
Apex Washers - AX Series
The Nesans AX Series Apex Washers are advanced hydrocyclone-based washing systems designed for high-efficiency classification, dewatering, and fines recovery. Positioned as the pro version of traditional washing systems, the AX Series integrates multiple high-performance cyclones with intelligent process control features that allow precise adjustment of cut points, slurry flow, and underflow behavior.
Engineered for versatility, the AX Series excels in a wide range of applications, including manufactured sand, silica sand washing, foundry sand preparation, and construction & demolition waste recycling. The system is built to adapt to varying feed conditions while ensuring maximum recovery of quality material and reduction in loss of fines.
With its compact footprint, reduced water demand, and advanced automation options, the AX Series stands out as a future-ready solution. Whether you’re producing spec-grade silica, reclaiming valuable foundry sand, or processing waste streams for reuse, the AX Series delivers unmatched performance, consistency, and control.
Applications:
How It Works
The Nesans AX Series Apex Washers operate on the principle of centrifugal classification using a cluster of high-efficiency hydrocyclones. Slurry containing sand and fine particles is pumped into the hydrocyclone module at high pressure. Inside each cyclone, the centrifugal force separates the material based on size and density—heavier particles like usable sand move downward as underflow, while lighter fines and silt exit through the overflow.
What makes the AX Series unique is its precision control over key process parameters. Operators can fine-tune variables such as feed pressure, apex size, and cyclone angle to optimize separation efficiency based on the material type. Whether it’s removing ultra-fines from silica sand, classifying foundry sand, or processing recycled waste, the system allows for targeted performance adjustments to meet exacting specifications.
Additionally, integrated dewatering mechanisms ensure that the recovered sand exits with minimal moisture, ready for further handling or stockpiling. With multiple cyclones working in parallel and built-in monitoring systems, the AX Series guarantees high throughput, reduced material loss, and consistently clean output across diverse washing applications.

Features and Advantages
Specifications
Model No. | Flow Rate (m³/hr) | Pump Power (kW) | Max Feed Size (mm) | Dewatering Screen Power (kW) | Water Requirement (L/day) | Capacity (mtph) |
---|---|---|---|---|---|---|
AX1000 | 200 | 22 | -5 | 2 X 3.7 | 20000 | 90 - 110 |
AX1500 | 260 | 37 | -5 | 2 X 5.5 | 25000 | 135-160 |
AX2000 | 300 | 40 | -5 | 2 X 7.5 | 30000 | 180-210 |
AX2500 | 350 | 55 | -5 | 2 X 9.3 | 35000 | 230-250 |
Model No. | Flow Rate (gpm) | Pump Power (hp) | Max Feed Size (in) | Dewatering Screen Power (hp) | Water Requirement (gal/day) | Capacity (stph) |
---|---|---|---|---|---|---|
AX1000 | 880 | 30 | -1/4 | 2 X 5 | 5200 | 100 - 120 |
AX1500 | 1144 | 50 | -1/4 | 2 X 7.5 | 7000 | 150-175 |
AX2000 | 1320 | 60 | -1/4 | 2 X 10 | 8000 | 200-230 |
AX2500 | 1500 | 75 | -1/4 | 2 X 12.5 | 9000 | 250-275 |
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