
Application of Spiral Chute:
The spiral chute is a gravity separation device designed to separate different proportions of non-ferrous metals, rare metals, and non-metallic minerals. It is commonly used for processing materials such as iron ore, gold ore, ilmenite, chromite, pyrites, zircon, rutile, monazite, phosphorite, tungsten ore, tin, tantalum, niobium ore, and more.
Working Principle:
Spiral chutes operate under the influence of water flow, gravity, inertial centrifugal force, and friction. Slurry is pumped to the top of the spiral, where it enters a feed distributor that evenly distributes the material across each spiral concentrator. The design and shape of the spiral, combined with gravitational acceleration, allow for efficient mineral sorting. As the slurry moves along the spiral, mineral grains settle and are separated based on size, density, and to a lesser extent, shape. Low-density particles are carried outward by the water flow, while high-density particles move inward towards the center of the spiral.
Technical Specifications:
Our company uses the latest design and advanced technology to produce spiral separators that meet strict quality standards. These devices are suitable for various industries including colored and ferrous metal mines, coal chemical plants, coal preparation, sulfur factories, and research institutions. We provide comprehensive solutions, including flowcharts and design diagrams, for equipment such as shaking tables, jigs, gold trommels, gold sluices, rotary screens, sand washers, and spiral chutes. All products are ISO9001:2008 certified.
Technical Parameters of Spiral Chute:
Model | Diameter (mm) | Pitch of Screw | Number of Threads | Number of Turns | Max. Feed Size (mm) | Mine Density (%) | Capacity (t/h) | Height (m) |
DI2000 | 2000 | 1200 | 2-4 | 3.5 | 0.04-4 | 20-40 | 15-45 | 6.8 |
DI1500 | 1500 | 900 | 2-4 | 4 | 0.03-0.3 | 20-45 | 10-25 | 6.1 |
DI1200 | 1200 | 720 540 |
2-4 | 4-5 | 0.03-0.3 | 30-50 | 4-6 | 5.23 |
L900 | 900 | 540 360 |
2-3 | 4-5 | 0.03-0.3 | 30-50 | 2-3 | 4 |
LI600 | 600 | 390 360 |
1-2 | 4-5 | 0.02-0.2 | 30-50 | 0.8-12 | 2.6 |
LI400 | 400 | 180 | 1-2 | 4-5 | 0.02-0.2 | 30-50 | 0.5-0.2 | 1.3 |


About Us
CITICHL Heavy Industries CO., LTD. was formerly known as CITIC Heavy Machinery Co., Ltd. It was a subsidiary of CITIC Heavy Machinery Co., Ltd. The company was established in 1981 and completed its joint stock reform in 2005. It is located in Luoyang City, the capital city of nine dynasties in ancient times.
With a garden-like industrial park and modern standard plant covering 80,000 square meters, CITICHL possesses advanced equipment, technologies, and testing methods. After over 30 years of development, the company has evolved into an integrated entity that offers product design, manufacturing, installation, and technical services.
The products include all kinds of equipment used in mining, ore dressing, hoisting, coal preparation, crushing, grinding, cement plants, metallurgy, steel rolling, environmental protection, power generation, heavy-duty gear reducers, and large-sized castings and forgings, among others.



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Qingdao Jiujin Machinery Co., Ltd , https://www.jiuinmachinery.com