A track-mounted mobile vibrating screen is a self-propelled screening plant on a crawler chassis. It drives to the material pile, levels itself on hydraulic legs and starts producing sized aggregate within 30 minutes — no piling, no foundation, no civil works.
Buffer hopper, feeder conveyor, multi-deck screen and discharge belts are integrated on one machine. Material up to 800 mm is tossed across the deck by eccentric-block exciters: fines pass through as undersize, oversize travels to the discharge end, and 2/3-deck boxes split several fractions in a single pass. Discharge and recirculation belts let it work as a standalone screener or close the circuit with a track-mounted crusher.
• Feed size 0–800 mm | capacity 80–800 t/h | models YMS12–YMS20
• Diesel-electric crawler drive, low ground pressure, no tractor unit needed
• 2-deck or 3-deck screen with changeable media for 0–5 / 5–10 / 10–20 mm cuts

Tracked Mobile Vibrating Screen

Portable Screening Plant

Mobile Screening Machine

Track-mounted Screen
| Duty | Feed material | Output |
|---|---|---|
| Quarry & aggregate | Limestone, granite, basalt, river stone | Sized stone and sand fractions |
| C&D waste recycling | Broken concrete, brick, asphalt | Recyclable aggregate separated from fines and soil |
| Topsoil & compost | Soil, peat, organic matter, clearing debris | Stone-free topsoil, scalped feed |
| Coal & mineral ore | Raw coal, coke, crushed ore | Pre-screening, washing, dewatering |
| Sand, gravel & ballast | River gravel, crushed gravel, ballast | Graded and dedusted product |
1. Throughput — design 15–20 % above peak feed; overloaded decks lose efficiency. YMS12: 60–150 t/h · YMS15/15T: 120–250 · YMS18/18T: 150–350 · YMS20T: 200–400.
2. Deck count — 2-deck (2YK) gives three streams, 3-deck (3YK) gives four. Count the products you sell.
3. Feed size — keep under 800 mm and under about 1.2 × top-deck aperture; screen run-of-blast rock after primary crushing.
4. Material condition — abrasive stone needs wear-resistant media; sticky clay and compost need punch-plate or spring-rod decks.
5. Belts and circuit — 5.5–7.5 m discharge belts for tight urban sites, 10 m and up for quarries; add a recirculation belt only when closing a crushing circuit.
Capacity figures are reference values and vary with material, feed size and moisture. Confirm per-model data on the quotation sheet.
Need a sizing check? Send your feed size, hourly tonnage and target fractions — we will recommend the deck count, model and matching mobile crusher.
Track-mounted Mobile Vibrating Screen are widely used in quarries, mines, construction demolition debris processing, surface soil processing, material recycling, gravel screening, coal and aggregate screening, etc. At the same time, it can also be used for the classification of materials in industries such as mineral processing, power, and chemical industry.
The operating principle of a crawler-mounted mobile vibrating screen is a continuous, integrated process comprising "mobile positioning, vibratory screening, and automated sorting." Its core lies in the fusion of a traditional, high-efficiency vibrating screen with a highly mobile crawler chassis, creating a self-contained mobile screening unit capable of rapid deployment and independent operation.
1. Loading and Feeding: Material is fed by a loader into the unit's integrated buffer hopper, where an adjustable conveyor belt ensures a uniform and continuous feed rate.
2. Core Screening: Upon entering the vibrating screen box, the material is subjected to high-frequency circular or linear excitation forces generated by exciters (eccentric blocks). These forces cause the material to be tossed, bounced, and propelled forward across the screen surface. During this process, fine particles rapidly pass through the screen apertures to become "undersize" material, while coarser particles travel along the screen surface to the discharge end, becoming "oversize" material; multi-layer screens allow for the simultaneous classification of materials into various size fractions.
3. Product Output: Undersize material falls into a bottom-mounted collection hopper and is conveyed away for stockpiling by an undersize conveyor belt. Oversize material is discharged via a lateral or radial folding conveyor belt, or—alternatively—returned to an upstream crusher via a recirculation conveyor.
| Model | Feeder | Vibrating Screen | Belt Conveyor | 1 Layer Discharge Belt | 2 Layer Discharge Belt | 3 Layer Discharge Belt | Transfer Belt | Underscreen Belt | Capacity |
|---|---|---|---|---|---|---|---|---|---|
| YMS12 | YSF1520 | 3YK1247 | B800x9m | B500x5.5m | B500x6.5m | B500x6.5m | B500x2.5m | B800x6.5m | 60-150t/h |
| YMS15T | YSF1830 | 2YK1548 | B1000x11m | B500x6.5m | B500x7.5m | — | — | B800x8.5m | 120-250t/h |
| YMS15 | YSF1830 | 3YK1548 | B1000x11m | B500x6.5m | B500x7.5m | B500x7.5m | B500x2.5m | B800x8.5m | 120-250t/h |
| YMS18T | YSF1840 | 2YK1860 | B1000x15m | B500x6.5m | B500x7.5m | — | — | B1000x10m | 150-350t/h |
| YMS18 | YSF1840 | 3YK1860 | B1000x15m | B500x6.5m | B500x7.5m | B500x7.5m | B500x2.8m | B1000x10m | 150-350t/h |
| YMS20T | YSF2040 | 2YK2060 | B1000x15m | B650x7.5m | B650x7.5m | — | — | B1000x10m | 200-400t/h |
| YMS20 | YSF2040 | 3YK2060 | B1000x15m | B650x7.5m | B650x7.5m | B650x7.5m | B650x2.8m | B1200x10m | — |
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A track-mounted unit self-propels on crawler tracks with no tractor unit, climbs slopes and works on soft or muddy ground thanks to low ground pressure. A wheeled plant must be towed and needs firmer, level access roads. Choose crawler tracks for quarries, mining faces and rough demolition sites; choose wheeled screening where the site is paved and the unit moves along a road network.
Maximum feed size is 800 mm, and the YMS series covers 80–800 t/h depending on model: YMS12 runs 60–150 t/h, YMS15/15T 120–250 t/h, YMS18/18T 150–350 t/h and YMS20T 200–400 t/h. Actual output depends on material type, feed size and moisture, so rate the plant 15–20 % above your peak feed.
A 2-deck (2YK) screen box produces three streams, a 3-deck (3YK) box produces four. Screen media can be swapped to change cut sizes — typical aggregate fractions are 0–5, 5–10 and 10–20 mm. Tell us the fractions your market buys and we configure the deck accordingly.
No piling and no concrete foundation are required. On arrival the hydraulic support legs level the machine and it is screening within about 30 minutes. When the stockpile moves, the crawler drive repositions the unit in minutes without dismantling feeding, screening or conveying modules.
Yes. It runs as a standalone screener or links with a track-mounted jaw, cone or impact crusher through a recirculation belt that returns oversize for re-crushing, forming a closed-circuit mobile crushing and screening line that also protects the downstream crusher from oversized feed.
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