Silica bricks are the main species of silica-based refractories, where the mass fraction of sio2 is not less than 93%. Silica brick is a typical acid refractory bricks, the acid slag has a good resistance to al2o3, feo, fe2o3 and other oxides also has good resistance, but the resistance to alkaline slag is poor, easy to cao, k2o, na2o and other oxides and damage. Silicone brick softening temperature as high as l640-1680 â??, long-term use at high temperatures more stable. But the thermal resistance of silicon brick is poor, refractoriness is not high enough.
Fire clay bricks are the most widely used refractories made from clay minerals. It can be easily located out in the nature and contains suitable content ratio of silica, cyanite and alumina. Some people call them fireplace bricks as they are usedor building cooking chamber in wood fired ovens, for creating fireplaces, all sorts of fire boxes and wood heaters lining, linings in a small or the hugest industrial furnaces, you name it. Fire clay bricks have low porosity and are durable for various re-heating process.
An anchor brick for an industrial furnace top, comprising a cylinder consisting of a hanging end and an anchor, a spaced-apart groove formed on the surface of the anchor, and a rib in the longitudinal direction on at least one surface of the anchor , after the installation of ribs, due to the reinforcement and pulling effect of the bar, the tensile strength of the anchor is significantly improved, the stress generated at the groove in the ribs can not continue to pass the barrier, so the structure of the anchor brick is not easy fracture occurs.
Vermiculite insulation brick is widely used in construction, shipbuilding, metallurgy, electric power, aerospace and other fields, the specific application in: 1, fire door core; 2, senior kitchen utensils, furniture; 3, hull plate; , Ventilation system; 5, commercial banks, libraries, hotels, restaurants, entertainment venues, senior residential, ordinary residential, etc .; 6, furnace insulation; 7, fireplace insulation; 8, industrial insulation materials. Excellent anti-fungal, moth-edged; can be sawed, nailed, planing, drilling, easy to install and construction
Refractory and insulating bricks has low thermal mass which means that it does not retain heat, low thermal conductivity and is an extremely effective insulation material. Dita refractory and insulating â product family is a group of lightweight, thermally efficient ceramic fiber insulating materials that combine the advantages of dimensional stability at high temperatures with complete resistance to thermal shock. Featuring a broad range of thermal capabilities and physical characteristics, this product family provides proven and effective solutions to a variety of heat processing applications.
Steel flow bricks are widely used in a variety of steel (including stainless steel, alloy steel) flat steel. Products with high refractoriness, good resistance to cracking and strong resistance to erosion. Appearance regular, drip smooth, accurate size, the full range. Production of steel ladle lined steel lining, curved lining brick, firing and not burning head brick, cast brick, brick and brick.
Fused Spinel, AluminaMagnesia Spinel is ahighly recommended refractory raw material. Using our high-quality prereacted ALUMINAMAGNESIA SPINEL for developing high purity refractories in both monolithic and brick form. Our high quality Fused Spinel has high bulk density and great color. It has strong resistance to corroding and antidetonation. It adopts high pure MgO and Chemical Al2O3 to smelt by EAF. Application include but not limited to the proof of EAF, basic oxygen furnace, steel ladle, intermediate zone cement rotary kiln, etc. Characteristics: good temperature vibration, good strength and volume stablity in high temperature. Applications: They have been widely used in cement,glass,steel making and non-ferrous metal industries. MagnesiaSpinel Brickis widely usedfor glassfurnace,cement kiln,blast furnace,steel and non-ferrousmetal industry
Corundum brick and chrome corundum brick is the petrochemical industry gas furnace and the furnace key refractory lining material. Corundum brick is α-Al2O3 as the main component of the special refractory material, has been widely used in high temperature, high pressure, chemical erosion and mechanical wear serious ammonia gasification furnace, ethylene engineering gas furnace, carbon black reactor and other important petrochemical heat The lining of the device. Chromium corundum brick is pure Al2O3 and Cr2O3 as the main raw material synthesis, compared with pure corundum brick, it has better performance, such as refractoriness, load softening deformation temperature, bending strength, high temperature creep, high temperature volumetric stability And resistance to slag corrosion.
Corundum brick and chrome corundum brick is the petrochemical industry gas furnace and the furnace key refractory lining material. Corundum brick is α-Al2O3 as the main component of the special refractory material, has been widely used in high temperature, high pressure, chemical erosion and mechanical wear serious ammonia gasification furnace, ethylene engineering gas furnace, carbon black reactor and other important petrochemical heat The lining of the device. Chromium corundum brick is pure Al2O3 and Cr2O3 as the main raw material synthesis, compared with pure corundum brick, it has better performance, such as refractoriness, load softening deformation temperature, bending strength, high temperature creep, high temperature volumetric stability And resistance to slag corrosion.
Checker bricks is strong is widely recognized and accepted by the world community an iron heat exchange capacity, large thermal storage area, ventilation smooth, heat regenerator many small thermal resistance and other superior characteristics. Checker bricks is a heat transfer medium, used in blast furnace stove heat storage room, usually ordered in thermal storage room, play a role in regenerative between "burning furnace cycle" in between "blast period" is Through the convective heat exchange and radiation heat exchange, the cold air heated to hot air. The checker bricks are mainly used in the regenerator of the hot blast stove, and the checker bricks are arranged in an orderly manner. According to the technical requirements of different temperature areas, the general use of silicon lattice brick, clay brick, etc., in some hot air stove, there are also selected high alumina brick, mullite brick etc.
