Come nearly 10 years, domestic and international indeterminate form is fireproof the development of material is very rapid, breed increases ceaselessly, main breed has: Fireproof and pouring makings, fireproof but model fact, fireproof pound fireproof and dozen of makings, fireproof spray makings, projectile makings, fireproof daub makings and fireproof slop. Indeterminate form is fireproof material to prolonging lining life, the exercise rate that raises equipment, drop work intensity and simplify the respect such as technology of fireproof material production will rise to promote action.
On a few small blast furnace, use domestic and internationally fireproof and pouring expect blast furnace liner, also can move normally and reach particular working fixed number of year. Blast furnace liner is the weak point in production, especially the place such as bosh and shaft bottom is highlighted particularly, often be forced because of premature damage to stop furnace overhaul, medium long. For this, each country uses gush extensively to fill, press makings repair and wrap up safeguard wait for a method, in order to improve the service life of furnace.
Fireproof slop
Fireproof slop is to use as the indeterminate form of juncture of body of fireproof build by laying bricks or stones is fireproof material, match composition of compared fireproof pink and bond, additive by certain grain, add water or liquid state bond to be moved into oar body. Fireproof slop condenses according to its bond sclerotic characteristic can divide the rigid that it is water, hot rigid, gas rigid fireproof slop. Water rigid is fireproof slop is it is bond with cement, can use the part that fall at normal temperature or often contacts possibly with water or hydrosphere. Hot rigid is fireproof the hot rigid bond such as commonly used phosphoric acid or phosphate makes slop, divide after this kind of slop is sclerotic have below all sorts of temperature relatively outside high strenth, still have systole small, juncture is close, be able to bear or endure erode strong characteristic. Gas rigid is fireproof the gas rigid bond such as commonly used and siliceous natrium makes up slop, this kind of slop can make juncture of body of build by laying bricks or stones close.
A. Stick earthy and fireproof slop
Clay pledges fireproof slop uses horniness clay grog to regard as base makings, be united in wedlock with soft qualitative clay or chemical bond. The juncture of body of heater that basically applies at blast furnace, hot-blast stove to wait to be built with argillaceous brick build by laying bricks or stones and repair. According to the regulation of GB/T14982-1994, clay pledges fireproof slop presses Al2O3 content and bonding strength cent to be two kinds 5 brands. Namely common clay qualitative slop 4 brands: NN-30, NN-38, NN-42, NN-45A, phosphatic union sticks earthy and fireproof slop NN-45B of a brand.
B tall aluminium is qualitative fireproof slop
Material of main body of tall aluminous qualitative fireproof slop chooses tall aluminous grog, bond to use soft qualitative clay or chemical bond. The part of body of build by laying bricks or stones that builds position according to place build by laying bricks or stones decides Al2O3 content with use requirement. Can use extensively at all sorts of industrial furnace pit that build by laying bricks or stones of tall aluminous brick constructs. Get applied extensively in the place such as the hearth of blast furnace, crucible, bosh, belly, use at build by laying bricks or stones to build roof, regenerator, firebox to wait on hot-blast stove. According to the classified regulation of GB/T2994-1994, tall aluminous qualitative fireproof slop is 8 brands by Al2O3 content and bonding strength cent. Namely common tall aluminous qualitative fireproof slop 3 brands: LN-55A, LN-65A and LN-75A, phosphate combines tall aluminous qualitative fireproof slop 5 brands: LN-55A, LN-65B, LN-75B, LN-85B and GN85B.
C corundum is qualitative fireproof slop
Corundum pledges fireproof slop is main body material chooses corundum makings, bond to use soft qualitative clay or chemical bond. The part of body of build by laying bricks or stones that builds position according to place build by laying bricks or stones decides Al2O3 content with use requirement.
D carborundum slop
Carborundum slop is given priority to with carborundum, the step that is used at Si3N4 to combine SiC brick, Sialon to combine brick of SiC of SiC brick, corundum to wait for all sorts of SiC bricks builds slop, still can serve as form a vesicle and spray paint to use.
E charcoal qualitative slop
The charcoal that Rong Cheng develops pledges slop WD-02, WD-03 applies to hearth of blast furnace noumenon and build by laying bricks or stones of annular charcoal brick to build. WD-02 slop also can be used at the daub between cup of pottery and porcelain and annular charcoal brick, fill. WD-03 charcoal pledges slop is product of this company new research and development, it has the characteristic with the high intensity after function of normal temperature solidify, solidify, apply to charcoal brick to be outside furnace beforehand hoisting of the whole after build by laying bricks or stones. Save construction time, improve efficiency, it is the material of form a complete set that blast furnace build by laying bricks or stones builds new technology.
