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Ronghua Refractory Technology Co., Ltd. focuses on the research and development and manufacturing of refractory materials and has cooperated with many high-temperature companies around the world for many years.

  • The workmanship of 5 kinds of alkalescent firebrick

    To make full use of SiO2 content is the tall silicon magnesia of 5~11% , the manufacturing technology that uses production magnesia brick can make magnesian silica brick.

  • Electric stove furnace lid is fireproof material

    Electric stove by furnace lid (wall carrying furnace on the head (boiler setting) make body of heater with hearth. Crust of body of heater is armor plate. Liner is formed by fireproof material, divide slope of hearth, furnace, bath and furnace wall. Furnace wall one party is furnace door, other one party is tapping mouth is interlinked with tapping chamfer. Furnace lid is portable, outer shroud is steeliness, it is more water-cooled, coping is encircled except water-cooling beyond, all...

  • How does chimney choose appropriate liner below different execution condition fireproof material

    Use CL-80 pouring because limitation of chimney construction technology and investment control a demand,expecting is, cannot cooperate to undertake construction of chimney slippery model well, construction time limit for a project long, investment is higher; 2 as a result of,be climate and project characteristic, the returning that existence solves hard is alkaline flake problem. So, use CL-80 pouring although makings has case of chimney construction success...

  • Agglomeration uses which two kinds of flux in mine production

    The flux that uses in agglomeration mine production has: Burn dolomite lime of limestone, calx, disappear, dolomite, gently, serpentine. Total to them demand is active ingredient tall, harmful foreign matter is little, size is proper.

  • Cupreous milometer fusion uses fireproof data

    Cupreous milometer fusion is the smelt process with the most important copper of igneous law refine, traditional fusion method is undertake inside blast furnace, reverberator and electric stove, the main drawback of this kind of craft has two sides: It is to cannot make full use of the chemical reaction heat that the sulfide in charging oxidizes serves as energy, mineral fuel is measured or electric energy is used up big

  • Skin of knot of system of rotary kiln of new-style cement working a way jams analysis

    The element that causes system of rotary kiln of new-style cement working a way to written guarantee the skin jams is very much and complex, accordingly must from craft, former light system of material, equipment, hot industry, operation

  • The charcoal when blast furnace build by laying bricks or stones builds construction piece assemble a method beforehand

    The certain and significant position of Zuo furnace and hot-blast stove, can decide to whether need to undertake according to what using deviation of firebrick over all dimension beforehand build by laying bricks or stones builds; to combine a brick to want to undertake be assemblied beforehand in the manufacturer entirely.

  • Qualitative drainage of steel bag chromium is arenaceous

    Drainage is arenaceous be fill of mouth of water of steel bag bottom medicinal powder shape makings, every use one stuff, although not be to repair,expect, also have kind of place that be the same as. The technical requirement with arenaceous drainage is, when filling molten steel for long high blandly, its agglomeration layer is not thick

  • Industrial furnace is fireproof of body of material lining build by laying bricks or stones expand seam stay set

    Make the system of fireproof material line of industrial furnace lining, below action of high temperature condition, different level land produces general metropolis expand. At the same time line system interior changes as a result of temperature and produce heat build-up stress of temperature gradient, cause liner body happening chap and flake wait for a phenomenon.

  • Circular fluid-bed boiler is pouring program of makings construction technology

    In circular fluid-bed boiler, the solid stock chroma inside circular fluid-bed boiler is coal fines boiler a few times to about a hundred times, mix as a result of the tall grain chroma inside boiler high moving wind speed, flue gas velocity of flow bigger, grain is thicker, make fireproof material gets of many solid stock erode ceaselessly wear away

  • Oxidation calcic firebrick prevents to hydrate to improve technology

    The CaO in fastening firebrick about MgO-CaO easily to hydrate problem, obtained certain result through concerning antirust to apply.

  • Mo Laishi

    Mo Laishi (Mullite) it is Al2O3-SiO2 n duality the binary compound that fastens middling to press next only stability to exist, chemical type is 3Al2O3-2SiO2, academic composition is: Al2O371.8% , siO228.2% . Natural Molaishi is more exiguous, the Molaishi that uses normally is to pass artificial compound, have agglomeration Mo Laishi and electric frit...

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