as a refractory aggregate

Ferrochrome Slag Feasibility as a Raw Material in ...

2020-5-21 · Refractory castable specimens were formulated with ferrochrome slag as an aggregate and commercial calcium aluminate cement as a binder. Objective was to prepare refractory specimens with a maximum slag utilization but simultaneously to sustain good properties, comparable to those of raw material refractory products.

The potential use of steel slag in refractory concrete ...

Steel slag can be used as a fine aggregate for high-strength and refractory concrete (Yi et al., 2012). Ducman and Mladenovic (2011) investigated the production of refractory concrete using EAFS ...

China Refractory Aggregate, China Refractory Aggregate ...

A wide variety of refractory aggregate options are available to you, such as others, total solution for projects, and graphic design. You can also choose from modern, traditional, and asian. As well as from saudi arabia, egypt, and philippines. And whether refractory aggregate is 3 years, none, or 2 years.

China Refractory Aggregate Manufacturer and Supplier ...

Refractory Aggregate - China Manufacturers, Suppliers, Factory. Each individual member from our large performance revenue crew values customers'' needs and company communication for Refractory Aggregate, quick lime, 3-5mm tabular alumina, carbon-reduction,nozzle clogging. Customer pleasure is our main purpose.

Almatis :: Tabular & other Aggregates

Tabular & other Aggregates. Aggregates are the backbone of a refractory formulation and provide dimensional stability to the refractory products. The coarser fractions add thermal shock and corrosion resistance and the aggregate fines optimize the particle size distribution and increase the refractoriness of …

Study of Properties of Concrete Using Waste Refractory ...

2021-5-16 · Coarse Aggregate: Natural granite stone aggregates of nominal sizes of 20mm and 10mm which are locally available are used in the study. Refractory Brick Waste Aggregates (RBWA): The refractory brick waste was brought from TRL Krosaki Refractories Limited, Belpahar, Jharsuguda, Odisha. These are made

Refractory Aggregate

Refractory Aggregate | Products & Suppliers | Engineering360. The majority of refractory cements are a combination of clinker and an aggregate material. Clinker is the by-product of sintering in the production of cement and it is a fused mineral such as alumina which is crushed (read more) Get Price

Calcium aluminate clinker as a refractory aggregate with ...

The present invention provides for a refractory aggregate composition comprising an improved calcium aluminate clinker having the formula CnAx wherein C is calcium oxide and A is aluminum oxide, wherein n is an integer from about 1 to about 12, wherein x is an integer from about 1 to about 24, and wherein said clinker has from zero to less than about fifty weight percent C12A7.

A replacement of traditional insulation refractory brick ...

2021-5-6 · The RHA is generated after the burning of rice husk as biomass fuel. The RHA is used as an aggregate and alkali-extracted silica sol from RHA as a binder to fabricate the insulation castable. The nanosilica containing (~30 wt%) sol is employed to synthesize the refractory castable by varying the sol amount (2.5-12.5 wt% silica from sol).

Refractory Brick--Tradematt Refractory Manufacturer

2017-10-23 · The banding technology of granular refractory fiber castable . Granular refractory fiber castable high strength, excellent thermal shock resistance, good insulation properties. As the columnar aggregate formed by the small stress, and will not damage the ...

Refractory Fire Brick Manufacturer

2019-3-5 · The anhydrous taphole clay produced by Jundao refractory fire bricks factory is used in 300 cubic-3200 cubic blast furnaces without splashing, which can reduce the labor intensity of the workers before the furnace, keep the iron flow stable, resist the erosion of iron flow, and take 40-120 minutes to tap iron. made of refractory aggregate, powder, binder and liquid.

Calcium aluminate clinker as a refractory aggregate with ...

2012-1-25 · The present invention provides for a refractory aggregate composition comprising an improved calcium aluminate clinker having the formula CnAx wherein C is calcium oxide and A is aluminum oxide, wherein n is an integer from about 1 to about 12, wherein x is an integer from about 1 to about 24, and wherein said clinker has from zero to less than about fifty weight percent C12A7, and …

(PDF) Recycled Refractory Brick as Aggregate for Eco ...

The replacement level by volume of the refractory brick aggregate were taken as 0%, 10%, 20%, 30%, 40%, 50%, 70%, . In this paper, two types of RBA were used. For each RBA type, two concretes ...

AGC Plibrico Monolithic Refractories

2019-6-28 · Plastic refractories Patching repair material with superior adhesive properties (Patching) Plastic refractory for patching use, consisting of a combination of carefully selected refractory aggregate and phos- phate binder, adjusted into a workable form. Patching refractories are adjusted to a softer consistency than ramming plastic refractories, and used for repairing small-scale

limestone as a refractory aggregate

limestone as a refractory aggregate. Use of refractory bricks as sand replacement in self . Public interest statement. In order to minimize and valorize the Refractory brick wastes (RBW), this work investigate reusing these wastes as a fine aggregate (by sand substitution) in a …

Clay Refractory Castable--PT. INDOFURNACE

Clay castable is using refractory clay clinker as aggregate, adding alumina powder and soft clay as binder. According to proper formula proportion, the mixture is mixed for more than 5 minutes, and the service temperature is generally 1300-1450 ℃. Clay Refractory Castable Specification

Refractory Concrete

Ian Sims, Bev Brown, in Lea''s Chemistry of Cement and Concrete (Fourth Edition), 1998. Brick and other materials. Crushed clay brick material has been used as aggregate in concrete since at least Roman times. 368, 369 In modern times brick aggregate is used in some refractory concretes and sometimes as a medium-weight aggregate for structural concrete. Brick aggregates are often used for ...