Charcoal element slop is with high temperature to calcine anthracitic, black lead, carborundum fine pink is main material, colophony and additive are cementing material, add a variety of additive and make. Charcoal element puddle and fine the business that seaming paste is charcoal element slop uses a name, use at thin seam build by laying bricks or stones to build small hole charcoal - carborundum roast charcoal piece, small hole mould pressing is small charcoal of qualitative roast of charcoal piece, half black lead piece, small hole charcoal piece.
F presses slop
Pressing slop is those who use extruding method construction cream shape or form of adventitious of oar system condition are fireproof material. It is expect by fireproof material, pink, of bond and additive composition, water or liquid state bond are added to mediate when using. Slop is pressed to basically apply at blast furnace shaft on blast furnace. Blast furnace shaft is pressed repair the tall aluminium that uses aluminous silicon to pledge commonly to pledge fireproof press slop.
G heat insolation is fireproof slop
Adiabatic and fireproof slop is wait to make up and be become by all sorts of light qualitative fireproof pink and bond. Its characteristic is bulk density small, thermal conductance is low, the step that can be used at the heat-insulating material on all sorts of industrial furnace kiln such as blast furnace, hot-blast stove is built and repair.
Pledge about aluminous silicon according to YB/T114-1997 the classification of adiabatic and fireproof slop sets, qualitative adiabatic and fireproof slop presses aluminous silicon to material pledges and use temperature cent to be two kinds 4 brands, namely tall aluminous qualitative adiabatic and fireproof slop: LGN-160, LGN-140; sticks earthy and adiabatic fireproof slop: NGN-120, NGN-100.
H amortize slop
Fireproof amortize slop is to show the cushion that makes for main raw material with compressible fireproof raw material is fireproof heat of body of build by laying bricks or stones expands the special type of stress is fireproof slop. Basically use at needing amortize to heat up to expand the aluminous silicon that the industrial furnace kiln such as the blast furnace of stress, hot-blast stove uses pledges and the build by laying bricks or stones of body of qualitative fireproof build by laying bricks or stones builds carborundum. According to the regulation of YB/T150-1998, fireproof amortize slop changes index cent to be 3 kinds normally in all 4 brands, namely HCN-L of slop of tall aluminous qualitative fireproof amortize, silicon is qualitative HCN-G1 of fireproof amortize slop, HCN-G2, carborundum of blame water system is qualitative FHCN-TG of fireproof amortize slop.
Fireproof and pouring makings
Fireproof and pouring expecting is to use pouring methodological construction and need not heat namely hardenable adventitious form is fireproof material. Using the spot to be irrigated with the method of pouring, vibration or tamp commonly build shape, also can make prefabricated component use. In blast furnace liner, often use clay to pledge at present pouring expect the cavity of interior of brick of furnace larynx steel that applies at blast furnace reachs the clearance between steel brick and furnace casing, use tall aluminous qualitative do as one pleases pouring makings application at brick of furnace larynx steel from the back, roof scatters conduit and short canal.
Heat-resisting concrete, it is one kind can bear for a long time high fever action () of 200 ℃ above, the special type concrete of the physical property that holds a need. In blast furnace middling application leaves a few position at hearth, if seal board between fluctuation ministry and argillaceous brick and furnace casing. Next watches are the function of concrete of heat-resisting of tall aluminous cement.
Mud of prepare Chinese medicine by roasting it in a panbig gun
Mud of prepare Chinese medicine by roasting it in a panbig gun is to be used jam the material of blast furnace taphole. When blast furnace puddling, mud of prepare Chinese medicine by roasting it in a panbig gun wants to be able to seal taphole cheek by jowl, can counteractive molten iron erodes and erode. When taphole, mud of prepare Chinese medicine by roasting it in a panbig gun wants to be opened easily,
Spray expects
Spray paint is to use pneumatic tool the indeterminate form with construction of mechanical eject method is fireproof material. The place such as mid above inside all can use blast furnace bosh spray paint. Its action is the air-tightness that raises body of heater, protect casing of steel of body of heater. Fireproof spray paint applies in hot-blast stove relatively general, the firebox of hot-blast stove, regenerator, mixing chamber and the fireproof spray that all sorts of sirocco conduit wall all can use different variety expect, its action is adiabatic heat preservation, raise the air-tightness of body of heater, furnace casing of armor plate of protective body of heater. Blast furnace and hot-blast stove use mud of aluminous acerbity brine or water glass generally to be bond with fireproof spray paint, constitute basic material for aggregate with argillaceous grog or tall aluminous aluminous grog. The aggregate of the adiabatic coating that use spray uses poriferous and fireproof grog, ceramists, vermiculite, pearlite, float bead wait for light simple stuff.
