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The Oil-cooled Electromagnetic Slurry Magnetic Separator is an advanced High Gradient Magnetic Separator (HGMS) designed for purifying non-metallic mineral slurries. It uses a Water-Oil Dual Cooling system to maintain a stable, high-intensity magnetic field.
With a magnetic field up to 2.0 Tesla (20000 Gauss), it effectively removes fine weak magnetic impurities (like mica, hematite) from Quartz, Feldspar, and Kaolin, significantly increasing whiteness.
Using a magnetic matrix to capture micron-sized iron particles from the flow.
The coil is energized to create a powerful magnetic field. The oil circulation system cools the coil, preventing heat buildup and magnetic decay.
Slurry flows through the magnetic matrix (stainless steel wool/mesh). The matrix amplifies the gradient, capturing tiny magnetic impurities.
Periodically, the feed stops. The magnetic field is turned off, and high-pressure water flushes the trapped impurities out into the waste tank.

Why choose Oil-Cooled technology for high-end purification?
| Feature | Oil-Cooled Separator | Water-Cooled Separator |
|---|---|---|
| Cooling Efficiency | Very High (Direct coil contact). | Medium (Hollow copper tube). |
| Magnetic Stability | Excellent (Low temp rise). | Good (May drop if overheated). |
| Insulation Life | Long (Oil protects insulation). | Risk of scaling/blockage. |
| Maintenance | Low (Closed oil circuit). | Regular de-scaling needed. |
The oil cooling system keeps the coil temperature low (<60°C rise), ensuring the magnetic field does not weaken during long continuous operation.
Using specialized stainless steel wool as the matrix creates thousands of high-gradient capture points, effectively removing micron-sized weak magnetic particles.
Fully automatic PLC control system manages the Feeding, Magnetizing, and Flushing cycles. No manual intervention is needed.

| Model | Cavity Dia. (mm) | Power (kW) | Field (T) | Capacity (m³/h) | Weight (t) |
|---|---|---|---|---|---|
| ZT-600 | 600 | 0-80 | 1.5 - 2.0 | 20 - 30 | 18 |
| ZT-800 | 800 | 0-100 | 1.5 - 2.0 | 25 - 40 | 22 |
| ZT-1000 | 1000 | 0-130 | 1.5 - 2.0 | 30 - 50 | 34 |
| ZT-1200 | 1200 | 0-160 | 1.5 - 2.0 | 50 - 70 | 42 |
| ZT-1500 | 1500 | 0-180 | 1.5 - 2.0 | 60 - 80 | 55 |
A: The cleaning cycle is fully automatic. Depending on the impurity content, the flushing cycle can be set between 10 to 30 minutes via the PLC control panel.
A: The cooling oil (Transformer Oil) works in a closed circuit. It typically needs to be checked annually and replaced every 2-3 years depending on operating conditions.
A: It can, but the matrix will block quickly. We strongly recommend installing a standard CTB Magnetic Separator (Low Intensity) before this machine to remove strong iron first.
The ultimate purification solution for high-end Quartz and Kaolin.
Contact us for lab testing and factory price.
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