Refractory Material Reduces Furnace Downtime For Aluminum
Refractory Installation and MaintenanceF S Sperry
How to Choose the Best Refractory Material 16 Choosing the Best Refractory Material for an Aluminum Furnace 19 Foamfrax RG Instead of a Low Temperature Board System 22 Interpreting a Refractory Technical Datasheet 25 Refractory Technical Datasheets Don t Tell the Whole Story 29 Chapet r 2 Rearfcot ry nI sataollitn 31
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Charging Machines for several furnaces
This results in an improved energy consumption and increased productivity of the furnace Some customers have noted as much as a 20 percent improvement in furnace throughput over standard charging practices This continuous and automated furnace process reduces stress on the refractory lining significantly
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MONOLITHIC REFRACTORY AS ADVANCED REMEDY FOR
Hot Blast refers to the process of preheating the air that gets blown into a blast furnace or any other metallurgical process for that matter Because preheating reduced fuel consumption considerably hot blast was one of the most important technologies developed during the Industrial Revolution period in Europe Hot Blast also allows for higher furnace
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DC Arc Furnace Technology Applied to Smelting
conductive refractory material or as an alternative withwater cooledanodes as for Aluminum is used in most steel grades but aluminum reduces the furnace productivity 82 3 The chromite smelting is a carbon saturated process The bottom anode can therefore be
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Refractory productsANDRITZ
This modular concept using pre fabricated insulating shells for the skid pipe system in reheating furnaces provides a significant reduction in installation time typically around 75 compared to an on site castable installation This reduces the downtime of the furnaces during maintenance thus increasing productivity
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Refractory Extends Aluminum Melting Furnace Life
Aluminum melting furnace lined with high alumina refractory showing dross build up and refractory deterioration Solving the Problem Because there was no significant improvement in the performance of various high alumina refractories General Aluminum tried a different approach by going to Stellar Materials Inc s Thermbond a modified phosphate bonded material
Get PricePrecast and refractory solutions for reducing downtime
The ability to transport molten metal and other materials is a critical component of the core markets Allied serves We provide a wide variety of solutions including precast shapes and ceramic refractory linings for holding and transfer equipment to meet your facility s demands
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Refractory Materialan overview ScienceDirect Topics
Aluminum Phosphate and Silicate Refractory Materials The possibility of preparing refractory materials at very low temperatures has been demonstrated and these materials have been shown to be stable well beyond 371°C 700°F For example aluminum phosphate based glass material is refractory up to 1 600°C at which point aluminum phosphate
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Secondary Aluminum KT Grant
Furnace clean out starts once burners are idled significantly reducing maintenance downtime Furnace is still hot during refractory patch and tearout minimizing reheat time and yielding significant fuel savings Furnace is back on line within hours enabling more metal production and greater profits View GOM 360BDRE Series II brochure
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ProductsHarbisonWalker International Refractory
Aluminum HarbisonWalker International HWI has been serving the aluminum industry for over half a century and today it is one of the top refractory suppliers to the world s largest aluminum producers When you choose HarbisonWalker International you re choosing quality without compromise Every order is backed by aluminum application
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Hidden Cost of Corundum Growth in Aluminum Furnaces
The Hidden Cost of Corundum Growth in Aluminum Furnaces If you have an aluminum furnace you re familiar with corundum When molten aluminum oxidizes with oxygen in the atmosphere corundum forms And it s dangerous whether it s forming in a melt furnace or in a holding furnace When corundum forms inside of the furnace refractory it
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Hidden Cost of Corundum Growth in Aluminum Furnaces
The Hidden Cost of Corundum Growth in Aluminum Furnaces If you have an aluminum furnace you re familiar with corundum When molten aluminum oxidizes with oxygen in the atmosphere corundum forms And it s dangerous whether it s forming in a melt furnace or in a holding furnace When corundum forms inside of the furnace refractory it
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Conquering Aluminum Furnace CorundumPlibrico
Their alkaline properties also reduce the local melt temperature of the refractory at the bellyband and then infiltrate the furnace lining Over time with lack of regular maintenance the corundum buildup will reduce furnace performance and increase aluminum loss
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Aluminum Furnace MaintenanceRefractory Manufacturer
Refractories for Aluminum Furnace Maintenance RESCO offers a product line of proven gun mixes and castables for the maintenance of aluminum furnaces RESCOBOND 3000AG RESCOBOND 70AG RESCOBOND 90AG are aluminum resistant gun mixes that can be gunned into hot or cold aluminum furnaces
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ProductsHarbisonWalker International Refractory
Aluminum HarbisonWalker International HWI has been serving the aluminum industry for over half a century and today it is one of the top refractory suppliers to the world s largest aluminum producers When you choose HarbisonWalker International you re choosing quality without compromise Every order is backed by aluminum application
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Reverberatory Furnaces United Refractories Co
UNI GUN 85GP A bauxite based phosphate bonded gunning plastic refractory This product has been developed for applications requiring high strength thermal shock resistance and abrasion resistance Placement by gunning and no cure time significantly reduces furnace downtime °F
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pyrotek Pyrotek Refractory Furnace Relines Help
Pyrotek Refractory Furnace Relines Help Reduce Downtime for Aluminium Producers nonwetting corundum resistant linings in smelting furnaces can increase ingot and billet casting capability After a 5 year period some Pyrotek customers reported that furnace downtime due to refractory repairs was reduced by up to 65 percent Total furnace
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Conquering Aluminum Furnace Corundum Foundry
Their alkaline properties also reduce the local melt temperature of the refractory at the bellyband and then infiltrate the furnace lining Over time with lack of regular maintenance the corundum buildup will reduce furnace performance and increase aluminum loss
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Hidden Cost of Corundum Growth in Aluminum Furnaces
