Compact Excavator and Small Digger
Compact Excavator and Small Digger Compact Excavator and Small Digger Compact Excavator and Small Digger Compact Excavator and Small Digger Compact Excavator and Small Digger Compact Excavator and Small Digger Compact Excavator and Small Digger Compact Excavator and Small Digger
Product Information

Compact Excavator and Small Digger

Product Category
Mini Excavators

Buyers search under several names for the same machine: compact excavator, small digger, mini excavator. What they all want is a tracked digging machine small enough to reach confined plots and light enough to move between jobs without heavy transport.

MINGYI manufactures these machines in classes from 0.8 to 6 tonnes, built to order and configured for the buyer's work. The model line includes the 08, 12 and 18 series, each suiting a different balance of access and digging capability.

What small digger buyers use them for

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The work splits between trade and land use: foundation and service trenching on small builds, drainage and ditching on farms, pond and pool digging, landscaping and garden projects, and indoor demolition where the smallest class is the only one that fits.

Size follows the task. The smallest classes cover interior work and tight gardens, mid classes handle most landscaping and utility digging, and the upper classes take heavier trenching and loading while still travelling lightly between sites.

Choosing between the size classes

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The honest starting points are the narrowest access on your sites and the transport you will use to move the machine. Bucket force then decides whether the chosen class digs the ground you work in, or whether the next class up is the better purchase.

Engine options within the range include Kubota D902, Youpu 2V80 and YANMAR units at the smaller end, with Changchai and Laidong diesels through the larger classes. Tracks, cab and attachments are specified with the machine and recorded before build.

Whatever name it goes by, the machine has to fit the access and finish the digging. MINGYI works from those two facts with each buyer, settling the class, engine and attachment set before the small digger enters production.

What small digger buyers use them for compact excavator and small digger

Getting compact excavator and small digger through a narrow gap

The first question on most job lists is whether the machine can reach the work at all. The excavator is chosen against the narrowest point on the route - a garden gate, a doorway, a gap between two walls - because a machine that arrives and then cannot pass loses a day, not an hour. Access decides the machine before output does. With this class of machine the limiting dimension is usually the widest point on the way in, so measuring the gate, the corridor and the turning space first saves a wasted delivery and a second visit.

Working on slopes and uneven ground with compact excavator and small digger

compact excavator and small digger view 4

Slope work is a stability question before it is a traction question. Knowing the gradient the unit in daily use is rated for, and working across rather than straight up where the ground allows, removes most of the risk. Planning the direction of travel helps. Working so that the a machine of this size is stable under load and not required to turn on a slope is a decision made before the job starts, not a correction made during it.

Trenching work with compact excavator and small digger

Service trenches are the most common reason the equipment on site is hired. Water, sewage, cable and gas runs are narrow, shallow and often close to existing services, which is exactly the work a full-size machine cannot do safely. Trench quality depends on the bucket width and the operator, not on machine size. The machine itself with a narrow bucket and a swing boom cuts a clean run along a boundary without disturbing the ground either side of it.

compact excavator and small digger view 5

Working near live services with compact excavator and small digger

The risk on utility work is not machine power but machine placement. The model in question that fits the working width leaves the surrounding ground undisturbed, which keeps the trench stable and the reinstatement small. Utility crews specify the machine in that duty with a narrow bucket and good visibility for exactly this reason: the machine has to stop at the service, not at the edge of the operator's view.

Orchard, vineyard and farm use of compact excavator and small digger

Choosing between the size classes compact excavator and small digger

Orchard and vineyard work is carried out between rows. The unit on the job with a narrow chassis and a swing boom works down the row without damaging the trees, which is the reason a full-size machine is not used at all. Ditching, fertilising and drainage on farmland suit a machine built for the work because the work is spread over a large area in short bursts. The machine travels behind a pickup and works where it stops.

Quick coupler practice on compact excavator and small digger

A quick coupler is the single option that changes how a machine is used day to day. Fitted to the equipment in service, it turns an attachment change from a two-person workshop job into a task the operator does alone in minutes. For a fleet that shares attachments between machines, a common coupler standard matters more than the coupler brand. The excavator that picks up the same tools as the larger machines keeps the rack usable across the yard.

compact excavator and small digger view 7

Canopy or enclosed cab on this class of machine

A canopy keeps the machine light and the operator aware of the surroundings, which suits short jobs in warm weather. A fully enclosed cab is specified where rain, dust or cold are part of the working year, and it can be added to the unit in daily use as a retrofit rather than only at build time. The cab decision follows the climate and the hours. Operators working a full shift in a machine of this size benefit from a sealed cab with wipers and heating; operators stepping on and off every few minutes usually prefer the canopy for the visibility and the quick exit.

Track choice for the equipment on site

compact excavator and small digger view 8

Undercarriage selection is a ground question, not a preference question. The machine itself running on finished paving needs rubber; the same machine on demolition rubble or rock wears rubber quickly, so steel with rubber blocks becomes the better answer over a full season. Track type changes what the machine can cross and what it leaves behind. Buyers specify rubber for lawns, driveways and municipal work, and steel with rubber blocks for sites where sharp material would cut a rubber belt in a week.

