abrasion index of iron ore

Iron Ore Pellets

2020-9-12 · Iron Ore Pellets. Iron Ore Pellets. Item Grade 1 Grade 2; Physical Composition ( on dry basis @ 105 C): Tumble Index ( + 6.3mm) Min 94 %: Min 94 %: Abrasion Index (-0.5mm) Max 3.5 % : Max 6 %: Cold Compresseion Strength: Min 260-270 (Kg/p) Average: Min 250 (Kg/p) Porosity: 20% Min (Indicative) 18% Min (Indicative) Reducibility - Linder at 860 C ...

Michigan Technological University Digital Commons ...

2018-11-15 · 3.2 Abrasion Index - The abrasion index is a relative measure of the degradation of the material by abrasion. i i 4. TEST SAMPLE i 4.1 Gross Sample - The gross sample taken for the determination of ... to obtain at least 100 kg of sinter or sized iron ore that will pass a 40 mm sieve and be retained on a 10 mm sieve. The reduced sample shall

Table of Bond Abrasion Index for Varied Minerals-Materials

2015-10-8 · Table of Bond Abrasion Index for Varied Minerals-Materials. The Bond Abrasion Test determines the Abrasion Index, which is used to determine steel media and liner wear in crushers, rod mills, and ball mills. Bond developed the …

Abrasion Test | Test to Determine the Abrasion Value ...

2021-12-20 · Abrasion Test is the measure of aggregate toughness and abrasion resistance such as crushing, degradation and disintegration. The percentage wear of the sample aggregates due to rubbing with steel balls is determined and is known as Los Angeles Abrasion Value.

HOT BRIQUETTED IRON (HBI)

2018-9-20 · tumble and abrasion indices of hot briquetted iron (HBI). According to this standard, an abrasion drum with a diameter of 1,000 mm and a width of 500 mm with two lifters is used. Similar equipment is also used to test iron ore pellets and is illustrated in Figures 5 and 6 above. The rotational speed is defined with 25 rpm.

Pig Iron in India Low Shaft Furnace Smelting of

2011-6-17 · raw materials like iron-ore, and coking coal of suitable grades. The conventional method depends on the reduction of lumpy iron-ore or sintered iron-ore with abrasion resistant coke in presence of limestone in a blast furnace. The increase is the height of the furnace to increase the capacity and thermal efficiency necessitates the use of good ...

Iron Ore Pelletizing Process: An Overview | IntechOpen

2018-7-11 · The iron ore production has significantly expanded in recent years, owing to increasing steel demands in developing countries. However, the content of iron in ore deposits has deteriorated and low-grade iron ore has been …

Real and Potential Metallurgical Benefits of High …

2018-2-20 · Iron ore Copper Gold ores Low abrasive copper ores Platinum Ore Pebbles Platinum Ore UG2 Test Results - Abrasion Test Results - Abrasion Index of Various OresIndex of Various Ores. ATWAL Test POLYCOM Roll diameter 100 mm Roll width 30 mm Material req.: 100 kg High Pressure Grinding of Platinum Ores

Iron Ore Sinter – IspatGuru

2014-7-15 · Iron ore sinter or simply called sinter is usually the major component of a blast furnace iron bearing burden material. Sinter normally consists of various mineral phases produced by sintering of iron ore fines with fluxes, metallurgical …

CHAPTER

2020-5-6 · iron ore. Fig. 3.3 : Effect of size of ore on degree of reduction. Iron ore and agglomerates as charge material should be resistant to abrasion. If they break into finer fractions due to impact, abrasion, compression and volume change within the furnace, the smaller particles result in choking of voids thereby affecting reduction and productivity.

ISO/DIS 3082(en), Iron ores ? Sampling and sample ...

ISO 4698, Iron ore pellets for blast furnace feedstocks — Determination of the free-swelling index; ISO 4700, Iron ore pellets for blast furnace and direct reduction feedstocks — Determination of the crushing strength; ISO 4701, Iron ores and direct reduced iron — Determination of size distribution by sieving

Calculate Crusher Wear Abrasion

Crushing Index And Abrasion Index Of Limestone Ore. Abrasion index and silica content abrasion index and silica content abrasion index and silica contenta crusher mill and other abrasion index and silica content indonesia coal 25 wear morphology 3537 hardness 29 31 abrasion index coal assay ore crusher price coal assay jump to navigation ash content of coal is the nonbustible …

ISO 3082:2017 Iron ores — Sampling and sample …

2017-7-17 · Iron ore and direct reduced iron — Vocabulary: ISO 3271:2015 : Iron ores for blast furnace and direct reduction feedstocks — Determination of the tumble and abrasion indices: ISO 4695:2015 : Iron ores for blast furnace feedstocks — Determination of the reducibility by the rate of reduction index: ISO 3310-1:2016

Hot Briquetted Iron, Steel''s Most Versatile Metallic: Part ...

