What is the maximum feed size for the CSK series circular vibrating screen?

The maximum feed particle size for the CSK series is typically limited to around 200 mm, but this depends on the selected screen media. For woven wire mesh, the maximum feed size should not exceed the aperture size by more than 20-30% to avoid damage. For polyurethane or rubber panels, larger feed sizes may be acceptable. It is important to consult the screen media manufacturer's recommendations. In general, the CSK series is designed for medium and fine screening, so feed sizes above 200 mm should be scalped beforehand. Always ensure that the feed is evenly distributed across the screen width to prevent localized overload.

How do I choose between double, triple, and quadruple deck configurations?

The choice of deck configuration depends on the number of product fractions required and the available plant layout. A double-deck screen produces three products (oversize, middlings, and fines), while a triple-deck produces four, and a quadruple-deck produces five. For quarry operations needing multiple sized aggregates, a triple or quadruple deck can reduce the number of screens required. However, each additional deck increases the weight and power requirements. For example, the CSK2164 (quadruple deck) has a motor power of 37 kW and weighs 11,400 kg, compared to the CSK2162 (double deck) at 18.5 kW and 6,600 kg. Consider your product mix and space constraints when selecting.

What maintenance is required for the CSK series circular vibrating screen?

Regular maintenance includes checking the screen media for wear or damage, inspecting the vibration mechanism for loose bolts or abnormal noise, and lubricating the bearings according to the manufacturer's schedule. The modular vibration mechanism allows for quick replacement of worn components. It is recommended to inspect the screen daily for loose fasteners and to check the belt tension on the transmission device weekly. Every 500 hours, grease the bearings and inspect the side plates for cracks. Every 2,000 hours, replace the bearing lubricant and check the vibration amplitude. Following these intervals will maximize uptime and screen life.

Can the CSK series be used for wet screening?

Yes, the CSK series can be used for wet screening, but certain modifications may be necessary. The screen media should be selected for wet conditions—polyurethane or rubber panels are often preferred over woven wire because they resist corrosion and handle sticky materials better. Additionally, water spray bars can be added to help wash the material and prevent blinding. The screen body may require additional sealing to contain water and slurry. The vibration mechanism is sealed against dust and water, but regular inspection is advised to ensure that no water enters the bearings. With these adaptations, the CSK series performs well in wet screening applications.

CSK Series Circular Vibrating Screen

CSK Series: 16°-22° Incline, 3.5G Acceleration, 130mm to 1mm Separation

The Cruston CSK series circular vibrating screen is a heavy-duty screening solution engineered for medium and fine particle separation in quarry and mining operations. With screen widths from 1.8 m to 3.0 m and lengths of 6 m or 7 m, the series offers single-layer screening areas up to 21 m².

Screen Width

1.8 m

Screen Length

6 m

Single-layer Screening Area

10.8 m²

Motor Power

18.5 kW

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How Does the CSK Series Circular Vibrating Screen Handle Medium to Fine Screening?

The CSK series circular vibrating screen from Cruston is a circular-motion inclined screening unit built for medium and fine particle size classification. The series includes models such as CSK1862, CSK2162, CSK2462, CSK3062, CSK3072, CSK2163, CSK2463, CSK3063, CSK3073, CSK2164, and CSK2464. Screen widths range from 1.8 m to 3.0 m, and lengths are either 6 m or 7 m, yielding single-layer screening areas from 10.8 m² to 21 m². Motor power varies from 18.5 kW to 45 kW, and total weight excluding screen media spans 6,100 kg to 15,500 kg. The inclination angle is adjustable between 16° and 22°, which optimizes material travel speed and bed depth for different feed characteristics. The maximum feed particle size is typically limited to around 200 mm, depending on the screen media selected, and the unit can separate particles from 130 mm down to 1 mm.

Typical applications for the CSK series include general quarry operations, in-plant diversion screening, and final product sizing. In quarry settings, the screen efficiently separates crushed stone into saleable fractions, reducing the load on downstream crushers. As a diversion screen, it can split material streams to balance production or remove fines before further processing. For final sizing, the CSK series ensures that finished aggregates meet strict gradation requirements. The circular motion and high acceleration—up to 3.5G—help prevent blinding and pegging, even with moist or sticky feeds. This makes the CSK series a reliable choice for operations that demand consistent throughput and accurate separation.