Hiring versus owning the model in question

Availability is part of the decision. Owning the machine in that duty means it is there on the day the ground is ready; hiring means competing for the same machine at the same time as everyone else in the season. Ownership brings obligations that hiring does not. Storage, servicing, insurance and an operator are the items to set against the hire rate before deciding which way the unit on the job should be supplied.

OEM and fleet customisation of a machine built for the work

Distributors and rental fleets usually need the machine to look like theirs. Paint, decals, seat colour and attachment branding can be specified on the equipment in service at build time rather than applied after import. Customisation also covers the specification sheet. A fleet buyer may want every the excavator delivered with the same coupler, the same engine and the same tool kit so training and parts stock stay simple.

Engine options behind this class of machine

Two buyers can order the same a machine of this size and receive different engines. The decision is rarely about peak power; it is about which parts counter is closest to the site and which engine the local mechanic already knows. Engine choice is also an emissions and documentation question for some markets. Listing the available units with the unit in daily use enquiry lets the factory confirm what can be supplied and documented for the destination country.

Specification data for the equipment on site

The figures below are the factory figures for the models most often matched to the machine itself. They are the numbers to check against the site: the depth the work needs, the reach from one position, and the width of the narrowest point on the route in.

Reference specification — mini excavator range13W20-1WL30-1W15L
Operating weight1300 kg (2866.01 lb)1900 kg (4188.78 lb)2900 kg (6393.41 lb)1400 kg (3086.47 lb)
Transport size (L×W×H)2200 × 930 × 2250 mm2550 × 1100 × 2200 mm3000 × 1250 × 2780 mm2200 × 930 × 2250 mm
Max digging depth1630 mm (64.17 in)1800 mm (70.87 in)2200 mm (86.61 in)1700 mm (66.93 in)
Max digging height2750 mm (108.27 in)2820 mm (111.02 in)3400 mm (133.86 in)2750 mm (108.27 in)
Max dumping height1960 mm (77.17 in)2050 mm (80.71 in)2400 mm (94.49 in)1960 mm (77.17 in)
Max digging radius2900 mm (114.17 in)3050 mm (120.08 in)4000 mm (157.48 in)2900 mm (114.17 in)
Max digging distance2100 mm (82.68 in)2300 mm (90.55 in)2800 mm (110.24 in)2300 mm (90.55 in)
Minimum turning radius1300 mm (51.18 in)1450 mm (57.09 in)2000 mm (78.74 in)1450 mm (57.09 in)
Travel speed3 km/h (1.86 mph)5 km/h (3.11 mph)5 km/h (3.11 mph)3 km/h (1.86 mph)
Gradeability30°30°30°30°
Fuel consumption1-1.3 L/h (0.264—0.343 gal)2-3 L/h (0.528—0.793 gal)2-3 L/h (0.528—0.793 gal)1-1.3 L/h (0.264—0.343 gal)
Fuel tank capacity10 L (2.64 gal)16 L (4.23 gal)16 L (4.23 gal)10 L (2.64 gal)
Hydraulic oil tank16 L (4.23 gal)18 L (4.76 gal)20 L (5.28 gal)16 L (4.23 gal)
Dozer blade lift height180 mm (7.09 in)180 mm (7.09 in)420 mm (16.54 in)180 mm (7.09 in)
Dozer blade drop depth210 mm (8.27 in)210 mm (8.27 in)210 mm (8.27 in)210 mm (8.27 in)

Every value shown is as built for the model in question; options such as cab, side swing or a telescopic undercarriage change the transport dimensions and are confirmed at order stage.

Machines leave the factory prepared for container or flat rack shipment. The machine in that duty is normally shipped with the attachment set and the spare parts list agreed in advance so the container is planned once. Buyers who import regularly plan the spare parts with the machine. The unit on the job ordered with a wearing-parts kit arrives ready to work rather than ready to wait for the first service interval.

Frequently Asked Questions

Q. What is a machine built for the work used for?

A. One machine, one trailer, one operator and a full week of varied work is the whole idea behind the compact excavator class. The limit is reach and lift, not willingness: within its envelope the compact machine holds a full-size work rate. The equipment in service is one of the pages buyers land on when comparing machines for general site, and the factory treats it as a specification conversation rather than a catalogue line.

Q. Where does the compact class stop making sense?

A. When the jobs need full-size reach or mass digging for weeks on end - within its envelope, though, the compact machine holds a work rate that surprises first-time buyers.

Q. Does MINGYI supply attachments with the machine?

A. Yes - buckets, breakers, augers, rakes and the rest of the working set ship with the carrier, matched to the hydraulic flow and the coupler. For general site the package is confirmed on the build sheet, so machine and tools arrive together and start work together.

Later additions and retrofits on the excavator

Most additions are easier to plan than to add. Hydraulic services, mounting brackets and electrical capacity on this class of machine are build items, and deciding them at the specification stage is far easier than doing it later.

Commissioning the unit in daily use on site

Transport shakes things loose. A short check of a machine of this size after the crate is opened, covering the same points the pre-delivery inspection covered, is the most useful insurance available on delivery day.

E-mail : sales@mingycn.com

LINE ( ID ): mingyicn

Wear limits and replacement points on compact excavator and small digger

Track sag, tyre tread, cutting edges and bucket teeth all have stated limits, and the figures in the manual are the ones to work from.

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