DE1646642B2 - FIREPROOF MASS AND THEIR USE - Google Patents
FIREPROOF MASS AND THEIR USEInfo
- Publication number
- DE1646642B2 DE1646642B2 DE19671646642 DE1646642A DE1646642B2 DE 1646642 B2 DE1646642 B2 DE 1646642B2 DE 19671646642 DE19671646642 DE 19671646642 DE 1646642 A DE1646642 A DE 1646642A DE 1646642 B2 DE1646642 B2 DE 1646642B2
- Authority
- DE
- Germany
- Prior art keywords
- refractory
- mass
- phosphate
- mixed
- walls
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
- C04B35/6306—Binders based on phosphoric acids or phosphates
- C04B35/6313—Alkali metal or alkaline earth metal phosphates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00146—Sprayable or pumpable mixtures
- C04B2111/00155—Sprayable, i.e. concrete-like, materials able to be shaped by spraying instead of by casting, e.g. gunite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/72—Repairing or restoring existing buildings or building materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Products (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Compositions Of Oxide Ceramics (AREA)
Description
allen Dingen aber für siahlverarbeiiende Ölen, wie Während des Aulspritzens hatte die AuskleidungBut all things for siahlverarbeitiende oils, such as during the spraying had the lining
Z.B. elektrische Lichtbogenofen. Hochöfen. LD- eine Temperatur von etwa 1400° ( Die Masse/einteE.g. electric arc furnace. Blast furnaces. LD- a temperature of about 1400 ° (The mass / unity
Ölen und ähnliche. nur einen geringen Rückprall, haftete gut und zeigteOils and the like. little rebound, adhered well and exhibited
Beispiel I ^L'n Abblättern oder Splittern.Example I ^ L ' n flaking or splintering.
5 In einem Vergleichstest wurde die gleiche Masse.5 In a comparative test, the same mass.
Kine feuerfeste Masse aus 47.2 I eilen Masinloe jedoch ohne irgendeinen Kalkzusal/. verwendet: esNo refractory mass from 47.2 I hurry Masinloe, but without any lime additive. uses: it
Chromerz. 44 Teilen synthetischem Perikla--. her- zeigte sich, daß 35 1V11 der Masse abprallte: das haf-Chrome ore. 44 parts synthetic pericla -. it was found that 35 1 V 11 ricocheted off the mass: the
pestelil aus Seewasser, das ungefähr l>5.X"n MgO tende Material zeigte Risse und Sprünge in kleinenpestelil from seawater, the approximately 1 > 5.X "n MgO tende material showed small cracks and fissures
enthält (der Rest besteht aus normalen Verunreini- Bereichen mit einem Durchmesser von 7 bis 10 cm.contains (the rest consists of normal impurity areas with a diameter of 7 to 10 cm.
innigen einschließlich 1,1 " » CaO und 2.1 " n SiO... io Spiner, beim Schrägstellen des Tiegels, lic! das ge-intimate including 1.1 "» CaO and 2.1 "n SiO ... io spiner, when tilting the crucible, lic! the GE-
iiusschließlich ungefähr 0.3" „ CrO1). 1.3 Teilen samie aufgespritzte Material von der Wand ab.Finally about 0.3 "" CrO 1 ). 1.3 Part the sprayed material from the wall.
Betonit. 3.2 Teilen Natriumtelraboral-Decahyilrai Den feuerfesten Massen können auch andere Zu-Betonite. 3.2 Share Sodium Telraboral Decahyilrai Other additions to the refractory masses can be
(Na.B,OT 10ILO) und 4 Teilen Kaiziumhydrat säl/.e. wie /.B. kohlenslolThalliges Material, /.Ii.(Na.B, O T 10ILO) and 4 parts of calcium hydrate säl / .e. like /.B. carbon-like material, /.Ii.
(alle Teile beziehen sich auf da-. Gewicht! und im- Graphit, zugefügt werden. Als Beispiel einer solchen(All parts refer to there-. weight! and im- graphite, can be added. As an example of such
gefahr 37 Teilen Wasser, wird in der sich ergebenden 15 Abwandlung wurden 88.5 Teile Periklas. der gleiche,37 parts of water is dangerous, in de r 15 resulting modification were 88.5 parts of periclase. the same,
/ähllüssiuen Konsistenz auf die Wand eines Elektro- der in den vorstehenden Beispielen verwendet wurde.Liquid consistency on the wall of an electrode was used in the previous examples.