Calcium aluminate clinker as a refractory aggregate with ...

The present invention provides for a refractory aggregate composition comprising an improved calcium aluminate clinker having the formula C n A x wherein C is calcium oxide and A is aluminum oxide, wherein n is an integer from about 1 to about 12, wherein x is an integer from about 1 to about 24, and wherein said clinker has less less than about fifty weight percent C 12 A 7.

Role of Tabular Alumina as a suitable aggregate for ...

2020-10-9 · attempt to enhance the value of the refractories in such applications. 2.last furnace trough castable B LC and ULC castables with typically 70-85 % Al2O3 and 10-20 % SiC are used for the wear lining in blast furnace main trough. BFA is the commonly used aggregate for these castables. The specific refractory consumption in modern

Refractory aggregate | Article about refractory aggregate ...

This technology utilizes a two-component refractory system that incorporates a dry refractory aggregate that is mixed with a proprietary acid compound onsite. Following the path of a precursor of slag, metal seeping into the interconnected, sponge-like pores of the refractory aggregate can lead to superheating and breach of the lining.

Effect of the Type of Aggregate on the Properties of ...

2017-2-20 · refractory aggregate were used: Bauxite containing 81% alumina and grog containing 52% alumina. Four particle sizes of each aggregate were used. The cast samples were left in their moulds for 24 hours in a relative humidity cabinet. The de–molded specimens were left in an open air until their moisture content reaches 3–6%, then

limestone as a refractory aggregate

limestone as a refractory aggregate - ''Unspoiling the Environment'' Sustainable quarry restoration ... - MJCA; 3 May 2011 ... which produces high-grade refractory products, and from a lower, third bench ...

HIGH STRENGTH REFRACTORY CONCRETE

A refractory concrete of improved strength made from calcium-aluminate cement, a refractory aggregate of ferro-chromium slag, and as an additive, powdered boron phosphate. According to the method of the invention the graded slag is admixed with the phosphate additive and aluminate cement to form a concrete grog, which is subsequently fired in ...

Good Price Refractory Aggregate Suppliers

Refractory aggregates are classified into clay, high alumina, corundum, silica, magnesia, magnesium aluminum spinel refractory aggregate, etc. Refractory aggregates are refractory materials that play a role as a framework in the particle size composition of refractory materials. They are made of various refractory raw materials through ...

Classifications of High Temperature Refractory Castable ...

As we all know, high temperature castable refractory has a simple production process, saves labor and energy, and has high construction efficiency and good quality. And can be formulated on site or choose materials with excellent performance. Also known as refractory castable.The refractory castable is composed of cement, aggregate …

-Research Status and ...

Working lining refractory used in high-temperature furnaces usually consists of aggregate and matrix (except casting refractories), and aggregate has a high density while the matrix is relatively loose and more vulnerable to slag attack.

Rongsheng High Quality Wear Resistant Plastic Refractory ...

By adding a small amount of water, a hard clay paste is formed after thorough mixing and maintains high plasticity for a long time. In the Wear Resistant Plastic Refractory, it is the same as the aggregate of the refractory castable, but just the binder is different. The binder of the wear-resistant refractory …

Refractory Bricks | Fire Bricks | Types Of Refractory ...

2021-5-15 · Refractory bricks are a block of refractory ceramic substance utilized in lining furnaces, kilns & Fireboxes. This brick is composed generally to withstand great temperature, but will also usually have a low thermal conductivity for great energy efficiency. Fire bricks can maintain excessive heat without melting or fusion.

Lightweight Refractory Aggregates | Mantec Refractories

Ultralite Graded Aggregate (UGA) is supplied to customers who prefer to utilise Ultralite as a lightweight refractory aggregate to manufacture their own refractory shapes.

An Introduction to Refractory Aggregates

2002-5-10 · Any aggregate can potentially be used in the formulation of a monolithic refractory. They are chosen based on their stability at the temperature of application, mechanical strength, …

Recycled Refractory Brick as Aggregate for Eco-friendly ...

2021-7-2 · refractory waste aggregate, have given the best results. Saidi et al. 2015 [9] studied the effect of introducing refractory brick waste to produce cement mortar and noted that up to 20% of it significantly increased the compressive strength and recommended the use of refractory brick waste as fine aggregate.

Dehydration investigations of a refractory concrete using ...

2011-9-3 · The base mix refractory concrete is corundum-based, containing corundum as refractory aggregate and CAC as hydraulic binder, with a spinel as an additive. The authors investigated the dehydration reactions which occur from the moment when water is added (at the beginning of components mixing), to the moment when installed refractory concrete lining is put into the service. …