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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.

  • Steel-making principle and craft

    The requirement that plants according to place steel-making goes to the purify of the quantity that contain carbon in cast iron formulary limits, make the content of other element decreases or the process that increases formulary scope. Say simply, it is opposite iron falls carbon, go the process of content of the sulfur phosphor, manganese that move silicon. This one process basically is

  • System of electric stove tapping uses firebrick

    Prejudicial hearth tapping (EBT---Eccentric Bottom Tapping) ) 1, tapping mouth brick uses brick of high strenth magnesian carbon (C20 % ) , Al2O3 - SiC - C brick 2, tapping mouth drainage is arenaceous: A. Magnesian olivine B of carbon black of + magnesia + . Magnesian calcic iron sand is new-style tapping technology: 1, CBT (in

  • The melting point of brick of Mo Laishi heat preservation

    How much is the melting point of brick of Mo Laishi heat preservation? Of brick of Mo Laishi heat preservation fireproof degree very tall, highest and OK counteractive the high temperature of 1800 Celsius, but in 1600 to 1700 Celsius when heat preservation brick can begin bate, the melting point of brick of Mo Laishi heat preservation is to be in 1790 degrees or so, next

  • Electric stove hearth uses characteristic of function of magnesia brick firebrick

    The function of magnesian calcic iron sand: Mineral photograph is characteristic of MgO, C2F, C4AF, C2S, C3S: C2F content is high, agglomeration is admirable, it is good to fight FeO aggressivity, fight broken bits qualitative thermal insulation of ability of osmotic strong position an asbestine board, diatomite pink is spread on, brick of heat insolation of flat build by laying bricks or stones is permanent on its the layer is burned

  • LF furnace uses firebrick attaint ingredient

    LF furnace (LADLE FURNACE) namely steel wraps finery, it is equipment of the fine outside the main furnace in steely production. LF furnace points to the finery in steely industry commonly, actual a kind of be electric arc furnace special form. LF lining mars an element: (1) chemical reaction and frit corrode; Broken bits and brick

  • High temperature resistant classification of siliceous calcareous plate and characteristic

    Siliceous calcium is adiabatic board by hard silicon calcic stone hydrate is mixed enhance fiber to comprise, do not contain asbestos, highest heat-resisting temperature 650 spend or 1050 degrees, it is a kind of efficient energy-saving and adiabatic product. Product characteristic 1. Good wear, can bear the successive thermic load inside high temperature limit.

  • Converter changes target with manage of magnesian carbon brick

    1, electric frit magnesia: MgO97.5% , caO/SiO22, big crystallization 2, scale black lead: Scale black lead 3, bond: Colophony of phenolic aldehyde of hot solid sex 4, additive: Al pink, Si pink, B4C, Al - Mg alloy 5, additive action mechanism: Precede over of A, additive carbon and oxygen reaction;

  • What does craft of the fine outside electric stove furnace have?

    Main fine craft: 1, LF(Ladle Furnace Process) ; 2, AOD(Argon-oxygen Decaburizition Process) ; 3, VOD (Vacuum Oxygen Decrease Process) ; 4, RH (Ruhrstahl Heraeus Process) ; 5, CAS-OB(Composition Adjustments By Sealed Argon -o

  • ASEA-SKF furnace uses fireproof data

    Undertake to steel fluid inside steel bag electric arc heats, electromagnetism agitate and the technology of a kind of fine outside furnace that vacuum handles. Position of broken bits line: Sidewall of magnesian carbon brick uses magnesian carbon brick or aluminous carbon brick uses brick of corundum pointed spar by the bag the fine steel bag such as ASEA-SKF and LF, VAD uses fireproof material close,

  • AOD furnace uses the option of fireproof material

    AOD furnace is the fine equipment of law of argon oxygen fine, name with the abbreviate letter of name of this law English. AOD law fundamental: Use the method of aeriform dilute, make pressure of carbon monoxide cent is reduced, and do not need the vacuum establishment with costly equipment. AOD basically is produced with electric stove double couplet

  • Firestone cotton board (asbestine warming plate)

    Asbestine warming plate also calls asbestine white board, be it is main material with asbestine, the board shape material that mix into makes into certain felt fill material, apply to adiabatic, heat preservation, sound insulation and insulation of general electric equipment with. 1. Norms is: 1000mmx1000mmx3-20mm ply 0.5 1 1

  • Coking plant furnace uses fireproof material requirement

    Coking plant furnace is the fundamental facilities of cooking factory, it is a kind of structure complex the hot project facilities with serial production. Before already remark Jiao Lu is mixed by char room, firebox, regenerator, roof, chute, small flue the part such as the foundation is formed. Build by laying bricks or stones builds 58-f of a 42 aperture Jiao Lu to need to be able to bear or endure

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