Type: high-efficiency thickener / mining thickener
Capacity: 10-1300 t/d
Tank diameter: 2-80 m
Suitable materials: iron ore, copper ore, gold ore and other metal minerals; also quartz, fluorite and similarly non-metal minerals. This Centre thickener is intended for solid-liquid separation in mining processing units. It is mainly deployed for concentrate thickening, tailings treatment and recycling of the process water.
Pulps settle by gravity, being aided by flocculants, and a mechanical rake.
The solid particles get deposited fast enough to form an over-density underflow. The clear water is taken off the top which, as a result, increases the plant's use of recycled water.
In addition to having a slow rate of settlement of materials, older thickeners tend to create dirty overflow water and solids that block the machine and may even completely bring it to a halt. Chemical and water expenses rise dramatically when density is unstable, in which case the limitation on the total quantity of product the plant is producing will inevitably follow.
The redesigned and highly effective Cone thickener brings to you an optimized feed area as well as a highly effective settling zone. Along with the anti-rake-pressure system and automated control, settlement will be faster, underflow density will remain constant, more water will be recovered, and the total need for maintenance will decrease.
We are capable of designing a full mineral processing line taking into account your slurry properties, plant size and site conditions.

Model | Spec. | Inner diameter | Depth | Area | Method | Flow | Time per revolution | Motor | |
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NZS-1 | Φ1.8m | 1.8 | 1.8 | 2.54 | Manual | 0.16 | 2 | Y90L-6 | |
NZS-3 | Φ3.6m | 3.6 | 1.8 | 10.2 | Manual | 0.35 | 2.5 | Y90L-6 | |
NZS-6 | Φ6m | 6 | 3 | 28.3 | Manual | 0.2 | 3.7 | Y90S-4 | |
NZS-6 | Φ6m | 6 | 3 | 28.3 | Manual | 0.2 | 3.7 | Y90S-4 | |
NZ-9 | Φ9m | 9 | 3 | 63.6 | Auto | 0.25 | 4.34 | Y132S-6 / XWD0.8-3 | |
NZS-9 | Φ9m | 9 | 3 | 63.6 | Manual | 0.25 | 4.34 | Y132S-6 | |
NZS-12 | Φ12m | 12 | 3.5 | 113 | Manual | 0.25 | 5.28 | JTC752A-44 | |
NZ-15 | Φ15m | 15 | 4.4 | 176 | Auto | 0.4 | 10.41 | JTC752A-44 / Y112M-6 | |
NZ-20 | Φ20m | 20 | 4.4 | 314 | Auto | 0.4 | 10.41 | Y100L1-4 / Y112M-6 | |
NZ-30 | Φ30m | 30 | 7.165 | 707 | — | 0.61 | 13.7 | Y672A-44 / YC132-5 | |
NZS-45 | Φ45m | 45 | 4.633 | 1590 | Manual | — | 20 | Y672A-44 / YC160-5 | |
NT-15 | Φ15m | 15 | 3.5 | 177 | — | — | 8.4 | Y132M2-6 | |
NQ-18 | Φ18m | 18 | 3.5 | 255 | — | — | 10 | Y132M2-6 | |
NQ-24 | Φ24m | 24 | 3.4 | 452 | — | — | 12.7 | Y160M-6 | |
NQ-30 | Φ30m | 30 | 3.6 | 707 | — | — | 16 | Y160M-6 | |
NJ-38 | Φ38m | 38 | 4.9 | 1134 | — | — | 10–25 | JZT252-4 / Y160M-6 | |
NT-45 | Φ45m | 45 | 5.05 | 1590 | Auto | — | 19.3 | Y160L-6 | |
NTJ-53 | Φ53m | 53 | 5.07 | 2202 | — | — | 23.18 | Y180L-6 | |
NT-100 | Φ100m | 100 | 5.65 | 7846 | — | — | 43 | Y180L-6 | |
The speedier rate of settling contributes to better separation of solids from liquids.
Densities of the underflows are consistently stable and allow the following processes of your production chain to be more efficient.
Anti-rake-pressure construction minimizes the machine shutdown risk caused by a mechanical failure.
Control system automation makes the operation less labor intensive.
We match the machine to slurry density, mineral type, handling capacity, available space and automation needs.
Services include settling tests, model selection, capacity calculation, site layout and control-system design — a one-stop custom package.
The Tailings thickener is built to fit the actual working conditions on site.