The Hidden Cost of Corundum Growth in Aluminum Furnaces If you have an aluminum furnace you re familiar with corundum When molten aluminum oxidizes with oxygen in the atmosphere corundum forms And it s dangerous whether it s forming in a melt furnace or in a holding furnace When corundum forms inside of the furnace refractory it
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Conquering Aluminum Furnace CorundumPlibrico
Negative furnace pressure can also lead to leakage from the outside Other common areas of formation include rear walls and bellyband areas where regular cleaning and maintenance are more difficult Control and Avoidance The key to fighting corundum starts with choosing the proper refractory material for molten aluminum contact
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Aluminum Melting Furnace MaintenanceSchad Refractory
That buildup can occur when air comes into contact with molten aluminum However the tenacity of dross requires an extremely aggressive cleaning process which often removes part of the refractory If you let aluminum oxide penetrate the refractory and build up on the walls of the furnace it will gradually reduce the furnace capacity Not only will that affect the efficiency of the furnace but it
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Allied Mineral ProductsQuick Fire
A trusted ceramic refractory solution for aluminum applications Allied s QUICK FIRE product line is designed to meet the needs of virtually any environment The two component technology in QUICK FIRE products utilizes a liquid phosphate bonding system that improves performance and reduces downtime There is a mix suitable for all applications including harsh metal contact areas
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Aluminum Furnace MaintenanceRefractory Manufacturer
Those other aluminum resistant gun mixes wear off the refractory lining quicker so other gun mixes must be gunned more often to maintain the repair or patch A maintenance program of gunning RESCOBOND Gun Mixes on a periodic basis can extend furnace refractory life and minimize furnace downtime
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aluminum industry B
A phosphate bonded aluminum resistant castable that can be rammed vibracast or hand packed It develops a quick set and can be heated within 4 hours of installa tion to minimize furnace downtime ULTRA EXPRESS 70 AL An ultra low cement 70 alumina castable designed with enhanced flow and self leveling characteristics
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Refractory materials are used to provide protection against molten iron and slag attack particularly in the well siphon box and tap hole Fig 1 The demand on refractories in the cupola furnace is severe Materials must withstand thermal mechanical and chemical attack Since cupola downtime is
Get PriceRefractory for aluminum melting furnacesGeneral
An improved alumina or alumino silicate refractory for lining aluminum melting furnaces and other containers for molten aluminum including 0 5 to 30 by weight of BaSO 4 The addition of BaSO 4 to a phosphate bonded or phosphate free plastic ramming mix brick mortar or castables eliminates metal penetration and reduces dross and metal adherence
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pyrotek Pyrotek Refractory Furnace Relines Help
Pyrotek Refractory Furnace Relines Help Reduce Downtime for Aluminium Producers nonwetting corundum resistant linings in smelting furnaces can increase ingot and billet casting capability After a 5 year period some Pyrotek customers reported that furnace downtime due to refractory repairs was reduced by up to 65 percent Total furnace availability
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Refractory Cements and Moldables in the Aluminum Industry
Aluminum Industry In the Aluminum Industry refractory material is used as the lining of furnaces ladles or any crucibles where molten metal is deposited until it undergoes further processing Refractories have to sustain very high temperature and protect the container from the corrosive nature of the molten metal and the slag/flux
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New refractory test duplicates aluminum furnace conditions Madison Kipp molds an innovative ceramic fiber solution Melting materials Engineered Refractory Material Saves Aluminum Foundry 40 000/Furnace/Yr Granular Refractories New Refractory Reduces Furnace Maintenance Costs Refractory Castables Product category index
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Refractory Moldables and Cement in the Aluminum Industry
Refractory material is employed as the lining of ladles furnaces or any crucibles in the aluminum industry where molten metal is deposited until further processing is carried out Refractories need to withstand extremely high temperatures and shield the container from the corrosive nature of the molten metal and the flux/slag
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Conquering Aluminum Furnace Corundum Effective Controls
Control and Avoidance The key to fighting corundum starts with choosing the proper refractory material for molten aluminum contact The development of effective refractory additives that combat corundum including non wetting additives dense oxide barrier formers and pore size reducers was pioneered by Plibrico which includes these additives in products aimed at
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Refractory Material Reduces Furnace Downtime for Aluminum
Aluminum oxide has a tendency to penetrate and build up on conventional high alumina refractories As the aluminum oxide builds up it gradually reduces the furnace s capacity and can even deform the walls of the furnace
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Selection of Proper Refractory Materials for Energy Saving
Refractory lining of an aluminum melting and holding furnace are engineered with a primary design objective to keep the furnace condition stable throughout the life of the furnace In consideration of energy saving ideally all the heat added to the furnace should be used to heat the load or stock but in practice a lot of heat is lost in several ways
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Effective Use of Oxy Fuel Combustion in Aluminum
ferring heat more effectively from refractory to metal As such rotary furnaces have very high efficiencies or furnace factors of up to 90 where furnace factor is defined as the percentage of available heat absorbed by the charge material 1 This high efficiency naturally fits the use of oxy fuel combustion because
Get PriceAluminum melting furnaces CDOCAST MACHINERY
Cdocast can provide 50k 100kg 200kg 500kg 1000kg 2000kg 5000kg aluminum induction furnace The advantages of melting aluminum in medium frequency melting furnace are as follows Melting time is rapid usually 40 60 minutes can smelt a furnace With strong electromagnetic stirring force the aluminum liquid has been tumbling during smelting and
Get PriceRefractory Services for the Steel and Aluminum Industry
Refractories for the Steel and Aluminum Industry Our lineup of refractories for the aluminum and steel industry include Guniting Also known as shotcrete or sprayed refractory gunite can shorten total downtime and save installation labor costs by installing refractory without the costs of
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