dry slag granule

Dry Granulation of Blast Furnace Slag - Steel360

Apr 04, 2019· Dry slag granulation process is essentially to atomize the liquid slag and then to cool the particles rapidly so as to produce a glassy slag. Atomization is done using a rotary cup air blast atomizer (Fig 1). The particles cool as they travel through the air and are then cooled further in a fluidized bed. Both of these cooling processes provide ...

BULK MATERIAL DENSITY TABLE - Tapco, Inc

Distiller's Grain, Spent, Dry 30 Distiller's Grain, Spent, Wet 40-60 Dolomite, Crushed 80-100 Dolomite, Lumpy 90-100 Earth, As Excavated, Dry 70-80 Earth, Loam, Dry, Loose 76 Earth, Wet, Containing Clay 100-110. Material Description Loose Bulk Density #/Ft. Ebonite, Crushed 65-70 Epsom Salts 40-50 Emery 230 Face Powder (See Talcum Powder)

The Late-Model Technology Dry Granulator Process With ...

Sep 28, 2021· The Newfashioned Technology Dry Granulator Process Made In China Line Dewo machinery can provides complete set of crushing and screening line, including Hydraulic Cone Crusher, Jaw Crusher, Impact Crusher, Vertical Shaft Impact Crusher (Sand Making Machine), fixed and movable rock crushing line, but also provides turnkey project for cement ...

Dry Slag Granulation with Waste Heat Recovery

Aug 09, 2016· Properties of Granulated Blast Furnace Slag Dry granulated slags • > 90% of granules were smaller than 1.5 mm • Appear darker in colour due to their higher density, but change in colour on grinding • XRD and optical microscopy of BF slag showed glass content of > 99% • Tests showed good cementitious properties and suitable for cement ...

Dry slag granulation: producing valuable by-products from ...

10%· Feb 22, 2019· CSIRO has been working on a dry granulation process, integrated with heat recovery, since 2002. It involves a rotary disc that atomizes molten slag to produce liquid droplets, which are rapidly quenched to become solid granules. The hot granules are fed to a counter-current moving packed bed heat exchanger, where they are further cooled and finally discharged at close to …

Granulated Slag MSDS - Canada Building Materials

Granulated Slag Material Safety Data Sheet Page 1 of 7 MATERIAL SAFETY DATA SHEET SECTION 1- CHEMICAL PRODUCT AND COMPANY IDENTIFICATION Product Names: St. Marys CemPlus, Slag Granules, Slag Cement, Ground Granulated Blast Furnace Slag (GGBFS), Granulated Blast Furnace Slag (GBFS) WHMIS classification D2A, E

RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A PATH …

doi: 10.5151/1516-392x-27552 corpus id: 59496467. recent developments in dry slag granulation: a path to improving safety and sustainbility of the metallurgical sector @inproceedings{faucher2017recentdi, title={recent developments in dry slag granulation: a path to improving safety and sustainbility of the metallurgical sector}, author={s. faucher and s. mostaghel and l.

AISTech2018 Dry Slag Granulation – The Future Way to ...

Dry Slag Granulation – The Future Way to Granulate Blast Furnace Slag Fleischanderl A.1, Fenzl T. 2, Neuhold R. 3 1Primetals Technologies Austria Turmstrasse 44, …

Some Fundamental Aspects of Dry Slag Granulation Process

Some Fundamental Aspects of the Dry Slag GranulationProcess . Sharif Jahanshahi*, Yuhua Pan and Dongsheng Xie . CSIRO Minerals Down Under National Research Flagship, Clayton, Victoria, 3168, Australia . Abstract: There is a growing interest in development of a dry slag granulation (DSG) process so as to recover the

EP2922976B1 - Dry slag granulation system and method ...