Since 1988, Shenyang Sanland Mining Equipment Manufacture Co., Ltd. has been producing crushing, screening, mineral processing and material handling equipment from its base in Shenyang, China.
With production sites in Shenyang and Kaiyuan spanning 95,000 m² and a workforce of over 350, we control every step of manufacturing — casting, machining, welding, assembly and final testing — to ensure consistent quality.
Drawing on more than 30 years of experience, we have supplied over 110 complete crushing plants worldwide, with throughputs from 100 t/h up to 3,000 t/h. We also deliver tailored equipment, plant modernisation, process engineering, installation, commissioning and long-term technical support.
Our equipment is used in mining, quarrying and aggregate operations in more than 60 countries and regions, among them Chile, Peru, Australia, Saudi Arabia, Russia and Southeast Asia. Major customers include BHP, Vale, CODELCO, Anglo American, ANSTEEL, Philex Mining, China Gold and Huaxin Cement.
An overseas service centre in Ontario, Canada — staffed by local engineers and backed by a 3,000 m² spare-parts warehouse — provides installation assistance, rapid troubleshooting, parts supply and after-sales care.
Holding ISO 14001, ISO 45001, AAA Enterprise Credit Certification and several invention patents, Sanland remains focused on delivering reliable solutions for mining and aggregate producers around the world.




Before the order we can arrange ore testing, process optimisation, equipment selection and full-line design. This helps lower investment risk and makes the project more reliable.
We provide installation guidance, on-site commissioning, operator training, maintenance advice and spare-parts supply.
A global service network continues to give long-term technical support.
To keep the efficient thickener running steadily for a long time:
Check the rake mechanism regularly.
Watch the load on the drive system.
Adjust flocculant dosage according to slurry properties.
Monitor underflow density changes.
Location: Tanzania Industry: gold processing plant Material: gold-copper ore
The original thickener at the site had low underflow density and unstable separation results, which slowed downstream production.
Sanland redesigned the equipment for the local conditions:
Upgraded the rake structure.
Improved the settling area.
Added efficient degassing and supporting systems.
After installation, underflow density became more stable. Solid-liquid separation improved by about 13 % and maintenance downtime was reduced.
Can the SNZ thickener solve unstable underflow density and rake-pressure problems?
Yes. It uses an improved rake structure and anti-rake-pressure protection. This reduces the load caused by mud build-up and keeps underflow discharge more stable.
Does the thickener need continuous chemical addition?
Flocculant dosage should be adjusted according to slurry type, density and particle characteristics. Using the right amount improves settling and keeps operating costs under control.
Can the thickener be used for tailings treatment?
Yes. The Tailings thickener is widely applied in tailings thickening, dry stacking and process-water recovery circuits.
We are a professional manufacturer of mining machinery, specializing in the R&D and production of cone crushers, jaw crushers, and other mining crushing equipment. All equipment is manufactured and quality-controlled within our own production system, allowing us to directly address customer requirements and minimize intermediate links.
Yes. Our products can be supplied with internationally recognized certifications such as CE upon customer request. Our production processes strictly comply with quality management system requirements, ensuring that all equipment meets applicable safety and performance standards for export markets.
For standard models, we typically maintain a stable production cycle and complete delivery within 30 days. For customized configurations or special operating conditions, the lead time will be confirmed based on the specific solution. A clear production and delivery schedule will be provided upon order confirmation.
For complete machinery, the MOQ is generally one unit. For wear parts and accessories, the MOQ can be confirmed based on the specific model and requirements—please feel free to consult us for details.
Prior to shipment, all equipment undergoes anti-rust and anti-moisture treatment. We typically adopt wooden crates or reinforced packaging to ensure safe delivery during long-distance sea or land transportation.
We offer flexible shipping solutions including sea freight, land transportation, or multimodal transport, and we cooperate with customers or their designated freight forwarders to manage container loading and dispatch arrangements.
We generally support commonly used international payment methods such as T/T (telegraphic transfer). Specific payment terms can be negotiated based on the order value and cooperation circumstances.
Yes. We offer customized production and OEM services to meet specific customer requirements, including adjustments to equipment structure, technical parameters, and logo/branding customization.
Prior to order confirmation, we can provide product specifications, technical descriptions, application recommendations, and relevant images or documentation to help customers gain a thorough understanding of equipment performance and make informed procurement decisions.