 4m³/batch
Engine can be used: Yuchai, Weichai, Cummins, Perkins etc.
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PRODUCT DESCRIPTION
Henan Shengmao Machinery Co., Ltd. is a leading Chinese manufacturer of heavy construction and concrete machinery. Shengmao’s SLM Series Self-Loading Concrete Mixers (1.8 m3 to 4m3) are engineered as heavy-duty "Mobile Batching Plants on Wheels".
Designed to drastically reduce equipment capital investment and labor costs, a single Shengmao self-loading mixer allows 1 operator in the cab to load, weigh, mix, transport, and pour fresh concrete anywhere on site, saving up to 70% on labor expenses and delivering full equipment payback within 4 to 8 months.
Core Working Characteristics
Autonomous Loading & Metering: An articulated front shovel scoops aggregate and cement directly from raw stockpiles, while integrated electronic load cells and automated water pumps ensure accurate mix proportions.
Rapid On-Demand Mixing: The heavy-duty bi-conical drum produces fresh, homogeneous concrete within 3 to 5 minutes per batch.
4WD All-Terrain Mobility: Equipped with four-wheel drive (4WD), high ground clearance, and steep gradeability (30−45), allowing it to traverse mud, unpaved mountain roads, and tight job sites.
Multi-Angle Slewing Discharge: The drum rotates horizontally by 270∘ to 290∘, enabling multi-directional concrete pouring into ditches, formworks, and foundations without repositioning the vehicle.
Primary Applications: Rural and mountain road paving, canal and water conservancy projects, housing foundations, tunnels, bridges, and remote construction sites where commercial ready-mix plants are unavailable.
PARAMETERS
|
Specification / Parameter |
SLM1.8 |
SLM2.6 |
SLM3.5 |
SLM4.0 |
|
Mixing Batch Output |
1.8 m³/batch |
2.6 m³/batch |
3.5 m³/batch |
4.0 m³/batch |
|
Hourly Productivity |
7.2 m³/h |
10.4 m³/h |
14.0 m³/h |
16.0 m³/h |
|
Drum Geometrical Volume |
2,680 L |
3,580 L |
4,740 L |
6,000 L |
|
Engine Brand & Model |
Yuchai 490 Turbo |
Yuchai 4102 Turbo |
Yuchai 4105 Turbo |
Yuchai YCD4J22G |
|
Engine Power Rating |
55 kW |
78 kW |
85 kW |
95 kW |
|
Power Shift Gearbox |
ZL-265 (4F / 4R) |
ZL-280 (4F / 4R) |
ZL-280 (4F / 4R) |
ZL-280 (4F / 4R) |
|
Hydraulic Reducer |
HJ80-43 |
HJ80-43 |
HJ80-43 |
KY07-5-J |
|
Hydraulic Motor |
BM5-160 |
BM5-160 |
BM5-160 |
HAA2FM56 / Rexroth |
|
Water Tank Capacity |
400 L |
500 L |
620 L |
660 L |
|
Drum Slewing Angle |
270∘ |
270∘ |
270∘ |
270∘ |
|
Max Traveling Speed |
30 km/h |
30 km/h |
30 km/h |
35 km/h |
|
Max Gradeability |
30∘ |
30∘ |
30∘ |
45∘ |
|
Turning Radius |
5,270 mm |
5,300 mm |
5,300 mm |
4,800 mm |
|
Operating Weight |
5,666 kg |
6,500 kg |
7,500 kg |
9,000 kg |
|
Tires & Axle Setup |
23.5/70 Radial |
23.5/70 Radial |
23.5/70 Radial |
1670-22.5 Dual Front |
|
Standard Tech Inclusions |
3 Cameras, A/C, Scale |
3 Cameras, A/C, Scale |
3 Cameras, A/C, Scale |
3 Cameras, A/C, Scale |
CORE PARAMETERS
Capacity available: 1.8m³/batch, 2.6m³/batch, 3m³/batch and 3.5m³/batch
Engine can be used: Yuchai, Weichai, Cummins, Perkins etc.
CORE SELLING POINT
"Mobile Batching Plant on Wheels" (5-in-1 Integration)
The Traditional Challenge: Setting up a stationary batch plant requires heavy foundation costs, road permits, a dedicated wheel loader for aggregate charging, and expensive mixer trucks for transit. Shengmao Advantage: A single Shengmao self-loading mixer drives directly to raw material stockpiles, scoops gravel and sand with its front shovel, measures materials electronically, adds water, mixes inside the drum, and delivers ready-to-pour concrete straight to the jobsite.
Extreme Labor Reduction (Over 70% Savings)
The Traditional Challenge: Traditional site mixing crews require 6 to 10 workers for shoveling, carrying cement bags, running drum mixers, and wheelbarrowing concrete. Shengmao Advantage: All operations are managed from an ergonomic cabin with pilot joysticks. One operator handles loading, weighing, driving, and pouring, while a second helper assists with bag placement or chute positioning.