Wiens ;jul'gelr;ige». Die Wand bestand aus feuer- ii.5 I eile Kalziumhydrat. 2.5 Teile Borax. 1.5 TeileVienna; jul'gelr; ige ». The wall consisted of hot calcium hydrate. 2.5 parts borax. 1.5 parts
festen Periklas-Steinen mit (>N" „ MgO: beim Auf- Betonit und 2 Teile Graphit mit 36 Teilen Wassersolid periclase stones with ( > N "" MgO: for Auf-Betonit and 2 parts of graphite with 36 parts of water
iprit/en betrug die Temperatur rund IdOO0C. Fast gemischt und auf die Wand eines heißen l.icbibogen-iprit / en the temperature was around IdOO 0 C. Almost mixed and placed on the wall of a hot l.icbibogen-
V5 " 11 des aufgespritzten Materials blieb an der Wand 2° ofens gespritzt. Das Material haftete auch nach dreiV5 "11 of the sprayed material remained sprayed on the wall at 2 °. The material also adhered after three
haften, ohne abzublättern. Erhitzungen noch ausgezeichnet.adhere without peeling. Heating still excellent.
Zum Vergleich wurde die gleiche Masse ohne Hs ha', sich gezeigt, daß der Zusatz von Kalk mFor comparison, the same mass without Hs ha 'was shown that the addition of lime m
Kalk hergestellt. Beim Aufspritzen auf dieselbe heiße diesen feuerfesten Massen auch die Verwendung vonLime made. When spraying on the same hot these refractory masses also the use of
Ofenwand z.eiete sich ein Rückprall von l>5''» der Graphit oder anderen Kohlensloll ..nihalicndenThe furnace wall suffered a rebound of 1 > 5 "" from the graphite or other coal slug
Masse Mit anderen Worten, sie haftete überhaupt 25 Materialien ermöglicht, wird jedoch die Masse ohneMass In other words, it allows 25 materials to adhere at all, but becomes mass without it
nicht. Kalk /r.bereilcl. so ist der darin befindliche Kolilen-not. Lime / r. so is the colile inside
... ,|-i sto'' se'lr schnell verbraucht. Der Grund dafür ist..., | -i sto '' se ' lr used up quickly. The reason for this is
' ' " nicht mit Sicherheit bekannt, doch es scheint, daß'' "not known for sure, but it appears that
line aus 1M Teilen Periklas. der gleiche, der in der Kalk mit dem in der feuerfesten Masse vor-line from 1 M parts periclase. the same as that in the lime with that in the refractory mass.
lieispiel I verwendet wurde. 2.5 Teilen Borax. 3° handenen MgO reagiert und eine relativ niedrigExample I was used. 2.5 parts borax. 3 ° existing MgO reacts and a relatively low one
1.5 Teilen Betonit und 5 Teilen Kal/iumlivdrai schmelzende Schlacke bildet, die den Graphit oder1.5 parts of bentonite and 5 parts of Kal / iumlivdrai melting slag that forms the graphite or
bestehende feuerfeste Masse wurde mit ungefähr anderen Kohlenstoff schützt und die Oxydation ver-existing refractory mass was protected with roughly different carbon and the oxidation
3fi Teilen Wasser vermischt und die so entstandene hindert.Mixing 3fi parts of water and preventing the resultant.
zähllüsMüc Masse wurde in der stark angegriffenen Ls wurde auch gefunden, ohne dafür eine Fi-zähllüsMüc mass was also found in the heavily attacked Ls without a fi
Schlaeken/one eines Elektroofens aufgetragen, wo 35 klärung /u finden, daß die mit Graphit vermischten.Schlaeken / one of an electric furnace applied, where 35 clarification / u find that they mixed with graphite.
sie mit haftete Kalk enthaltenden Massen einen geringeren Riick-they have less of a backlash with adhered lime-containing masses
. 1 - Ρ'''1" beim Aufspritzen auf eine heiße Ofenwand. 1 - Ρ ''' 1 "when spraying onto a hot oven wall
1U>' s I1 "■' ' Λ /eigen als die ohne Graphit 1U> ' s I 1 "■'' Λ / peculiar than those without graphite
Line aus »o.3 Teilen Periklas. der gleiche, der in Die in der Beschreibung und den Ansprüchen ge-Line from »o.3 parts periclase. the same as that mentioned in the description and claims
den vorstehenden Beispielen verwendet wurde. 40 nannten Prozentsätze und Teile sind Gewichls-was used in the previous examples. 40 stated percentages and parts are weight
3.2 Teilen Natriumdihydrogenphosphat (NaILPO;). prozenie. sofern nicht anders deliniert.3.2 parts of sodium dihydrogen phosphate (NaILPO;). prozenie. unless otherwise delineated.