Zircon brick is a high-technology material used for industrial applications because of superior mechanical, thermal, electrical, chemicaland optical properties. It is widely used in the high erosive zones of glass furnace, chemical industry, and metallurgy industry.
Andalusite brick contain Al2O3 more than 48%, which is made of high grade bauxite through high temperature calcinations. Its refractories is usually above 1770 °C. The main mineral components are corundum and mullite phases. It is a kind of neutral refractory material so that it enjoys excellent resistance to acid and alkali corrosion. According to Al2O3 content,it can be divided into three degrees:The Al2O3 content is more than 75%.The Al2O3 content range from 60% to 75%.The Al2O3 content range from 48% to 60%.
Magnesium aluminum spinel brick is a high-purity magnesia and pre-synthesis of magnesium aluminum spinel as the main raw material, a reasonable level, high pressure molding, high temperature after firing products. Magnesium aluminum spinel brick with low porosity, high strength, good thermal shock stability, corrosion resistance and other excellent features, the product of the transition zone and the burning zone with the material consumption, improve the life of rotary kiln lining. Characteristics: good temperature vibration, good strength and volume stablity in high temperature. Features: Itis a kind of alkaline refractory product with periclase as main phase magnesite-alumina spinel clinker as basic material. the product has such characteristics as good temperature vibration, good strength and volume stablity in high temperature. Applications: They have been widely used in cement,glass,steel making and non-ferrous metal industries. MagnesiaSpinel Brickis widely usedfor glassfurnace,cement kiln,blast furnace,steel and non-ferrousmetal industry
Magnesia Chrome brick is a kind of alkaline refractory product with periclase as main phase magnesite-alumina spinel clinker as basic material. the product has such characteristics as good temperature vibration, good strength and volume stablity in high temperature. Application: Widely used for many industrial furnaces and kilns such as cement kilns,open-hearth furnace and melting furnace for nan-ferrous metals Physical properties 1.Low thermal conductivity 2.High refractoriness 3.High flexibility 4.Strong abrasion resistance 5.High chemical attack resistance 6.Outstanding coating friendly Items Index MgO,% 82 76 72 75 70 60 70 75 80 Cr2O3,% 8 8 8 12 12 12 9 6 4 SiO2,% 1.5 2.5 3 1.5 2.5 3.2 2.8 2.8 2.5 Apparent Porosity,% 17 18 19 17 18 19 19 18 18 Bulk Density,g/cm3 3 2.95 2.95 3.05 3 3 3 2.95 2.93 Cold Compressive Strength,Mpa 45 45 45 45 45 35 40 40 40 Refractoriness Under Load, ºC 1700 1700 1650 1700 1700 1580 1600 1600 1600 Thermal Shock Resistance,cycles(950 ºC,air cooling) 80 80 60 80 60 60 60 60 60 Thermal Conductivity,w/m.k(1000 ºC) 2.8 - - 2.8 - 2.8 2.8 2.9 - Thermal Expansion,%(1400 ºC) 1.5 - - 1.5 - 1.5 1.5 1.4 -
Checker bricks is strong is widely recognized and accepted by the world community an iron heat exchange capacity, large thermal storage area, ventilation smooth, heat regenerator many small thermal resistance and other superior characteristics. Checker bricks is a heat transfer medium, used in blast furnace stove heat storage room, usually ordered in thermal storage room, play a role in regenerative between "burning furnace cycle" in between "blast period" is Through the convective heat exchange and radiation heat exchange, the cold air heated to hot air. Z
The cordierite brick contains cordierite material,it is a high-alumina refractory product. Made of high alumina raw materials, synthetic cordierite and binder. The thermal shock stability of the product is very good, can be used as ceramic kiln furniture, heat exchangers, catalyst for the purification of exhaust gas. Cordierite brick is a novel refractory material, it has a high refractoriness, good thermal shock resistance, high load softening temperature, small expansion coefficient, long life and other fine features, the company widely used in light industry ceramic industry (tunnel kiln Car, brick kiln, push plate kiln, push plate kiln, a variety of sagger) and other kilns, could replace the clay, high aluminum material.
Silicon Carbide brick with the characteristics of high thermal conductivity, good wear resistance, thermal shock resistance, corrosion resistance. Can be used for aluminum electrolytic cell lining, molten aluminum and ceramic kiln kiln furniture, large and medium-sized blast furnace furnace body, furnace waist and furnace belly, aluminum refining furnace lining, zinc distillation tank lining.
High aluminum poly light brick with a small density, low thermal conductivity, thermal insulation performance, quality and stability characteristics. Can be used for all kinds of high-temperature furnace lining or insulation layer. z
Checker bricks is strong is widely recognized and accepted by the world community an iron heat exchange capacity, large thermal storage area, ventilation smooth, heat regenerator many small thermal resistance and other superior characteristics. Checker bricks is a heat transfer medium, used in blast furnace stove heat storage room, usually ordered in thermal storage room, play a role in regenerative between "burning furnace cycle" in between "blast period" is through the convective heat exchange and radiation heat exchange, the cold air heated to hot air. -
Sillimanite brick based on pure sillimanite raw material, was produced by our unique forming and firing process, featured with â high temperature resistance, very lower porosity and excellent thermal shock resistance . -
