zhengzhou ruidao material Co.,Ltd.

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clay bricks t-3
Specification: 230*114*65
Detail: Clay bricks are mainly acid refractory bricks, which increase with the increase of sio2 content. Therefore, they are mostly used for the lining materials of acid kilns. They can also be used in high temperature kilns such as b...

high alumina insulation brick
Specification: 230*114*65
Detail: High Alumina insulating Firebrick This series of products are sintered mainly with supper-fine bauxite chamotte, and proper additive by a method of EPS ignition loss, Their main advantages include high intensity, low thermal ...

runner brick
Specification: special shape brick
Detail: we can offer a complete range of Casting Steel And Ingot Casting Bricks,refractory bricks for steel and metallurgy industry. In order to meet the specific requirements of each steel plant, we has set up a vast assortment of mo...

high alumina radial brick
Specification: special shape brick
Detail: Refractory radian brick Refractory radian brick is a kind of special shape brick, especially designed for linings of teeming ladles in steel industry. The material has replaced to be high alumina material conten of 48%~75% ...

clay brick
Specification: 230*114*65
Detail: Chemical Composition: Al2O3: 42?5%; Fe3O4:1.96% Refractoriness (¡æ): 1740; Apparent porosity (%)< 24 Bulk density (g/cm3): 2.1 Reheat liner change(1400 ¡æ,2h): +0.2-- -0.2 Uses: Lining of high-temperature furnace such as blast...

mullite thermal insulation brick
Specification: JM23,JM26,JM28,JM30
Detail: Mullite Thermal Insulation Brick Al2O3>50~68% 1300~1550¡æ Bulk density(g/cm3):0.6,0.8,1.0 Operating temperature:1300~1550¡æ High content of Al2O3,low content of impurity High strength in high temperature; exact ...

hight alumina bricks
Specification: 230*114*65
Detail: High alumina bricks RefracOWD¡éa SK-36 Chemical composition: Al2O3 (%): 48--55 Fe3O4(%):45 Refractoriness (&©|161;¨¦): 1790 Apparent Porosity ¡ê¡§%¡ê&©|169;: 22 Bulk Density (g/cm3): 2.25 Reheat liner change(1500 &©|161;¨¦,2h) (%...

fireclay bircks
Specification: 230*114*65
Detail: Introduction Mainly used for coke oven, hot blast stove, acid resistance steel furnace and glass melting furnace. The products can be manufactured according to customers' different requireents. Advantage 1) Silicon oxide i...


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