High Bulk Density High Alumina Silica Refractory Bricks

High Density 70% High Alumina Brick / High Alumina Refractory Brick

High quality High Density 70% High Alumina Brick / High Alumina Refractory Brick from China, China's leading High Alumina Brick product market, With strict quality control High Alumina Brick factories, Producing high quality High Density 70% High Alumina Brick / High Alumina Refractory Brick products.

High bulk density and High thermal conductivity Silica brick …

According to the structure of the coke oven, Sunrise has trial-produced new varieties such as high-density silica bricks and high thermal conductivity high-density silica bricks. Increasing the density of silica brick is effective way to improve the quality and service life of coke oven and shorten the coking time. High-density silica brick ...

The Properties of High Alumina Refractory Bricks

5. The thermal shock resistance of the high alumina refractory brick is worse than that of the clay brick, which is closely related to the mineral composition in the refractory brick. The high alumina brick, such as I, II grade is worse than the III grade high alumina brick.

High Alumina Insulation Brick – Kerui Refractory …

High Alumina Insulation Brick. Category: Alumina Insulation Brick; It is used for the construction of furnace lining and insulating layer. The surface contact temperature shouldn't be higher than 1350℃ when it is exposed to flame directly. Al2O3: ≥48%; Bulk Density: 0.6-1.0g/cm3; High porosity; Low volume density; High mechanical intensity

Alumina Refractory Bricks

Silica Refractory Brick. Silicon Bricks; High Thermal Conductivity Silica Bricks ... Bulk Density g/cm3: ≥3.1: ... ≥45: High Alumina Refractory Bricks. High Alumina Refractory Bricks are manufactured with selected high quality bauxite as the main raw material and fired in the high temperature of 1420~1530℃ through dry pressed by adopting ...

Dense Fire Bricks

Our dense fire bricks boast a significantly higher bulk density than regular fire bricks, refractory bricks, and fireclay bricks, up to 10%. ... Our dense fire bricks are made from high-quality alumina raw materials and are manufactured using state-of-the-art techniques. This ensures that our products meet the highest standards of quality and ...

(PDF) Thermal conductivity of high porosity alumina refractory bricks

Thermal conductivity of high porosity alumina refractory bricks made by a slurry gelation and ing method December 2013 Journal of the European Ceramic Society 33(s 15–16):3429–3435

Technological properties of high alumina refractories with …

Background High alumina refractory batches were prepared from Egyptian clay and imported China calcined bauxite. Three concentrations of phosphoric acid 3, 5, and 7%, were added to study their effects on some of their technological properties. Designed batches tend to form a composition of 76% alumina and ~ 17% silica in addition to the other fluxing and alkali …

70% High Alumina Refractory Brick Specifications

70% High Alumina Refractory Brick Specs . Brand Properties 70% Alumina Brick DL-70 SPEC TYPICAL . Apparent Porosity (%) 24 Max 21.0 ... 70.0 Min 72.0 Fe. 2. O. 3 . 2.5 Max 1.7 . Brand Properties 70% High Alumina Refractory Bricks HA-70 TYPICAL . Bulk Density (g/cm. 3) >2.4 (g/cm3) Refractoriness °C 1790 ˚C/ 3254 ˚F Refractoriness under load ...

Alumina Silica Refractory Brick

Buy high quality alumina silica refractory brick here. Get each type, price, application and other information. Skip to content. Menu. Email: market@krref; Phone/whatsapp: 0086 ; Menu. ... Bulk Density; 7-9MPa. Flexural Strength; 40-70MPa. Compressive Strength; get price send email.

Alumina-Zirconia-Silica (AZS) Bricks for Refractory Furnace

The brick has high molecular structure density, high volume relative density, extra bulk density, high impact toughness at room temperature and high temperature, good thermal shock reliability, low refiring and high temperature stress relaxation, and has high organic chemical reliability and anti-alkali corrosion, etc. Application

Alumina Chrome Brick

Alumina Chrome Brick Description Alumina chrome bricks' main ingredients are corundum and chromic oxide, featured by low impurity content, stable high-temperature chemical property, high refractoriness, high strength, high hardness, and so on. When corundum content is higher than 92%, it is called corundum chrome brick. Al2O3 and Cr2O3 can form high melting point …

Fire Brick Refractory Materials | McNeilUSA

Fireclay brick characteristics are: High thermal insulation; Thermal shock resistance; Low porosity; Abrasion and slag resistance; Low thermal conductivity; High density; Silica. Silica, or silicon dioxide, makes up many parts of nature, including quartz and sand. Silica refractory brick offers a variety of qualities for high heat environments.

Five Properties of High Alumina Refractory Bricks

The refractoriness of high alumina brick is higher than the refractoriness of clay brick and semi-silica brick, which can reach to 1750~1790℃, belongs to high grade refractory. The refractoriness mainly influenced by the Al2O3 content and quantity, the refractory is improved with the Al2O3 content.