Compared to other screens in its class, the CSK series stands out for its modular vibration mechanism and transmission device, which simplify maintenance and reduce downtime. The ability to install different types of screen media—such as woven wire, polyurethane, or rubber—allows customization for specific applications. The series also offers multiple optional configurations, including different deck arrangements and discharge chutes. Long-life components, such as heavy-duty bearings and wear-resistant liners, lower total cost of ownership. With acceleration reaching 3.5G, the CSK series delivers higher screening efficiency than many conventional screens, especially in fine separation duties. Whether used in a fixed plant or a mobile unit, the CSK series provides a robust, adaptable solution for medium to fine screening challenges.

Modular vibration mechanism and transmission device reduce maintenance time by up to 30% compared to traditional designs.
Maximum acceleration of 3.5G improves screening performance and reduces blinding in fine applications.
Compatible with multiple screen media types, including woven wire, polyurethane, and rubber, extending service life.

Technical Specifications

Model	Screen Width (m)	Screen Length (m)	Single-layer Screening Area (m²)	Motor Power (kW)	Total Weight Excluding Screen (kg)
CSK1862	1.8	6	10.8	18.5	6100
CSK2162	2.1	6	12.6	18.5	6600
CSK2462	2.4	6	14.4	22	7300
CSK3062	3	6	18	30	10,000
CSK3072	3	7	21	37	11,800
CSK2163	2.1	6	12.6	30	9000
CSK2463	2.4	6	14.4	30	10300
CSK3063	3	6	18	45	14200
CSK3073	3	7	21	45	15500
CSK2164	2.1	6	12.6	37	11400
CSK2464	2.4	6	14.4	—	—

Core Technical Features and Quantified Advantages

STEP 1

3.5G Maximum Acceleration

The CSK series achieves a maximum acceleration of 3.5G, which is significantly higher than the typical 2.5G to 3G found in many circular vibrating screens. This higher acceleration increases the relative movement between the screen surface and the material, improving stratification and separation efficiency. It also helps to prevent blinding and pegging, especially when screening moist or sticky materials. The result is higher throughput and more accurate size cuts, particularly in the 1 mm to 130 mm range. This feature is especially beneficial in fine screening applications where conventional screens may struggle.

STEP 2

Modular Vibration Mechanism

The modular vibration mechanism is designed for quick removal and replacement, reducing maintenance downtime. Each module can be individually serviced or swapped out without dismantling the entire screen body. This design also allows for easy adjustment of vibration parameters, such as amplitude and frequency, to suit different feed materials. The transmission device is similarly modular, simplifying belt or coupling replacements. This approach extends the service life of critical components and lowers long-term operating costs. Maintenance crews can complete typical tasks in hours rather than days, improving overall plant availability.

STEP 3

Multiple Screen Media Options

The CSK series can be fitted with various screen media, including woven wire mesh, polyurethane panels, rubber panels, and perforated plates. This flexibility allows operators to optimize for different feed sizes, abrasiveness, and moisture content. For example, polyurethane media is ideal for wet or sticky materials, while woven wire offers higher open area for dry screening. The screen deck is designed for quick media changes, minimizing downtime. This adaptability ensures the CSK series can handle diverse applications, from primary scalping to fine sizing, without compromising performance.

STEP 4

Heavy-Duty Construction

The CSK series is built with a robust frame and high-strength side plates to withstand continuous operation in demanding quarry and mining environments. Total weight excluding screen media ranges from 6,100 kg for the CSK1862 to 15,500 kg for the CSK3073, reflecting the heavy-gauge steel used. The screen body is reinforced at stress points, and all welds are inspected for quality. This construction minimizes fatigue and extends the structural life of the screen, even under high-tonnage feeds. The use of long-life bearings and wear-resistant liners further reduces maintenance intervals and operating costs.