EP2922976B1 EP13794861.8A EP13794861A EP2922976B1 EP 2922976 B1 EP2922976 B1 EP 2922976B1 EP 13794861 A EP13794861 A EP 13794861A EP 2922976 B1 EP2922976 B1 EP 2922976B1 Authority EP European Patent Office Prior art keywords tundish granulator slag speed orientation Prior art date Legal status (The legal status is an assumption and is not a legal …

Heat recovery from slag improves energy efficiency of furnaces

Dry granulation Dry granulation is the processing of slag with heat recovery, and involves breaking . up the liquid slag into droplets which pass through a dry cooling stage, where some of the heat is recovered and where they . Fig. 1: Air blast granulator. are solidified into small granules. These

Experimental Study on Heat Transfer Characteristics of ...

Dry granulation, as a new process of molten BF slag treatment, is an attractive alternative to water quenching. The medium in the heat exchanging process is air which results in low efficiency. Therefore, the technique for waste heat of molten BF slag recovery is exploited. The waste heat is recovered by waste heat boiler which produces high pressure steam for generating electricity.

Dry Granulation and Solidification of Molten Blast Furnace ...

Japan's largest platform for academic e-journals: J-STAGE is a full text database for reviewed academic papers published by Japanese societies

DRY SLAG GRANULATION WITH HEAT RECOVERY*

Dry Granulation Concept. Dry slag granulation is based on molten slag atomisation using a variable speed rotating cup or dish (see Figure 1). The slag is delivered on to the centre of the cup from a slag runner via a vertical refractory lined pipe. The rotation of the cup forces the slag outwards to the cup lip where it is atomised (see Figure 2).

Dry granulation - dry granulation is a process whereby ...

Dry granulation. Slugging for dry granulation is the process of forming granules by exerting high pressure on the powder particles. To achieve this, you need to take powder materials through a series of processes that you will learn shortly in this guide.

Dry ice Pelletizer | Dry Ice Pellet maker - making dry ice ...

Its yield ranges from 360kg/h to 400kg/h. The diameter of the final dry ice granules also ranges from 3mm to 19mm, and we can also make dry ice pellets with different diameters by changing the molds. Dry ice pellets maker SL-300-2. The dry ice pelletizer of model SL-300-2 …

Dry Granulation Machines and Equipment

Dry Granulation using a Roll Compaction Machine is the process of compacting primary particles into larger granules in order to: . lock in blend ratios to prevent segregation later in the manufacturing process. improve powder flow so that conveying and feeding into downstream processes are trouble-free eliminating caking and bridging.

TABLET : Manufacturing Methods / Granulation Introduction

Dry granulation Introduction In dry granulation process the powder mixture is compressed without the use of heat and solvent. It is the least desirable of all methods of granulation. The two basic procedures are to form a compact of material by compression and then to mill the compact to obtain a granules. Two methods are used for dry granulation.

Northam Converter Dry Slag Granulation - Hatch Ltd

However, a dry slag granulation system had not yet been deployed in the non-ferrous industry. Although it has demonstrated success in the steelmaking industry for decades, adoption of a dry granulation solution in non-ferrous industries has been challenged by the technical risks associated with process uncertainties and by the financial risks ...

Dry granulation - SlideShare

Aug 15, 2016· 9. Advantages of dry granulation:Advantages of dry granulation: • Useful for heat or moisture sensitive materials. • Less equipment and space than that required by wet granulation. • Improve tablet disintegration since it does not involve the use of water so it increases water-uptake ability of the disintegrant.

(PDF) Experimental study of rotating dry slag granulation ...

Experimental study of rotating dry slag granulation unit: Operating regimes, particle size analysis and scale up. Download. Related Papers. CFD simulation of free surface flow and heat transfer of liquid slag on a spinning disc for a novel dry slag granulation process. By Peter Witt.

Energy recovery from high temperature slags - ScienceDirect

Sep 01, 2011· The trials for dry granulation of slag date back to 1930, but the research surged in 1970s and 1980s in Europe and Japan, resulting in laboratory and pilot scale testing of several methods. In Section 3, the processes that have been proposed for energy recovery from slag based on the use of dry granulation are described. 2.2.

Understanding The Dry Granulation Process

Dry granulation is a process whereby granules are formed without the aid of any liquid solution. The process is used if the ingredients to be granulated are sensitive to moisture or heat. Compaction is used to densify the powder and form granules. The process is carried out using a slugging tool or a roller compactor/ tablet press machine.

