Mini Excavators are compact yet powerful construction machines. They are designed with a small footprint, making them highly maneuverable in confined spaces such as urban construction sites or small landscaping projects. These machines feature a durable steel body and a reliable hydraulic system that powers the digging arm and bucket. The adjustable boom and bucket allow for precise excavation and material handling. With an efficient engine, they offer good performance while maintaining fuel economy. Mini Excavators are also equipped with comfortable operator cabins, providing enhanced visibility and easy-to-use controls, which contribute to increased productivity and operator convenience.
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| General parameters | ||||||
| Model | SY16C | SY16C | SY19E | SY26U | SY35U-10 | SY35U |
| Tonnage range | Under 4 tons | Under 4 tons | Under 4 tons | Under 4 tons | Under 4 tons | Under 4 tons |
| Travel mode | Crawler | Crawler | Crawler | Crawler | Crawler | Crawler |
| Bucket type | Backhoe | Backhoe | Backhoe | Backhoe | Backhoe | Backhoe |
| Application | General purpose | General purpose | General purpose | General purpose | General purpose | General purpose |
| Power Type | Fuel | Fuel | Battery | Fuel | Fuel | Fuel |
| Engine (fuel) | ||||||
| Rated power (kW) | 15.4 | 14.6 | 10 | 14.6 | 20.4 | 20.2 |
| Rated speed (r/min) | 2000 | 2200 | 2200 | |||
| Maximum torque (N.m) | 71.4 | 67.4 | 44 | 67.4Nm | 107 | 103 |
| Total Displacement (L) | 1.123 | 1.267 | 1.267L | 1.642 | 1.642 | |
| Emission standard | Euro 4 | Euro 4 | Euro 4 | Euro 4 | Euro 4 | |
| Performance Parameters | ||||||
| Operating weight (kg) | 1910 | 1910 | 1965 | 2680 | 3780 | 3780 |
| Bucket capacity (m³) | 0.04 | 0.04 | 0.04 | 0.04-0.08 | 0.12 | 0.12 |
| Travel speed (high/low) (km/h) | 4.0/2.7 | 4.0/2.7 | 3.2/2.3 | 4.5/2.6 | 4.4/2.4 | 4.4/2.4 |
| Rotation speed (rpm) | 10 | 10 | 10 | 9 | 9 | 9 |
| Ground Specific Pressure (Kpa) | 29.1 | 29.1 | 28 | 26 | 32 | 32 |
| Climbing capacity (%) | 58 | 58 | 50.6° | 58 | 58 | 58 |
| Bucket digging force (kN) | 16.6 | 16.6 | 15.2 | 27.9 | 30.4 | 30.4 |
| Dimension | ||||||
| L x W x H (transportation condition) (mm) | 3575×980×2420 | 3575×980×2420 | 3624×980/1350×2440 | 4285×1550×2430 | 4915×1720×2515 | 4910×1720×2555 |
| Track Ground Length (mm) | 1225 | 1225 | 1225 | 1560 | 1670 | 1645 |
| Overall track length (mm) | 1585 | 1585 | 1585 | 2005 | 2155 | 2130 |
| Track plate width (mm) | 230 | 230 | 230 | 300 | 300 | 300 |
| Track gauge (mm) | 750/1120 | 750/1120 | 750/1120 | 1250 | 1420 | 1420 |
| Minimum Ground Clearance (mm) | 180 | 180 | 290 | 295 | 295 | |
| Minimum Turning Radius (Front End Unit) (mm) | 1655 | 1655 | 1655 | 2110 | 2465 | |
| Rear Swing Radius (mm) | 920 | 920 | 920 | 775 | 860 | 860 |
| Scope of operation | ||||||
| Maximum digging radius (mm) | 4000 | 4000 | 4000 | 4850 | 5465 | 5480 |
| Maximum digging radius at stopping surface (mm) | 3900 | |||||
| Maximum digging depth (mm) | 2360 | 2360 | 2360 | 2820 | 3105 | 3115 |
| Maximum digging height (mm) | 3665 | 3665 | 3665 | 4410 | 4855 | 4865 |
| Maximum unloading height (mm) | 2635 | 2635 | 2635 | 3100 | 3460 | 3445 |
| Maximum vertical digging depth (mm) | 2215 | 2215 | 2215 | 2585 | 2700 | 2640 |
| Bulldozer width x height (mm) | 270 | 270 | 270 | 300 | 300×350 | 350 |
| Bulldozer lift or push depth (mm) | 310/320 | 310/320 | 310/320 | 360/330 | 375×370 | 375/370 |
| Fuel Volume | ||||||
| Fuel tank (L) | 20 | 23 | 34 | 40 | 50 | |
| Hydraulic oil tank (L) | 21 | 21 | 27 | 40 | 40 | |
| Engine Oil Change (L) | 3.5~4.5 | 3.4 | 3.4/1.6L | 6 | 6 | |
| Hydraulic system | ||||||
| Maximum flow rate of main pump (L/min) | 66 | 66 | 90 |
1. The undercarriage of a mini excavator is a crucial part that provides mobility and stability. It typically consists of tracks and rollers. The tracks are made of durable rubber or steel, with rubber tracks being more suitable for surfaces that need to be protected, like paved areas.