Abrasion index: Material < 0.5 mm/0.02 in in percent after 200 revolutions; ISO 15967 does not contain a list of definitions but includes a cross reference to another standard, ISO: 11323 – iron ore and direct reduced iron – vocabulary. …

Tumbler Index

2019-6-19 · The Tumbler Index is a relative measure of the resistance of the material to breakage or degradation by impact. (ii) Abrasion Index: It is a relative measure the degradation of iron ore by abrasion. The Tumbler Index and Aibrasion Index are determined in a tumbler test apparatus as per the Bureau of Indian Standard No. 6495

Tumbler Index

2019-6-19 · The Tumbler Index is a relative measure of the resistance of the material to breakage or degradation by impact. (ii) Abrasion Index: It is a relative measure the degradation of iron ore by abrasion. The Tumbler Index and …

Table of Bond Work Index by Minerals

2015-6-19 · This Table of Ball Mill Bond Work Index of Minerals is a summary as tested on ''around the world sample''. You can find the SG of each mineral samples on the other table. Source 1

Abrasion Resistant Steel

2017-10-23 · Abrasion resistant steel is made out of iron ore, carbon, and other alloying elements, similar to other types of steel. The iron ore is melted in a blast furnace which removes undesirable substances that may be in the ore. Carbon …

Sarda Energy & Minerals Ltd

Product: Size %Fe %Cold compressive strength as per IS 8625 :1986 %Tumbler Index as per IS 6495 :1984: Abrasion Index: Pellet: Iron ore Pellet: 5 to 16 mm (oversize & undersize 5% max)

Characterization of Multi-Metallic Magnetite Mineral of ...

2021-5-10 · An abrasion index value of the iron ore, which implies during subsequent handling process after mining the amount of dust produced, is within the satisfactory range to enable an almost dust-free handling environment. Loading/unloading of the ore, during transportation, and the charging of the ore into the furnace as it descends, the essential ...

ENGINEERING NATIONAL INSTITUTE OF TECHNOLOGY, …

2009-5-10 · (ii) Abrasion Index: It is a relative measure the degradation of iron ore by abrasion. The Tumbler Index and Aibrasion Index are determined in a tumbler test apparatus as per the Bureau of Indian Standard No. IS:6495 . (iii) Shatter Index It is a measure of resistance to free fall of the material . it is determined

IS 6495 (1984): Method of Tumbler Test for Iron Oxides ...

2018-11-15 · 3.2 Abrasion Index - The abrasion index is a relative measure of the degradation of the material by abrasion. i i 4. TEST SAMPLE i 4.1 Gross Sample - The gross sample taken for the determination of ... to obtain at least 100 kg of sinter or sized iron ore that will pass a 40 mm sieve and be retained on a 10 mm sieve. The reduced sample shall

ISO

Abstract. Describes a method for evaluating the tumble strength of iron ores by determining the tumble index and the abrasion index. Applicable to sized iron ore and ore agglomerates. Replaces the second edition.

(PDF) Iron Ore Pelletizing Process: An Overview

2017-10-6 · The iron ore pelletizing process consists of three main steps: 1. Pelletizing feed preparation and mixing: the raw material (iron ore concentrate, additives. — anthracite, dolomite — and ...

Metallurgical Testwork Relating to the ...

2020-3-10 · ore. 20 pieces of >50mm (non-crushed) core were taken from the metallurgical sample at random and sent to for Crushability Work Index (CWi = 3.8 +/- 0.8) and Abrasion Index (Ai = 0.30) determination. The results suggest that Blötberget "can be considered a typical iron ore, which is crushed easily but very abrasive".

(PDF) Processing of Magnetite Iron Ores–Comparing …

(SG), predicted Bond abrasion index (Ai), iron and silica content were based on the following relationships: Concentrate weight recovery % = 10.737 ln( P 80 ) - …

Characterisation of the Physical and Metallurgical ...

Abrasivity - an overview | ScienceDirect Topics

Characterisation of the Physical and Metallurgical ...

With respect to the mechanical properties, the Muko ore was found to have a Tumble Index value of 88-93 wt%, an Abrasion Index value of 0.5-3.8 wt% and a Shatter Index value of 0.6-2.0 wt%. Therefore, the ore holds its form during the handling and charging processes.

Chemical, Mineralogical and Metallurgical …

2017-12-21 · Keywords: Abrasion Index, Ferrites, Goethite Ich Iron ore, Reducibility Index, Reduction Degradation Index SFCA, Sinter, Tumbler Index, etc. INTRODUCTION During mining of iron ores, lots of fines (<10 mm) are generated which are not suitable for direct use in the blast furnace for iron making.

Abrasivity

J.M.F. Clout, J.R. Manuel, in Iron Ore, 2015. 2.4.5 Material-handling properties2.4.5.1 Abrasion properties. The Bond abrasion index (Ai) is used as a measure of the relative abrasivity of different rock materials on metal and is important to understand for process plant design and operation in crushing, screening, and especially grinding (Bond ...

Hot Briquetted Iron, Steel''s Most Versatile Metallic: Part ...

Abrasion index: Material < 0.5 mm/0.02 in in percent after 200 revolutions; ISO 15967 does not contain a list of definitions but includes a cross reference to another standard, ISO: 11323 – iron ore and direct reduced iron – vocabulary. Relevant …