Phase Evolution Simulation of Al2O3-SiС-C Castable with
In order to make sure whether the Cr2O3 would change to Cr6 during the service 4wt Cr2O3 was added to the calcium aluminate cement bonded Al2O3-SiC-C castables for blast furnace main trough then the phase evolution was analyzed through thermodynamic calculation done by Factsage 6.1 under air atmosphere which is close to its real work conditions.
Get PriceNo.5 Development of Fast Drying CastableShinagawa
· Based on the above situation we examined the trough castable with silica sol in order to estimate the effective-ness of silica sol or improving the drying ability and the influences on durability in actual service. 2. Test Method The tested formulations are shown in Table 1. These formulations are based on alumina-spinel-silicon carbide-
Get Price
ENHANCEMENT OF LIFE OF BLAST FURNACE RUNNER
· Trough Metal Line Castable UNITECR 1997 pp . 3) Camelli S. Analysis of Wear Mechanism of Al2O3-SiC-C Blast Furnace Runner UNITECR 1997 pp . 4) Golestani-Fard F. Ebrahim N. Saberi A. Effect of Amount of SiC on the Physical Mechanical and Corrosion Behaviour of Al2O3-SiC-C Castable Proceedings of the
Get Price
Oxidation resistance of andalusite-bearing Al2O3–SiC–C
· 1. Introduction. Al 2 O 3 –SiC–C castables having outstanding thermal shock resistance (TSR) and resistance to chemical attack by slag are extensively used in the blast furnace iron runners and slag runners .These favorable thermomechanical properties of these castables are mainly supported by SiC and C components due to the high thermal conductivity as well as the low
Get Price
DEVELOPMENT OF AI2O3-SiC-C REFRACTORIES BASED
This invention relates to the development of AI2O3-SiC-C refractories based lining design for hot metal transfer ladle to reduce mouth jam and bottom build-up. More specifically it is concerned with the design of hot metal transfer ladle having lining of AI2O3-SiC-C bricks in mouth and bottom conical areas and AI2O3-SiC-C castable in top ring
Get Price
EFFECT OF ADDITIVES ON THE PROPERTIES OF Al2O3-SiC
· founded in castable under slag layer network structure can conduce to enhance mechanical strength. REFERENCES 1 Molin A Kluza O Development of blast furnace trough castables. UNITECR 2009 . 2 Lee WE Chan CF Microstructures and slag resistance of Al 2O3-SiO 2-SiC-C. UNITECR 1997 .
Get Price
Phase Evolution Simulation of Al2O3-SiС-C Castable with
In order to make sure whether the Cr2O3 would change to Cr6 during the service 4wt Cr2O3 was added to the calcium aluminate cement bonded Al2O3-SiC-C castables for blast furnace main trough then the phase evolution was analyzed through thermodynamic calculation done by Factsage 6.1 under air atmosphere which is close to its real work conditions.
Get Price(PDF) Development of densification-resistant castable
Development of densification-resistant castable porous structures from in situ mullite. Ceramics International 2015. Vera Arantes
Get Price
Corrosion Mechanism Analysis of Al2O3-SiC-C Castable
The present study aims to analyze the corrosion mechanism of Al2O3-SiC-C castables for blast furnace main trough. The anti-oxidation and corrosion properties of the castable caused by slag were studied with residual lining investigation and microstructure analysis. A rapid recognition of grain distribution ingredients and mineral phases was achieved by using cathodoluminescence (CL) in
Get Price
Improvement on the Anti-Cracking Properties of Al2O3-SiC-C
The anti-cracking performance of A12O3-SiC-C based castables for trough was improved by the addition of foaming AC using silica ash or silica sol as binder. The differential thermal analysis and thermogravimetric investigations were carried out on different matrix slip to investigate cracking performance. The results revealed that the three ways were all effective in improving the anti
Get PriceOxidation behavior and kinetics of Al2O3–SiC–SiO2–C
Abstract Al2O3–SiC–SiO2–C composites are widely used in ironmaking operations due to their favorable erosion-resistance. In the present paper the oxidation behavior and kinetics of Al2O3–SiC–SiO2–C composites in air are investigated in terms of a theoretical analysis associated with the experimental data. Furthermore the effects of temperature on the oxidation reaction are discussed.
