The extractive metallurgy of South Africa's platinum ores

In South Africa, the largest platinum-group metal deposit is the Bushveld Igneous Complex (BIC), containing 3-9 g/t platinum-group metals in ore, associated with base metals (Ni, Cu, etc.) with ...

WhatsApp: +86 18221755073

Platinum Metals Metallurgy

The former can be classified into three types: gravity concentrate, flotation concentrate of primary platinum ore, flotation concentrate of copper sulfide and nickel ore in platinum metals. The latter mainly consists of four types: (1) Metals and alloy scraps, including a variety of scrap metals and alloy catalysts, precision alloy materials ...

WhatsApp: +86 18221755073

Platinum – Palladium Flotation

Platinum – Palladium Flotation Summary. A flotation method using mercaptobenzothiazole collector in an acid circuit was devised for preparing a platinum-palladium concentrate from Stillwater complex gabbro (Montana).

WhatsApp: +86 18221755073

Platinum Ore: Properties, Extraction Process, and Applications

Platinum ore is a complex mixture of minerals that contain various amounts of platinum, as well as other metals such as copper, nickel, and palladium. ... This process typically involves the use of hydrocyclones, magnetic separators, and flotation cells. After the platinum has been separated from the ore, it is further refined using a ...

WhatsApp: +86 18221755073

‪Clayton Bhondayi‬

A laboratory scale application of the attainable region technique on a platinum ore. G Danha, D Hildebrandt, D Glasser, C Bhondayi. Powder ... Measurement of a proxy for froth phase bubble sizes as a function of froth depth in flotation machines Part 1. Theoretical development and testing of a new technique. C Bhondayi, MH Moys. International ...

WhatsApp: +86 18221755073

Challenges Related to the Processing of Fines in the …

In order to increase the recovery of PGMs by flotation, it is necessary to optimise the liberation of the key minerals in which the platinum group elements (PGEs) are contained which include sulphides, arsenides, …

WhatsApp: +86 18221755073

The estimation of platinum flotation grade from froth image …

A series of laboratory experiments was conducted on a laboratory scale platinum froth flotation cell in an effort to determine the relationship between the platinum grade and a combined set …

WhatsApp: +86 18221755073

Flotation of Platinum Group Elements Ores: A Review

The beneficiation of platinum group metals (PGMs) from pristine (unweathered) sulfide ores has conventionally been conducted through froth flotation, which typically achieves …

WhatsApp: +86 18221755073

The effect of agitation on the flotation of platinum ores

Flotation is routinely used for the beneficiation of platinum ores for which the bulk of world production is from South Africa.Most South African platinum concentrators use mechanically agitated flotation cells which operate with power intensities higher than the typical industrial range of 1.0–2.0 kW/m 3.This is due to the general philosophy in the platinum industry that …

WhatsApp: +86 18221755073

PGM Ore Processing at Impala's UG-2 Concentrator

%PDF-1.4 %âãÏÓ 66 0 obj > endobj xref 66 38 0000000016 00000 n 0000001595 00000 n 0000001694 00000 n 0000002189 00000 n 0000002531 00000 n 0000003022 00000 n 0000003057 00000 n 0000003170 00000 n 0000003538 00000 n 0000003959 00000 n 0000004384 00000 n 0000004861 00000 n 0000005487 00000 n 0000006146 00000 n …

WhatsApp: +86 18221755073

On the impact of grinding conditions in the flotation of semi …

The impact of grinding environment on flotation has been investigated for different ores. In the flotation of platinum-group minerals (PGMs) from the Overysel ore (Bushveld complex in South Africa), dry grinding produced more fine particles, led to a higher degree of liberation for the PGMs but lower recoveries than wet grinding [11].For a Merensky Reef ore, dry grinding …

WhatsApp: +86 18221755073

The role of dithiophosphate as a co-collector in the flotation of a

In the present study the effect of adding sodium di-ethyldithiophosphate (DTP) to sodium isobutyl xanthate (SIBX) as a co-collector in the flotation of a platinum group mineral (PGM) ore was studied with a view to investigating whether there was any evidence of a synergistic beneficial effect resulting from the use of the mixture.

WhatsApp: +86 18221755073

Platinum & Palladium Ore Flotation Pilot Plant

Because of the presence of acid-consuming minerals in the ore, the flotation scheme devised for the anorthositic platinum-palladium ore was not satisfactory for the serpentinized ore. To obtain the desired pulp pH of 3.7 for …

WhatsApp: +86 18221755073

The estimation of platinum flotation grade from froth image …

A series of batch flotation tests was done at the University of Stellenbosch in South Africa on a 4.5 l Barker laboratory flotation cell equipped with a fixed rotor and aerator unit. The ore used was UG2 from Rustenburg provided by Anglo Platinum. …

WhatsApp: +86 18221755073

(PDF) Interpreting the role of reagents in the flotation of platinum

International Journal of Mineral Processing, 2009. During the recovery of the valuable platinum group minerals and base metal sulphides in the Merensky Reef ore by flotation, a certain amount of naturally floatable gangue (NFG) is recovered, which dilutes the concentrate.

