Gold Ore Processing

Using the F13 spiral chute separator, a physical roughing process is adopted for high-sulfur and high-arsenic Carlin-type sulfide gold ore. Pre-concentration and early tailings discarding are carried out on finely ground gold ore with a particle size of -0.45 mm. The process achieves a 5-fold increase in gold grade, a recovery rate of 87.11%, and 83% pre-discarded tailings. It mainly solves the problem of low separation efficiency of fine-grained gold ore, greatly reduces the cost of subsequent flotation reagents, and improves the utilization rate of gold resources.

Gold Ore Processing Solution

Tin Ore Processing

The F13 spiral chute separator is specially used to recover 800-mesh (0.019 mm) fine-grained tin tailings lost by traditional shaking tables. Its separation performance is superior to that of traditional shaking tables. It can accurately capture and efficiently recover tin tailings discharged from shaking tables, solve the problem of fine-grained tin tailings loss, and significantly improve the comprehensive utilization rate of tin resources.

Tin Ore Processing Solution

Beach Sand Separation

Equipped with F13 and L5 spiral chute separators, a one-roughing, one-cleaning and one-scavenging separation process is established to realize precise enrichment of zirconium and titanium in coastal zircon‑ilmenite placer. When the roughing concentrate yield is 20%, the recovery rates of both zirconium and titanium exceed 98%. It is suitable for large‑scale separation of coastal placer and realizes efficient separation and recovery of zirconium‑titanium resources.

Beach Placer Mining Separation Solution

Iron Ore Beneficiation

Two processes are tailored for iron ore separation:

① Hematite Separation: The H8 spiral chute separator is employed to conduct gravity concentration on magnetic concentrates obtained from high-gradient intense magnetic separation, so as to improve quality and reduce silicon. The TFe grade of concentrate is increased to 68.96% and the silicon grade is reduced to 7.29%, optimizing the quality of hematite concentrate.

② Vanadium‑titanium Magnetite Separation: Spiral chutes are used for roughing of ilmenite in tailings to realize pre‑concentration of titanium resources, with the titanium grade enriched to 5.4172%. This provides qualified feed for subsequent ilmenite cleaning, and solves the difficulties in fine‑particle separation of iron ore and associated ilmenite as well as tailings resource utilization.

Iron Ore Beneficiation Solution

Case Studies

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Core Project Positioning: Focusing on mineral processing of ferrous metals,non-ferrous metals, non-metallic minerals and coal-fired desulfurization, we provide integrated physical separation solutions for mining enterprises and power plants, including fine-particle mineral separation, tailings resource recovery, low-grade ore pre-concentration, and mineral quality improvement & impurity reduction, covering the whole mineral processing process: roughing, cleaning and scavenging.


Project Categories: Gold ore processing, tin ore processing, hematite concentration, chromite tailings recovery, copper ore pre-concentration, quartz sand purification, coal-fired desulfurization, cobalt ore roughing, titanium recovery from vanadium-titanium ore tailings, zircon-ilmenite placer separation. It meets the separation requirements of various minerals and application scenarios.

Gold mining

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Application: Roughing of high-sulfur, high-arsenic Carlin-type sulfide gold ore; gold encapsulated in pyrite

Model: F13

Feed Particle Size/Raw Ore Index: Ground to -0.45 mm; raw ore grade 0.89 ppm Au

Key Separation Performance: Gold concentrate yield 17%, grade 4.4 ppm, recovery 87.11%; pre-discarded tailings 83%

 Project Value: Reduces reagent cost for subsequent flotation

Scheelite Tailing

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Application: Gravity separation of scheelite tailings, one roughing & one scavenging process

Model: Type F + Type H

Feed Particle Size/Raw Tailings Index: Raw tailings WO₃ grade 0.043%

Key Separation Performance: Tailings WO₃ grade 0.019%, tailings yield 83.26%; scheelite concentrate yield 16.74%, recovery 63.2%; recovery rate higher than flotation process

Project Value: Realizes recovery of scheelite tailings resources, with better separation performance than traditional flotation