Get Price
Improvement on the Anti-Cracking Properties of Al2O3-SiC-C
The anti-cracking performance of A12O3-SiC-C based castables for trough was improved by the addition of foaming AC using silica ash or silica sol as binder. The differential thermal analysis and thermogravimetric investigations were carried out on different matrix slip to investigate cracking performance. The results revealed that the three ways were all effective in improving the anti
Get Price
Corrosion Mechanism Analysis of Al2O3-SiC-C Castable
The present study aims to analyze the corrosion mechanism of Al2O3-SiC-C castables for blast furnace main trough. The anti-oxidation and corrosion properties of the castable caused by slag were studied with residual lining investigation and microstructure analysis. A rapid recognition of grain distribution ingredients and mineral phases was achieved by using cathodoluminescence (CL) in
Get PriceImproved Corrosion Resistance of Al2O3-SiC-C Castables
In order to improve the corrosion resistance of Al2O3-SiC-C castables super-fine TiO2 (SFT) powder was added directly to the castable with the aim of synthesizing TiC/TiN through in situ reactions. Thermodynamic calculations carried out by FactSage suggested that it was possible to synthesize TiC/TiN through in situ reactions. Analysis performed by X-ray diffraction (XRD) and a scanning
Get Price
Corundum Refractory CastableRongsheng Refractory
· 1.Corundum refractory castable is suitable for the high abrasion resistance erosion resistance and tortoise mesh of the refinery catalytic cracking equipment cyclone separator and inclined tube device. The processing equipment such as synthetic ammonia is used for one stage and two stage reforming furnace lining pouring.
Get PriceBlast Furnace Iron Trough CastableRefractories
Alumina silicon carbide carbon castable s main materials are fused corundum(or sintered corundum special grade bauxite clinker) graphite contains 90 95 fixed carbon silicon carbide and so on. Blast Furnace Iron Trough Castable . The development of self flow Al-Si-C castable brings lots of convenience for casting construction.
Get Price
Influences of novel Si2BC3N antioxidant on the structure
Abstract The ultra-low cement bonded Al2O3-SiC-C castables were prepared with the introduction of a novel Si2BC3N antioxidant. The microstructure evolution and the mechanical properties were evaluated in coke bed and air atmosphere. Besides the thermal properties including thermal shock hot modulus of rupture oxidation and refractories under load were comparatively investigated.
Get Price
Corrosion Mechanism Analysis of Al2O3-SiC-C Castable
The present study aims to analyze the corrosion mechanism of Al2O3-SiC-C castables for blast furnace main trough. The anti-oxidation and corrosion properties of the castable caused by slag were studied with residual lining investigation and microstructure analysis. A rapid recognition of grain distribution ingredients and mineral phases was achieved by using cathodoluminescence (CL) in
Get Price
ENHANCEMENT OF LIFE OF BLAST FURNACE RUNNER
· Trough Metal Line Castable UNITECR 1997 pp . 3) Camelli S. Analysis of Wear Mechanism of Al2O3-SiC-C Blast Furnace Runner UNITECR 1997 pp . 4) Golestani-Fard F. Ebrahim N. Saberi A. Effect of Amount of SiC on the Physical Mechanical and Corrosion Behaviour of Al2O3-SiC-C Castable Proceedings of the
Get Price
Silicon Carbide Refractory Castable for SaleRS
Silicon Carbide Refractory Castable is the development of SiC refractory products. Generally SiC refractory castables are designed with low cement and ultra-low cement formulations. Use SiC as the main raw material high alumina cement (CA-70C or CA-80C etc.) nf-SiO2 and Al2O3 fine powder as the binder. Silicon Carbide Refractory Castable.