270 Flexible 4-Side Discharge
The Traditional Challenge: Standard mixer trucks can only discharge from the rear, requiring difficult repositioning and tight turns in narrow alleys or alongside roadside ditches. Shengmao Advantage: The drum slews horizontally up to 270, allowing the operator to dump concrete directly to the left, right, front, or rear at variable discharge heights.
Laboratory-Grade Batching Accuracy On-Site
The Traditional Challenge: Manual site mixing results in uneven water-cement ratios, weak compressive strength, and material waste. Shengmao Advantage: Built-in hydraulic weighing transducers and time-relay water dosing ensure precise aggregate and water proportions, displaying real-time batch weights on the in-cab monitor.
Unmatched All-Terrain Mobility (Gradeability up to 45 )
The Traditional Challenge: Commercial mixer trucks get stuck in muddy terrain and cannot climb steep unpaved mountain roads. Shengmao Advantage: Built on an articulated or rigid 4WD chassis with high-torque Yuchai/Weichai engines, wide off-road radial tires, and wheel-side reduction bridges, enabling reliable operation across steep inclines (30∘−45∘).
RECOMMENDED USAGE SCENARIOS
Remote Construction Sites & Rural Infrastructure
Operational Challenge: Remote construction projects (rural highways, mountain road repairs, island projects, mining camps) are located dozens of kilometers away from commercial ready-mix concrete plants. Long transit times cause slump loss, concrete hardening, and high transport fees.
Shengmao Solution: The mixer acts as a self-sufficient mobile batching station. Raw aggregates and cement stored on-site are scooped, weighed, mixed, and poured on-demand directly at the paving location.
Recommended Model: SLM2.6 (10.4 m³/h) or SLM3.5 (14 m³/h).
Water Conservancy, Dams & Irrigation Canals
Operational Challenge: Water conservancy projects (dams, canal linings, drainage ditches, spillways) involve linear construction across long distances, requiring continuous small-to-medium pours along uneven embankments.
Shengmao Solution: With its 4WD off-road chassis and steep gradeability (30∘−45∘), the mixer drives directly along canal banks and uses its 270 slewing drum to pour concrete straight into ditch beds and canal formwork.
Recommended Model: SLM3.5 (14 m³/h) or SLM4.0 (16 m³/h).
Residential Housing, Commercial Buildings & Foundation Pours
Operational Challenge: Small-to-medium contractors building residential homes, villas, commercial plazas, and warehouse floor slabs need flexible on-site batching without paying minimum load penalties for commercial transit mixers.
Shengmao Solution: A single operator coordinates aggregate scooping, precision electronic batching, and chute pouring for footings, grade beams, slabs, and columns.
Recommended Model: SLM2.6 (2.6 m³/batch) or SLM3.5 (3.5 m³/batch).
Bridges, Highway Slopes & Box Culvert Construction
Operational Challenge: Bridge pier foundations, box culverts, retaining walls, and highway slope stabilization require high-strength, consistent concrete poured in restricted access zones alongside active traffic.
Shengmao Solution: Precision on-board electronic load cells ensure strict water-cement-aggregate ratio compliance for structural strength. The slewing drum pours directly into culvert forms or crane buckets.
Recommended Model: SLM4.0 (16 m³/h).
Narrow Spaces & Congested Urban Infrastructure
Operational Challenge: Urban utility trenching, municipal pipeline repairs, alley paving, and historic city center renovations feature cramped roadways where full-size 10 m³ mixer trucks cannot enter or turn around.
Shengmao Solution: Compact turning radius (4.8m−5.3m), 4-wheel steering (on SLM4), and two-way driving (on SLM3.5) allow effortless maneuvering in narrow streets and tight dead-ends.
Recommended Model: SLM1.8 (5.27m turning radius).
Highway Slope Protection & Mountain Embankments
Operational Challenge: Mountain road construction requires continuous concrete pouring along steep incline slopes and drainage gutters.
Shengmao Solution: High-torque supercharged diesel engines (Yuchai, Weichai, FAW Xichai) with wheel-side planetary reduction drive axles allow the mixer to climb steep gradients up to 45 with a full load of wet concrete.
Recommended Model: SLM4.0 (45∘gradeability).
FAQ
Q1:What is a Self-Loading Concrete Mixer, and how does it work?
A1:
A Self-Loading Concrete Mixer (SLM) is an all-in-one mobile construction vehicle that automates the entire concrete production cycle on-site.
It combines 5 core functions in a single machine:
Self-Loading: Front hydraulic shovel bucket scoops aggregates and cement.
Electronic Weighing: On-board load cells accurately measure each ingredient.
High-Speed Mixing: Heavy-duty bi-conical drum homogenizes concrete in 3−5 minutes.
4WD Site Transport: Travels across rough, unpaved jobsite terrain.
Multi-Angle Discharging: The drum slews up to 270∘to pour concrete on all sides without moving the chassis.
1 Shengmao SLM Unit=Wheel Loader+Mobile Batching Plant+Concrete Transit Mixer.
Q2:How many operators are required to run a Shengmao Self-Loading Mixer?