Hematite

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Application: Recleaning of magnetic concentrate from high-gradient intense magnetic separation of hematite

Model: H8

Feed Particle Size / Raw Ore Index: 150 mesh (0.1 mm); feed TFe 40.29%, Si 41.63%

Key Separation Performance: Concentrate yield 2.39%, TFe 68.96%, Si 7.29%; quality improvement and silicon reduction achieved

Project Value: Improves hematite concentrate quality and optimizes concentrate indexes after magnetic separation

Beach sand

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Application: Separation of coastal zirconilmenite placer, one roughing, one cleaning and one scavenging process

Model: F13 + L5

Feed Particle Size / Raw Ore Index: Conventional mineral processing particle size

Key Separation Performance: Roughing concentrate yield 20%, zirconium and titanium recovery rates both exceed 98%

Project Value: Achieves efficient enrichment of zirconium and titanium with excellent recovery rate

Vanadium-titanium ore

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Application: Roughing (pre-concentration stage) of ilmenite from Panzhihua vanadiumtitanium magnetite tailings

Model: Alicoco Spiral Separator

Feed Particle Size / Raw Ore Index: Feed TiO₂ grade 2.6915%

Key Separation Performance: Rougher concentrate yield 20.71%, TiO₂ grade 5.4172%, recovery 41.67%; tailings TiO₂ grade 1.98%

 Project Value: Realizes pre-concentration of titanium resources and provides qualified feed for subsequent cleaning

Cobalt

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Application: Roughing of low-grade run-of-mine cobalt ore in Australia, combined gravity and flotation process

Model: Alicoco Spiral Separator

Feed Particle Size / Raw Ore Index: Run-of-mine ore Co grade 0.03% (607 ppm)

Key Separation Performance: Cobalt concentrate yield 17%, grade 0.3–0.4% (3326 ppm), recovery over 92%; pre-discarded tailings 83%

 Project Value: Verifies project economic feasibility, reduces subsequent flotation costs, and provides high-grade feed for refining

Tin ore

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Application: Recovery of fine-grained tin ore from shaking table tailings in tin ore processing

Model: F13

Feed Particle Size / Raw Ore Index: 800 mesh (0.019 mm) fine-grained tin tailings

Key Separation Performance: Separation performance superior to traditional shaking tables, efficiently recovering tin ore lost from shaking tables

Project Value: Improves the comprehensive utilization rate of tin ore resources

Quartz sand

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Application: Quartz sand purification, removal of iron and titanium impurities as well as mica flakes

Model: F8

Feed Particle Size / Raw Ore Index: Conventional mineral processing particle size

Key Separation Performance: Concentrate yield 80%; total Fe+Ti<300 ppm, SiO₂ content 99.96%; excellent mica removal effect

Project Value: Produces high-purity quartz sand to meet high-purity application requirements

Coal-Fired Desulfurization

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Application: Desulfurization of coal before combustion in power plants, with simultaneous recovery of pyrite and ash

Model: M5

Feed Particle Size / Raw Material Index: Raw coal after grinding

Key Separation Performance: Thermal value of refined coal increased by 30%; fly ash stockpile reduced by 70%; recovery of pyrite and ash

Project Value: Replaces traditional post-combustion desulfurization, lowers investment and operation costs, achieves both desulfurization and resource recovery

Copper Ore

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Application: Pre-concentration of run-of-mine low-grade copper oxide (malachite) in Zambia

Model: Alicoco Spiral Separator

Feed Particle Size / Raw Ore Index: Raw ore Cu grade 0.4%

Key Separation Performance: Roughing copper concentrate grade increased to 5.2%, gangue impurities removed

Project Value: Realizes pre-concentration of low-grade copper ore and provides qualified feed for subsequent separation

Chromite

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Application: Recovery of chromite from platinum tailings in South Africa, with simultaneous platinum enrichment

Model: Alicoco Spiral Separator

Feed Particle Size / Raw Ore Index: -0.038 mm platinum tailings

Key Separation Performance: Chromite grade 48%; platinum enriched to over 2 ppm

Project Value: Realizes dual recovery of chromium and platinum resources and improves tailings utilization rate

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