WhatsApp: +86 18221755073

The flotation behaviour of liberated Platinum Group minerals in

It can further assist in prediction of ore behaviour in flotation processes to improve efficiency (i.e. recovery and grade) and provide the opportunity to assess the effect of PGM species variability in the orebody on flotation performance. ... The effect of energy input on the flotation of a platinum ore in a pilot-scale oscillating grid ...

WhatsApp: +86 18221755073

The effect of energy input on the flotation of a platinum ore in a

The aim of this study is to investigate the effect of energy/power input on the flotation of an industrial platinum ore in a pilot-scale oscillating grid flotation cell. Results are compared to the sulphide flotation data of Safari et al. (2016) as …

WhatsApp: +86 18221755073

Froth flotation of a Merensky Reef platinum bearing ore using mixtures

Batch flotation tests were conducted on a typical ore from the Merensky reef to investigate the role of dithiophosphate (DTP) and copper sulphate (CuSO4) addition on the flotation response of the ...

WhatsApp: +86 18221755073

Determination of the milling parameters of a platinum group …

Platinum ore used in this work was obtained from the feed to the primary mill (run of mine) at Anglo Platinum's Amandelbult mine. The ore has a density of 3.47 g/cm 3. The moisture content of the platinum ore was determined by drying a 500 g sample of the platinum ore at 50 °C in an oven, overnight and then the weight after drying was ...

WhatsApp: +86 18221755073

Platinum

Larger Scale Rougher Flotation Tests. In larger scale tests using the best conditions previously determined for the MBT-sulfuric acid flotation scheme, ore charges to the rougher flotation circuit were increased to 5,000 grams. The …

WhatsApp: +86 18221755073

The Geological Occurrence, Mineralogy, and …

Russia and South Africa are the world's leading producers of platinum group elements (PGEs). This places them in a unique position regarding the supply of these two key industrial commodities. The purpose of this paper …

WhatsApp: +86 18221755073

Investigation into the mineralogy and flotation performance of …

Once extracted from the ground, the ore is crushed, milled and concentrated by flotation to recover the valuable platinum group elements (PGE) that are hosted either in discrete platinum group minerals (PGM) or in solid solution with the base metal sulfides (BMS), namely chalcopyrite, pentlandite, pyrrhotite and minor pyrite (e.g. solid ...

WhatsApp: +86 18221755073

Platinum Group Minerals | Encyclopedia MDPI

A summary of some of the major challenges faced in each country in terms of the concentration of the ores by flotation is presented alongside the opportunities that exist to increase the production of the respective metals. ... 7—covers of West Siberian and Russian platforms, 8—black shale strata at middle massifs; 9–14—platinum-bearing ...

WhatsApp: +86 18221755073

Flotation of Platinum Group Elements Ores: A Review

This article critically discusses the factors affecting the flotation of platinum group element bearing minerals, including flotation routes, essential gaps, problems associated with their processing, …

WhatsApp: +86 18221755073

Effect of Alteration on the Mineralogy and Flotation Performance of …

The 2.05-Ga Bushveld Complex in South Africa, host to many lucrative ore deposits (e.g. platinum group elements (PGE)), is surprisingly pristine and unaltered, given its geological age.

WhatsApp: +86 18221755073

EMC FLOTATION TEST PROCEDURE 2

This test procedure is applicable to any ore to determine its flotation characteristics under chosen conditions. Eurus Mineral Consultants Laboratory Float Procedure for MF1/2 Rate Tests.. Update2 Jan 2012. ... (Written for Platinum ore tests – equally applicable to other ores which will utilise different reagents)

WhatsApp: +86 18221755073

Design, Modeling, Optimization and Control of Flotation Process

This study investigates the flotation kinetics of individual platinum-group elements (PGEs) and gold, namely Pt, Pd, and 2E+Au (i.e., Pt+Pd+Au), in the context of Platreef ore flotation. Experimental tests were conducted on a Platreef ore feed using various dosages of depressants, frothers, and collectors under controlled agitation and pH ...

WhatsApp: +86 18221755073

Platinum-Group Metal Ores

This chapter describes platinum-group ores and minerals and discusses how they are made into flotation concentrates enriched in platinum-group metals, different ores and their respective …

WhatsApp: +86 18221755073

Flotation of Platinum Group Elements Ores: A Review

The present article critically discusses all the factors that affect the flotation of platinum group element bearing minerals, flotation routes, essential gaps, the problems …

WhatsApp: +86 18221755073

(PDF) Effect of HPGR on platinum bearing ores and the flotation

This thesis evaluates the effectiveness of high pressure grinding rolls (HPGR) compared to conventional ball mills in processing platinum-bearing ores from the Bushveld Complex. Key parameters analyzed include energy consumption, PGM recovery, and liberation efficiency across different ore types—Merensky, UG2, and Platreef.

WhatsApp: +86 18221755073