A2:
Only 1 to 2 workers are needed:
1 Operator: Inside the air-conditioned cabin operating the vehicle, hydraulic loading shovel, batching system, and slewing drum using intuitive joysticks.
1 Ground Helper (Optional): Assists with cement bag placement and chute positioning.
This cuts site labor requirements by over 70% compared to traditional manual site-mixing crews (which typically require 6–10 workers).
Q3:What models and batch capacities does Shengmao offer?
A3:
Shengmao manufactures 6 standardized models to suit various project scales:
SLM1.8 : 1.8 m³ / batch (7.2 m³/h) — Compact, urban, and residential projects
SLM2.6: 2.6 m³ / batch (10.4 m³/h) — Rural roads and foundations
SLM3.5: 3.5 m³ / batch (14.0 m³/h) — Best-selling global all-around model
SLM4.0: 4.0 m³ / batch (16.0 m³/h) — Heavy civil works &45 gradeability
Q4:How accurate is the on-board weighing and batching system?
A4:
Shengmao SLM mixers feature an electronic batching system equipped with hydraulic pressure load cells and an in-cab digital LCD monitor. It measures sand, gravel, and cement in real time with high accuracy (±1%). Water is automatically dosed from the onboard water tank (400 L to 1,465 L) via a hydraulic water pump and time-relay control, guaranteeing strict mix-recipe compliance.
Q5:What is the drum slewing angle, and why is it important?
A5:
SLM1.8 to SLM4: Slews horizontally up to 270∘.
Key Benefit: The operator can discharge concrete to the left, right, front, or rear at variable heights without moving the vehicle. This is critical when pouring into roadside ditches, foundation trenches, or narrow spaces where turning the truck is impossible.
Q6:Can the self-loading mixer operate in muddy terrain and steep mountain slopes?
A6:
Yes. All Shengmao SLM mixers feature Four-Wheel Drive (4WD), torque converter transmissions, heavy-duty wheel-side planetary reduction axles, and wide off-road radial tires.
They deliver extraordinary gradeability up to 30∘(SLM1.8–3.5) and 45∘(SLM4.0) with a full load of wet concrete.
Q7:What diesel engines power Shengmao self-loading mixers?
A7:
Shengmao equips its mixers with heavy-duty turbocharged diesel engines from China's top tier industrial manufacturers:
Yuchai Supercharged Engines:55 kW (SLM1.8), 78 kW (SLM2.6), 85 kW (SLM3.5 & SLM4.0), 95 kW (SLM4.0).
Q8:How is the mixing drum cleaned after a pour?
A8:
Every Shengmao self-loading mixer is equipped with an on-board high-pressure washing pump and hose. After completing a pour, the operator pumps water into the rotating drum for a 2-minute rinse, washing away all residual slurry and keeping the drum, blades, and discharge chute completely clean.
Q9:What is the typical return on investment (ROI) timeframe for a contractor?
A9:
By eliminating third-party batch plant delivery markups, reducing raw material transport, and replacing a 6–10 man manual labor crew with 1 operator, contractors save approximately 20%−40% per cubic meter of concrete.
With standard daily production (50−150 m³), most contractors recover their entire capital equipment investment within 4 to 8 months.
Specification / Parameter | SLM1.8 | SLM2.6 | SLM3.5 | SLM4.0
Mixing Batch Output | 1.8 m³ | 2.6 m³ | 3.5 m³ | 4.0 m³
Hourly Productivity | 7.2 m³/h | 10.4 m³/h | 14.0 m³/h | 16.0 m³/h
Drum Geometrical Volume | 2,680 L | 3,580 L | 4,740 L | 6,000 L
Engine Brand & Model | Yuchai 490 Turbo | Yuchai 4102 Turbo | Yuchai 4105 Turbo | Yuchai YCD4J22G
Engine Power Rating | 55 kW | 78 kW | 85 kW | 95 kW
Power Shift Gearbox | ZL-265 (4F / 4R) | ZL-280 (4F / 4R) | ZL-280 (4F / 4R) | ZL-280 (4F / 4R)
Hydraulic Reducer | HJ80-43 | HJ80-43 | HJ80-43 | KY07-5-J
Hydraulic Motor | BM5-160 | BM5-160 | BM5-160 | HAA2FM56 / Rexroth
Water Tank Capacity | 400 L | 500 L | 620 L | 660 L
Drum Slewing Angle | 270∘ | 270∘ | 270∘ | 270∘
Max Traveling Speed | 30 km/h | 30 km/h | 30 km/h | 35 km/h
Max Gradeability | 30∘ | 30∘ | 30∘ | 45∘
Turning Radius | 5,270 mm | 5,300 mm | 5,300 mm | 4,800 mm
Operating Weight | 5,666 kg | 6,500 kg | 7,500 kg | 9,000 kg
Tires & Axle Setup | 23.5/70 Radial | 23.5/70 Radial | 23.5/70 Radial | 1670-22.5 Dual Front
Standard Tech Inclusions | 3 Cameras, A/C, Scale | 3 Cameras, A/C, Scale | 3 Cameras, A/C, Scale | 3 Cameras, A/C, Scale
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