FireBricks – High Alumina, Fireclay, and Specialty …

Comprised of various refractory companies, we provide fireclay and high alumina refractory bricks as well as refractory specialty products including mortars, plastics, castables and …

Fabrication of low to high duty fireclay refractory bricks …

1. Introduction. Refractories are the backbone of any high-temperature manufacturing unit. These are generally produced in combination or alone from alumina, silica, magnesia, zirconia, chromia, etc., due to their stability and chemical inertness at high temperatures [1, 2].Among them, the alumina-silica group of refractories are widely used and, …

85% High Alumina Bricks Specifications

85% High Alumina Refractory Brick Specs . We . listed. three types. of 85% alumina bricks: Brand Properties DL-87W SPEC TYPICAL . ... Bulk Density g/cm3 2.80 Min 2.90 Cold …

High-Temperature Properties of Alumina Refractory …

High-temperature properties of alumina refractory brick imprcg­ natcJ with oxide anJ salt solutions. (Bureau of Mines Report of investigations; 8845) l.libliography: p. 17· 18. Supt. of Docs. no.: I 28.23:8845_ 1. Alumina brick-Thermal properties. 2. Oxides. 3. Suit. I. Tide_ II. Series: Heport of investigations (United States. Bureau of

High Alumina Insulation Brick

High Alumina Insulation Brick Introduction. High alumina insulating bricks are made of selected high alumina bauxite, kaolin clay, and hollow microsphere, high alumina insulation bricks are produced by shaping at high pressure and sintering at high temperature. Lightweight high alumina brick has the characteristics of low bulk density, maximum service …

Alumina Spinel Bricks for Rotary Cement Kiln

Alumina Spinel Bricks Applications. Alumina spinel bricks have universal application in metallurgy, rotary cement kiln and glass kiln. Magnesia chrome brick will generate Cr6 +,which has severe environment contamination, so alumina spinel brick is an ideal replacement of magnesia chrome brick, and are widely used in rotary cement kiln high temperature zone.

Silica Brick

Silica ceramic materials are mainly manufactured from pure quartzites and quartz (Brunk, 2000, 2001).Silica is used to manufacture "classical" silica bricks which are well known as refractory materials for some special applications. During the fabrication process, the crushed raw materials are pressed and fired at high temperature between 1400 and 1500°C.

Alumina Silica Fire Brick

Alumina Silica Fire Brick for SaleAlumina silica firebrick belong to the group of alumina-silica refractory product. Working Hours Mon - Fri 10 to 5pm. Send Your Mail At info@insulatingbricks. Working Hours Mon-Sat: 9.30am To …

Insulating Firebricks

High Alumina bricks provide high temperature performance, superior corrosion, resist wear and have high bulk density. Insulating Fire Brick (IFB) Manufactured from high purity refractory …

High Alumina Fire Brick

Home » Products » Refractory Brick » Al2O3-SiO2 Refractory Brick » High Alumina Fire Brick. Product categories: ... Silicon Oxide brick; Sillimanite Brick; High Alumina Fire Brick. ... Composition: Al2o3>=90% Bulk density: …

PHYSICAL CHARACTERIZATION OF ALUMINA (Al2O3) …

to finds the optical microstructure of refractory; to measures the bulk density of refractory. 2. MATERIALS AND METHODOLOGY 2.1. Alumina Refractory Primarily, refractories are classified as basic, high-alumina, silica, fireclay and insulating. There are also classes of "special refractories" which include silicon

High Strength, High Alumina Castable Refractory

High-aluminum high-strength castables are one type of low-cement castables with a cement content of less than 8%. What is different from ordinary refractory castables is that, most of the calcium aluminate cement in the matrix is replaced by ultrafine powder, and at the same time, an appropriate amount of additives is added to achieve and exceed the performance of ordinary …

Silica Brick

Silica Brick is a kind of acid refractory with over 93% SiO2 content and 2.35g/cm3 true density, which has various features of low volume expansion, excellent high-temperature strength, strong acid slag erosion resistance, And …

High alumina light weight insulation brick

--Characterized by low bulk density,maximum service temperature is 1350C.--High cold crushing strengh,size precision and hold the most stable and lowest thermal conductivity of all insulating refractory bricks at present. ... Light Weight High Alumina Insulating Brick is widely used in lining or insulating layers of various industrial furnaces ...

High Alumina Bricks 80%

High Alumina bricks have great features like high temperature performance, great corrosion and wear resistance, high bulk density, low iron content, etc. High Alumina bricks are extensively used in mining, metallurgy, cement, chemical and refinery and refractory industries. These High Alumina bricks - 80% Al₂O₃ can be applied to electric ...

Andalusite Bricks Supplier

The properties of andalusite bricks includes, stable bulk density, high RUL capacity, low creep under high temperature, slag resistance, and chemical stability. This kind of refractory brick could be used in the key parts of hot air stove, hot air tower, various auxiliary pouring and operating equipment, kiln-making facilities, etc.