Makings of form a vesicle
Makings of blast furnace grouting is blast furnace capital construction is reached maintain the used data that build furnace, defend the action with a significant move to the capital construction of blast furnace and daily overhaul. Its main use is to block up seam, go to line, fast repair. It also is one of significant steps that prolong service life of blast furnace, hot-blast stove. Construction of this kind of material is convenient and quick effective. What Wuhan power Lin Gong manages the grouting of development expects the basis uses the differring of place, utility is different " what what need material to pledge is different, product component is a few brands. Will tell to blast furnace capital construction, noumenon is sealed board use WF-06 of makings of carbolic qualitative grouting below, this product has the characteristic with normal temperature solidify, tall thermal conductance. Bottom of blast furnace shaft, bosh, crucible uses grouting of blame water system to expect upside of shaft of WF-02, WF-05; can use WF-02 of makings of form a vesicle, WF-03. Two kinds of material have construction property the characteristic with good, high intensity, use place is between cooling wall and furnace casing. Water system grouting expects WF-03 also can be used at the grouting of sirocco conduit. To blast furnace maintenance, use WF-01 of makings of form a vesicle, this product has normal temperature, high temperature all but solidify, air-tightness is good, intensity is high, construction is simple wait for a characteristic, use result is favorable. Safeguard to iron mouth and blast tuyere area use WF-04 of makings of form a vesicle, contain carborundum, heat conduction is good, intensity is high.
Form of blast furnace adventitious is fireproof material
Pound dozen of makings
Fireproof pounding dozen of makings is choose and employ persons is versed in or machinery pounds dozen of method construction, pass heat sclerotic indeterminate form is fireproof material. By the fireproof aggregate that has certain grading, pink makings, bond, additive is comprised, add water or become. Pound dozen of makings according to using need to be able to be pledged by all sorts of material aggregate and powdery makings are made up. The use requirement that pledges according to fireproof aggregate material at the same time chooses appropriate bond.
Wuhan power Lin Gong manages the charcoal element of development pounds dozen of makings and carborundum to pound dozen of makings to have good normal temperature construction function and thermal conductivity. Among them WH-03 applies to the aperture fill between charcoal brick and cooling wall to pound dozen of;WH-04 to apply to water-cooling of hearth of large blast furnace to be in charge of central line above and hearth to seal board the fill of layer of above make level pounds dozen of;WH-05 to apply to the fill between wall of refrigeration of blast furnace crucible to pound dozen of;WH-06 to apply to above of blast furnace crucible to cool between the wall.
Amortize makings
Fireproof amortize makings is to show what make for main raw material with compressible fireproof raw material is OK amortize is fireproof material heat expands the special type of stress is fireproof material. Main application expands at needing amortize to heat up the industrial furnace kiln such as the blast furnace of stress, hot-blast stove. Commonly used at the amortize makings of blast furnace basically tall aluminium pledges with SiC amortize expects character.
Charcoal element filling
Charcoal element filling is with metallurgy the carbon material such as anxious, coal tar gives priority to the filling that form, basically use at motherboard of furnace of fill blast furnace below, dead plate the place such as two side.
Scrap filling
Scrap filling is with argillaceous grog pink of fine pink, concentrate of scrap, iron is main raw material, add additive of small pink of unfavorable balance of trade, come loose with what cement or water glass make for bond shape makings body, use between fill refrigeration wall, between brick of furnace larynx steel and mouth of cooling wall and taphole casing, wind, broken bits is big aperture between.
Zhengzhou flourish fills fireproof material to serve as professional firebrick to produce manufacturer to be able to produce the fireproof product of more than 40 kinds of different types, product type basically is from sort and recipe scale undertakes distinguishing, line of the products is various, basically can satisfy show level boiler, what steel-making chamfer place needs is high temperature resistant requirement, product quality is worth your reliance. Www.glzcj.com
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