Gravel Pump
Capacity: 36-4320 m3/H
Size: 4″ to 18″
Head: 5-80 mm
Speed: 300-2930 rpm
Handling solids: 0-260 mm
Concentration: 0-70%
Products display
introduction of gravel pump
The gravel pump is a heavy-duty centrifugal pump specifically designed for conveying high-concentration, large-particle solid slurries (such as gravel and ore tailings). Its core features are high wear resistance and large flow rate, making it widely used in mining, metallurgy, dredging, and other fields. It utilizes a high-speed rotating impeller to generate centrifugal force, drawing in the slurry and pressurizing it for discharge, enabling long-distance or high-lift transport. The pump’s structure includes wear-resistant plates, a sealing system, and other components to ensure stability and long service life under harsh operating conditions. The Gravel pump employs a highly wear-resistant structural design, capable of withstanding long-term impact and abrasion from solid particles, and can stably transport high-concentration, large-particle solid-liquid mixtures. It is suitable for continuous operation requirements in various highly abrasive conditions such as mining and river management. It is a core material conveying equipment in mineral processing, infrastructure, and environmental protection fields.
Application Of Gravel Pump
- 14/12G-G gravel pumps-generally used as dredger dredging pumps, river dredging pumps, sand pumping pumps for sand dredgers, mining and metal smelting explosion slag pumps, etc.
- The GH type is a high-lift gravel pump, which is mainly used for continuous transportation of large particles and strong abrasive materials that are too large to be transported by ordinary slurry pumps.
- G/GH sand gravel slurry pump transports strong abrasive and large particle slurry, such as mining, metal smelting explosion slag transportation, mud boat dredging, river dredging, etc.
Principle & Structure Of Gravel Pump
Working Principle
The motor drives the pump shaft, which in turn drives the impeller to rotate at high speed, creating a negative pressure at the inlet to draw in slurry. The centrifugal force of the impeller throws the slurry against the inner wall of the pump casing, converting kinetic energy into pressure energy before it is discharged from the outlet. During this process, wear-resistant liners reduce wear on the pump body from solid particles, and mechanical seals or packing seals prevent leakage. Flow rate and head are adjusted using parameters such as impeller diameter and rotational speed.
Main Structure
- Pump Casing: Highly wear-resistant material to protect internal components.
- Impeller: Open or closed design to drive slurry flow.
- Shaft Seal System: Mechanical seal/packing seal to prevent slurry leakage.
- Bearing Assembly: Supports the pump shaft and requires regular lubrication and maintenance.
- Wear-Resistant Liner: Replaceable to extend pump life.
why choose JXSC Gravel Pump
features of Gravel Pump
√ Superior Wear Resistance: All flow-through components are made of high-wear-resistant alloy material, resistant to impact and wear, with a service life 3-5 times that of ordinary pumps, reducing replacement costs.
√ Large Particle Passage: Wide flow channel and large-diameter inlet/outlet design allow solid particles up to tens of centimeters in diameter to pass through, minimizing clogging.
√ Higher Conveying Efficiency: Optimized impeller hydrodynamic design ensures stable flow rate and head parameters, resulting in a conveying capacity more than 15% higher than ordinary slurry pumps at the same power consumption.
√ Strong Adaptability to Operating Conditions: Supports multiple speed and transmission mode adjustments, adaptable to different flow rate and head requirements, and can operate stably under harsh conditions such as high temperature and high corrosion.
√ Lower Maintenance Costs: The vertical split-case pump body design facilitates disassembly and maintenance, and simplifies the replacement of vulnerable parts, significantly reducing downtime and labor costs for maintenance.
√ Good Operational Stability: High-precision bearing components and a dynamically balanced impeller result in low vibration and noise during operation, supporting 24-hour continuous operation.
√ Significant energy savings: Utilizing a high-efficiency energy-saving motor and a low-loss flow channel design, long-term operation can reduce energy consumption by more than 10% compared to traditional similar equipment, thus reducing operating costs.
√ High installation flexibility: Supports horizontal, vertical, and other installation methods, with the outlet direction adjustable 360 degrees to adapt to different site installation layout requirements.
models & specifications
Model | Max. Power P (kw) | Capacity Q (m3/h) | Head H (m) | Speed n (r/min) | Eff. η (% ) | NPSH (m) | Impeller Dia. (mm) |
6/4D-G | 60 | 36-250 | 5-52 | 600-1400 | 58 | 2-5.5 | 378 |
6/4E-G | 120 | 36-250 | 5-52 | 600-1400 | 58 | 2-5.5 | 378 |
8/6E-G | 120 | 126-576 | 6-45 | 800-1400 | 60 | 3-4.5 | 391 |
10/8S-G | 560 | 216-936 | 8-52 | 500-1000 | 65 | 3-7.5 | 533 |
10/8S-GH | 560 | 180-1440 | 24-80 | 500-950 | 72 | 2.5-5 | 711 |
10/8F-G | 260 | 216-936 | 8-52 | 400-800 | 65 | 3-7.5 | 533 |
12/10F-G | 260 | 360-1440 | 10-60 | 350-700 | 65 | 1.5-4.5 | 667 |
12/10G-G | 600 | 360-1440 | 10-60 | 400-850 | 65 | 1.5-4.5 | 667 |
12/10G-GH | 600 | 288-2808 | 16-80 | 350-700 | 73 | 2-10 | 950 |
14/12G-G | 600 | 576-3024 | 8-70 | 300-700 | 68 | 2-8 | 864 |
14/12T-G | 1200 | 576-3024 | 8-70 | 300-700 | 68 | 2-8 | 864 |
16/14G-G | 600 | 720-3600 | 18-45 | 300-500 | 70 | 3-9 | 1016 |
16/14T-G | 1200 | 720-3600 | 18-45 | 300-500 | 70 | 3-9 | 1016 |
16/14TU-GH | 1200 | 324-3600 | 26-70 | 300-500 | 72 | 3-6 | 1270 |
18/16TU-G | 1200 | 720-4320 | 12-48 | 250-500 | 72 | 3-6 | 1067 |
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