2. The boom and arm are the working parts responsible for digging and reaching. The boom is the larger, main part that connects the excavator's body to the arm. It's usually made of high-strength steel and can be extended or retracted in some models.
3. The bucket is the tool at the end of the arm used for digging, scooping, and lifting materials. It comes in different shapes and sizes depending on the intended use.
4. The hydraulic system is the power source for the mini excavator's movements. It consists of a hydraulic pump, usually driven by the engine.
5. The cab provides a comfortable and safe working environment for the operator. It's usually designed with an ergonomic seat to reduce operator fatigue.
6. The engine is the heart of the mini excavator, providing the power to run the hydraulic system and move the undercarriage. Mini excavators usually have diesel engines, which are known for their high torque output.
1. Digging Depth and Width: Determine the necessary digging depth and width for your specific tasks. For example, if you need to dig deep trenches, ensure the excavator's maximum digging depth can meet the requirement.
2. Operating Space: Consider the size of the work area. Compact models are more suitable for confined spaces like small backyards or indoor projects, while larger models are better for open construction sites.
3. Bucket Size and Type: The bucket size affects the amount of material the excavator can handle in one scoop. Choose a bucket size according to the volume of material you need to move.
4. Operating Weight: Heavier excavators offer more stability and digging power, making them suitable for heavier tasks like grading and trenching.
5. Engine Power: The engine power determines the excavator's performance and ability to handle various tasks.
6. Hydraulic System: A reliable hydraulic system is essential for smooth and efficient operation. Check the hydraulic pump flow rate and system pressure.
7. Compatibility: Mini excavators can be equipped with various attachments to expand their functionality.
8. Quick Coupler: A quick coupler system enables easy and rapid attachment changes, saving time and increasing productivity on the job site.
Mini excavators are designed with a small footprint, allowing them to operate in tight and confined spaces. Their compact dimensions make them ideal for urban construction sites, landscaping projects in small yards, or indoor work.
A reliable and efficient hydraulic system is a key feature. It powers the movement of the boom, arm, and bucket, enabling precise digging, lifting, and loading operations.
The boom and arm combination offers great versatility. The boom can be extended or retracted in some models, and the arm can be adjusted in angle.
Mini excavators can be equipped with different types of buckets. A general-purpose bucket is suitable for scooping soil, gravel, and other loose materials. Trenching buckets are narrow and deep for creating trenches, while grading buckets are used for leveling surfaces.
The cab is designed with operator comfort in mind. It has an ergonomic seat to reduce fatigue during long work periods. The controls are laid out in an intuitive manner, usually with joysticks for boom, arm, and bucket movements and pedals for travel.
Mini excavators are built to withstand the rigors of construction and excavation work. The body is made of high-strength steel, providing durability and protection. The undercarriage, including the tracks or wheels, is designed to handle different terrains and support the weight of the machine.
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