Get Price
Development of Aluminium Based Silicon Carbide Particulate
· Metal matrix composites (MMCs) have evoked a keen interest in recent times for potential applications in aerospace and automotive industries. A uniform distribution of reinforcement within the matrix is one such challenge which affects directly on the properties and quality of composite material. Aluminium (98.41 C.P) and Sic (320-grit) has been chosen as matrix and reinforcement material
Get Price
Effect of spinel content on the properties of Al2O3–SiC–C
· Effect of addition of spinel on the various refractory properties of Al 2 O 3 –SiC–C based trough castable is studied with both cement and sol bonding systems. Graphite as C source varied between 2 and 4 wt and spinel between 5 and 10 wt .
Get PriceEFFECT OF ADDITIVES ON THE PROPERTIES OF Al2O3-SiC
· founded in castable under slag layer network structure can conduce to enhance mechanical strength. REFERENCES 1 Molin A Kluza O Development of blast furnace trough castables. UNITECR 2009 . 2 Lee WE Chan CF Microstructures and slag resistance of Al 2O3-SiO 2-SiC-C. UNITECR 1997 .
Get Price
Improved Corrosion Resistance of Al2O3-SiC-C Castables
· In order to improve the corrosion resistance of Al2O3-SiC-C castables super-fine TiO2(SFT) powder was added directly to the castable with the aim of synthesizing TiC/TiN through in situ reactions. Thermodynamic calculations carried out by FactSage suggested that it was possible to synthesize TiC/TiN through in situ reactions.
Get PriceInfluences of novel Si2BC3N antioxidant on the structure
Abstract The ultra-low cement bonded Al2O3-SiC-C castables were prepared with the introduction of a novel Si2BC3N antioxidant. The microstructure evolution and the mechanical properties were evaluated in coke bed and air atmosphere. Besides the thermal properties including thermal shock hot modulus of rupture oxidation and refractories under load were comparatively investigated.
Get Price
Blast furnace iron trough refractory
· Description The refractory used in blast furnace iron trough is aluminum silicon carbide carbon (Al2O3-SiC-C) castable for integrate castingThe refractory for non iron-trough dry iron trough use aluminum carbide carbon ramming material. Hotline . I want to learn more.
Get PriceHigh Alumina low Cement CastableRongsheng Refractory
· The Al2O3-SiC-C low cement refractory castable can be used as a lining for the blast furnace tapping groove the iron casting trough of the iron furnace and the integral dusting gun for hot metal pretreatment. High Alumina low Cement Castable Using Method Water is added in proportion and the machine is stirred into a mortar and shaken to form.
Get Price
Oxidation resistance of andalusite-bearing Al2O3–SiC–C
· 1. Introduction. Al 2 O 3 –SiC–C castables having outstanding thermal shock resistance (TSR) and resistance to chemical attack by slag are extensively used in the blast furnace iron runners and slag runners .These favorable thermomechanical properties of these castables are mainly supported by SiC and C components due to the high thermal conductivity as well as the low
Get PriceOxidation resistance of andalusite-bearing Al2O3–SiC–C
· 1. Introduction. Al 2 O 3 –SiC–C castables having outstanding thermal shock resistance (TSR) and resistance to chemical attack by slag are extensively used in the blast furnace iron runners and slag runners .These favorable thermomechanical properties of these castables are mainly supported by SiC and C components due to the high thermal conductivity as well as the low
Get PriceNEW ANTI-OXIDATION TECHNOLOGY FOR TROUGH
· -SiC-C castables in AMT BF#02 main troughs. Figure 1. Oxidation mechanism of Al 2 O 3-SiC-C castables. A regular structure B oxidized structure C infiltration of molten iron. In order to avoid an undesired increase in the wear rate during the trough campaign by the contact between molten pig iron and the oxidized castable the
Get Price