(PDF) A Review of Granulation Process for Blast Furnace Slag

Foreign publications on dry slag granulation do not provide methods for designing fluidized beds for dry slag granulation units. ... A slag granule kept in the air flow is cooled at a rate of ...

CFD Modelling of Dry Slag Granulation Using a Novel ...

include: slag spreading on the spinning disc, slag film breakup after leaving the disc, slag droplet formation, droplet collision with walls, air flow and interaction of air with slag droplets/granules as well as droplet quenching and heat exchange. CFD modelling has played a key role in process design, optimisation and scale up.

Heat recovery in dry granulation of molten blast furnace slag

Hydraulic cement concretes were produced using pozzolans and ground, granulated, blast-furnace slag (slag) to investigate the effect of these materials on durability. The pozzolans used were an ASTM C 618 Class F fly ash with a low lime content and a dry, densified silica fume. The slag was an ASTM C 989 Grade 120 material.

ASI International - Products - Slag Coagulants

Slag-a-Way Plus also releases from slag rods or racks very easily. This product is available in fine, medium, and course particle sizes. SlaGrip SC-2 – Used to dry up fluid slag on molten iron and copper base alloys. The porous granules, when sprinkled over …

New process for dry granulation and heat recovery from ...

Granulation Granulated slag Blast furnace slag Heat recovery Dry treatment. Keyword (de) Granulation Granulierte Schlacke Hochofenschlacke Waermerueckgewinnung Trockenverfahren. Classification. Pascal. 001 Exact sciences and technology / 001D Applied sciences / 001D11 Metals.

Find Advanced, Efficient and Durable slag pelletizer ...

SJ-130 Factory price PP/PE recycled plastic granulator / Wet and dry double usage plastic recycling pelletizer 1. Feature: This machine suitable for PE, PP waste film recycle, and then granulator int granules; Machine with safety shield, more safety operate and temperature more stable; Finished granule can mix with new material use, it can save factory cost.

Instantaneous measurements of granular blast furnace slag ...

Abstract An instantaneous measurement method was developed to measure the surface temperature and surface emissivity of blast furnace slag for investigating dry granulation and waste heat recovery from blast furnace slag.The system was used to measure temperature-gray scale and emissivity-temperature relationships from granular blast furnace slag images captured by a high-speed camera based on ...

CSIRO Research Publications Repository - Dry slag ...

Jun 27, 2011· The process produces solid slag granules suitable for cement-making and hot air of 500-600 degC as a heat source for on-site utilization. Compared with water quenching, dry granulation offers a much more sustainable approach through saving water, reducing emissions, as well as recovering waste heat to reduce energy consumption, and hence GHG ...

Dry Granulation and Solidification of Molten Blast Furnace ...

Sep 08, 2006· In the solidification study, slag granules of 5mm diameter were subjected to air blast of various velocity. It was found that such a granule was cooled at a rate of about 100°C/sec in the high temperature range, solidifying at about 850°C. As this meant that it took some 5sec to solidify a molten slag granule of 1 350°C, acceleration of ...

Recent Developments in Dry SLAG Granulation: A Path to ...

2.3 Dry Slag Granulation Significant research and development has occurred in the area of Dry Slag Granulation (DSG) over the past decades. Development of DSG technologies is driven by the desire to improve safety and sustainability of conventional slag handling methods. The most significant advantage of DSG is that it provides a safer and more

Dry Granulation of Blast Furnace Slag for Energy Recovery ...

Aug 09, 2014· The slag product is used as an aggregate for the construction industry. Dry slag granulation using a rotary cup air blast atomizer. The dry slag granulation process is essentially to atomize the liquid slag and then to cool the particles rapidly so as to produce a glassy slag. The atomization is done using a rotary cup air blast atomizer.

Dry Slag Granulation (DSG) - YouTube

May 09, 2019· Primetals Technologies has developed a new innovative blast furnace dry slag granulation process with heat recovery at the voestalpine pilot plant in Linz, A...

dry slag granule

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