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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.

  • Graph of technological process of acid-proof brick construction reachs a note

    One, acid-proof brick sticks a shop to should press following program to undertake graph of technological process of acid-proof brick construction sticks a shop partly note of acid-proof ceramic tile: When having ceramic tile of line build by laying bricks or stones, bricky board must the fault is seamed arrange, the brick that be the same as a layer is seamed should stagger the 1/3~1/2; of bricky board width is adopted knead brick of crowded law line, ash is seamed should full and close-grained, ash seams the surface to press smooth; to establish face brick at any time successive...

  • Incinerator is fireproof the construction means of material liner

    What the particular construction kind of fireproof material liner narrates incinerator as follows. 1. Specific construction (1) undertakes checking metrical to incinerator, look pull bricky board in good condition, set stock to not have be out of shape, furnace each place dimension whether with design standard conform to, whether does whole furnace accord with build by laying bricks or stones to build a demand. (When 2) furnace accords with build by laying bricks or stones to build a demand, clear furnace wall dry...

  • The furnace temperature of all sorts of kiln furnace reachs brief introduction of fireproof material choose

    Want to master the function of all sorts of fireproof material, especially high temperature performance characteristics, because they can be right,attaint element has counteractive effect directly, specific saying is fireproof degree, stability of bulk of intensity of high temperature structure, high temperature, thermal shock stability and chemical stability. For example in the performance characteristics of brick of common agglomeration tall aluminium, its are main the advantage is...

  • The requirement of heat treatment furnace to burner

    Heat treatment furnace is as follows to the requirement of burner: (Side of 1) adjustment performance, heat treatment craft stipulates workpiece heats have longer thermal insulation period, the thermic load of heat preservation period is less than far warm up period, differ to arrive severalfold ten times, when the bear of such bigger change, ask burner also can be used normally, criterion burner should have bigger adjustment to compare, right...

  • Reduce 60tLF steel to include fireproof bill of material the measure of bad news

    Reduce steel to include fireproof bill of material bad news is resource of managing to steely enterprise fireproof material, energy-saving a when decrease a platoon main effect, to achieve this one goal, some steelworks uses new design on 60tLF steel bag and the condition is operated on the lid, got remarkable result. 1, the operation requirement that includes according to steel designs magnesian carbon brick this steel bag is eroded fast...

  • Pay attention to price of heat preservation brick too, dug a hole to oneself namely

    Pay attention to price of heat preservation brick too, dug a hole to oneself namely, why so say, everybody can think carefully, the stand or fall of a product, those who want a consideration is utility, use effect, and quality, use time, just be the price next. If consider the price only, can choose to compare cheap heat preservation brick, for example: Pledge gently...

  • The working environment of successive annealing furnace and material choose strip steel

    Add hot cell liner to use 230mm of brick of light qualitative clay and build by laying bricks or stones of adiabatic brick 70〜116mm to build commonly to tower type furnace. Namely high temperature resistant, adiabatic effect good. To assure its stability, along high direction part of one's job Duan Yongjin belongs to Liang Tuo to live, be in every paragraphs stay have expand removed. The liner of heat preservation room increases hot cell together identical. Of delay cold room...

  • Mo Laishi gets together the application of brick of light heat preservation in industrial kiln furnace

    Mo Laishi gets together brick of light heat preservation regards insulation material as a medium high grade product, application is very wide, small today make up for everybody introduction Molaishi gets together the application of brick of light heat preservation in roller path kiln, interested friend understands together fall. Brick of heat insolation of Mo Laishi heat preservation is with Molaishi (3Al2O3 · 2SiO2) the tall aluminium that gives priority to brilliant photograph is qualitative...

  • Oxidation calcium is alkalescent and fireproof the character of material

    Oxidation is calcic (quality of CaO) opposite element 56.1, true density 3.75g/cm3, melting point is 2570 ℃ , belong to alkalescent and fireproof material. The brilliant shape structure that exists possibly has microtherm β model with high temperature α model. Mohs hardness 6 degrees, 0〜1700 ℃ : ℃ of 13.8X10-6 of coefficient of average linear expansion, the thermal conductance 7.71W/(m̶ of 1000 ℃ ...

  • Does brick of heat preservation of a standard have multiple?

    Does brick of heat preservation of a standard have multiple? This is told according to specific gravity, mark brick is to point to dimension: 230*114*65mm, concern according to the sort of heat preservation brick and proportion, commonner have: 0.6, 0.8, 1, the light qualitative firebrick with 1.2 secret system, how much is weight of standard of heat preservation brick below see detailed introduction please. What does heat preservation brick have...

  • Alumina special type is fireproof the attribute of material and applied limits

    Quality of Al2O3 of alumina, structural formula, opposite element 101.9, melting point 2050 ℃ , hardness 9, true density is fought for the normal temperature of 3.99~4.0lg/cm3 agglomeration alumina fold intensity to be 250MPa, there still is 156MPa in 1000 ℃ , intensity of normal temperature compression is 2000MPa above, microcrystalline alumina (corundum) in 5000MPa. Loading bate temperature...

  • Alumina is hollow ball brick application and production shape methodological introduction

    Alumina is hollow ball brick is the price in heat preservation brick is higher, of course, fireproof degree, carry on one's shoulder is soft going up also is taller, rong Cheng is small today make up for everybody introduction application of hollow ball brick reachs alumina production shapes method, detailed content reads please below. Alumina is hollow ball brick is a kind of superhigh temperature energy-saving and exceedingly good light qualitative neuter heat preservation is fireproof...

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