Basalt, a common volcanic rock, has gained significant attention in the water treatment industry due to its unique physical and chemical properties. In Qatar, where water scarcity is a critical challenge and large-scale desalination and wastewater reuse projects are expanding, basalt powder is increasingly used as a filtration medium, adsorbent, and pH regulator. Crushed and ground basalt provides a high surface area, good mechanical strength, and natural mineral content that can help remove heavy metals, organic pollutants, and suspended solids from water. To meet the specific demands of water treatment plants in Qatar, a reliable and efficient grinding mill is required to produce consistent basalt powder with controlled fineness, typically between 0.1 mm and 0.5 mm (100–150 mesh) for filtration applications, or finer (up to 325 mesh) for advanced adsorption processes. The required capacity for many mid-sized plants ranges from 1 to 3 tons per hour (tph), making it essential to select a grinding mill that can operate steadily in the hot, arid climate of Qatar while maintaining low energy consumption and high availability.
Qatar’s water treatment facilities often require basalt powder with specific particle size distribution to optimize filtration rates and adsorption capacity. The raw basalt, after primary crushing, typically has a feed size of less than 20–30 mm. The grinding process must achieve a final product fineness of 0.045–1.6 mm (for coarse filtration) or 325–2500 mesh (for fine powder used in polishing steps). The 1–3 tph capacity range is ideal for modular water treatment units, small-to-medium scale plants, or as a supplementary grinding line for larger facilities. Additionally, the equipment must withstand the high ambient temperatures (often exceeding 45°C) and dusty environment common in Qatar. Therefore, the grinding mill should feature robust construction, efficient cooling, and sealed systems to prevent dust leakage. Energy efficiency is also a priority, as electricity costs in the region are relatively high. Mills with advanced classification technology and low specific energy consumption are preferred.
After evaluating the product portfolio of Shanghai Zenith Machinery Co., Ltd., two mill models stand out as ideal solutions for the 1–3 tph basalt grinding requirement in Qatar: the YGM8314 Raymond Mill and the XZM221 Ultrafine Grinding Mill. Both are proven in hard rock grinding applications, offer adjustable fineness, and are manufactured with wear-resistant materials suitable for basalt (Mohs hardness 6–7). The Raymond Mill is a classic choice for medium-fine grinding (0.045–1.6 mm) with reliable operation, while the Ultrafine Mill achieves finer products down to 2500 mesh when needed for advanced water treatment processes. Below we present the key technical parameters of these two recommended models.
| Parameter | YGM8314 Raymond Mill | XZM221 Ultrafine Grinding Mill |
|---|---|---|
| Capacity (t/h) | 1.2 – 4.6 | 0.5 – 4.5 (500–4500 kg/h) |
| Max. Feed Size (mm) | ≤20 | ≤20 |
| Final Product Fineness | 1.6 – 0.045 mm (10–325 mesh) | 325 – 2500 mesh (D97: 5–40 μm) |
| Roller / Grinding Ring Quantity | 3 rollers | – (turbo classifier) |
| Main Motor Power (kW) | 22 | 75 |
| Fan Motor Power (kW) | 30 | 55 |
| Dimensions (L×W×H, m) | 4.1 × 3.8 × 5.8 | 8.5 × 4.0 × 5.5 |
| Weight (t) | 7.2 | 14.6 |
| Special Features | Low maintenance, durable grinding ring | High fine powder yield, intelligent control |
The YGM8314 is a compact Raymond mill with a proven track record in grinding basalt, limestone, and other non-metallic minerals. Its capacity range of 1.2–4.6 t/h perfectly covers the 1–3 tph demand. The mill uses a grinding roller and ring mechanism to pulverize material, and the fineness can be adjusted by changing the classifier speed or blade angle. For water treatment applications in Qatar, the YGM8314 can produce basalt powder of 0.1–0.5 mm, which is ideal for dual-media filters or as a support layer in sand filters. The mill’s simple structure makes it easy to maintain even in remote locations, and its low power consumption (total installed power ~52 kW) helps reduce operating costs. Moreover, the Raymond mill is equipped with a cyclone collector and dust bag filter to comply with Qatar’s environmental regulations.
When finer basalt powder is required – for instance, as an additive in coagulation processes or for producing high-surface-area adsorbents – the XZM221 Ultrafine Mill is the optimal choice. It can grind basalt to a fineness of 325–2500 mesh (D97 5–40 μm) while maintaining a capacity of 0.5–4.5 t/h, overlapping well with the 1–3 tph target. The mill utilizes a high-speed rotating turbo classifier that ensures precise particle size separation, resulting in a uniform product. The main motor power of 75 kW is higher than the Raymond mill, but the energy per ton of fine product is competitive. The XZM221 is also equipped with an automatic lubrication system and a PLC-based control panel that can adjust feeding and speed automatically, reducing the need for operator intervention. For water treatment plants that require consistent quality powder for advanced filtration membranes or chemical dosing, this mill offers excellent flexibility.
Shanghai Zenith Machinery Co., Ltd. has decades of experience in manufacturing ore grinding equipment, and its products are widely used in the Middle East. The company’s mills are designed with high wear resistance materials such as high-chrome alloy and ceramic lining options, which extend service life when grinding abrasive basalt. Additionally, Zenith provides comprehensive after-sales support, including installation supervision, operator training, and spare parts supply through regional distributors in Qatar and neighboring countries. The mills are also engineered to operate efficiently under high ambient temperatures: all electrical components are rated for tropical climates, and the main bearing housing is equipped with a forced cooling system. For water treatment clients, Zenith can customize the mill’s discharge system to connect directly to bagging machines or pneumatic conveying lines, facilitating integration into existing plant layouts. By choosing either the YGM8314 or XZM221, Qatari operators can achieve stable production with minimal downtime, ensuring a continuous supply of high-quality basalt powder for water purification.
In summary, the grinding of basalt for water treatment in Qatar at a capacity of 1–3 tph is effectively accomplished by either the YGM8314 Raymond Mill or the XZM221 Ultrafine Grinding Mill from Shanghai Zenith Machinery. Both models offer reliable performance, adjustable fineness, and robust construction suitable for the local climate. The Raymond mill is recommended for standard filtration grades, while the ultrafine mill is ideal for premium fine-powder applications. Zenith’s commitment to quality and customer support makes it a trusted partner for the Qatari water sector. For more detailed information or a site-specific proposal, please contact Shanghai Zenith Machinery’s regional office.
Note: All images are for illustrative purposes only. Actual equipment may vary.