1.5 Teilen Betonit und 5 feilen Kaiziumhydrat be- Die Analysen der Mineralienbestandteile sind in1.5 parts of bentonite and 5 files of calcium hydrate. The analyzes of the mineral components are in
stehende feuerfeste Masse wurde auf die heiße üblicher Art wiedergegeben, und zvva · als einfachestanding refractory mass was represented in the hot usual way, and zvva · as simple
Innenfläche eines I.D-Tiegels gespritzt, und zwar aul Oxyde, das heißt MgO. SiO1. obwohl die BestandteileInside surface of an ID crucible injected, namely aul oxides, that is, MgO. SiO 1 . though the ingredients
eine mil feuerfestem Material ausgelegte Fläche, die 45 in verschiedenen Verbindungen vorhanden seina surface laid out with refractory material, which 45 can be present in various connections
einen starken Anteil MuO (rund l)2"„l enthielt. können. / B. als Magnesiumsilikat.contained a large proportion of MuO (around l ) 2 "" l. / B. as magnesium silicate.
Claims (5)
gekennzeichnet, daß das Phosphat Natrium- Das bei der erfindungsgemäßen feuerlesten Masse Dihydiogenphosphat ist. verwendete Phosphatbindemittel ist vorzugsweise ein4. Mass according to claim I or 2. thereby 15 speak of the usual practice in this area,
characterized in that the phosphate is sodium that in the refractory composition according to the invention is dihydrophosphate. phosphate binder used is preferably a
em Minimum /u verringern, und es ist deshalb all- Fin weiterer Vorteil der F.rlindiing besteht darin, gemein üblich, die leuerleste Masse auf heiße Ofen- daß die mit genügend Wasser otter anderen FKissigllächcn aul/iispi ii/en Man mußte jedoch feststellen keitcii · ei mischten feuerfesten Massen, die als Ilüs daß die Probleme ties \ichthaflens und Abplatzens sige Masse mittels Spritzpistole ausgetragen werden, besonders stark beim \iilsprii/cn tier feucrlesten 6» eine Stärke bis zu 5,S cm erreichen können ohne Malenallen aul heiße Wände hervortreten, vor allen abziilallen. während die bisher bekannten Massen 111 Dingen aul heiße Wände, die aus leuerfestem Mate- nur relativ dünnen (das heißt ;,175 mm) Schichten iial mit glatten, nicht porösen Flächen hergestellt aufgetragen werden konnten und jedesmal /wischen sintl Solchs.1 glatten, nicht porösen Maleiialicn sind dem Aullrai'cn tier einzelnen 1 agen cmc gewisse / B solche, die einen hohen Mg()-( ichalt (das heißt 65 Zeil liir das Festwerden abgewartet werden mußte
''U11I1 oiler mehr MgOl haben, direkt gebundene Schließlich sind die Verbindungen nach der Fr-(hochgebi annle) leuerleste Stolle und aus dem liniluiig für jede Art stark hitzebeanspi uehter Baucrhallene Stolle elemente brauchbar, das heißt für Schmelzöfen, vorBuilding materials for use in ovens high i The main advantage of this invention is. Temperatures expected that refractory masses are obtained, which hold good for reasons of economy when repairing furnace walls, especially walls in hot furnaces or repairing furnaces with a spray gun, and which have good strength, which is undesirable. tlie time of the shutdown of the furnace aul 55 especially at high temperatures.
A further advantage of F.rlindiing is, as is common practice, to put the remainder of the mass on a hot oven - that with enough water otter other ice cream smiles could be found, however It is possible to use mixed refractory masses which, as a means of preventing the problem of impermeability and flaking masses being carried out by means of a spray gun, particularly strong in the case of fire-resistant fires, can reach a thickness of up to 5.5 cm without painting Walls protrude, peel off before all. while the previously known masses 111 things aul hot walls that only relatively thin from leuerfestem Mate (i.e., 175 mm) layers could be applied iial manufactured with smooth, non-porous surfaces and each time / wipe sintl These things. 1 smooth, non-porous males are certain to the aullrai'cn animal individual 1 agen cmc such that a high Mg () - (ialt (i.e. 65 cells had to be waited for before the solidification
`` U 11 I 1 oiler have more MgOl, directly bound finally the connections after the Fr- (hochgebi annle) leuerleste tunnel and from the liniluiig for every kind of strongly heat-exposed building hall elements are usable, that is for melting furnaces, before
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US56569066A | 1966-07-18 | 1966-07-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1646642A1 DE1646642A1 (en) | 1971-07-22 |
DE1646642B2 true DE1646642B2 (en) | 1976-10-14 |
Family
ID=24259697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19671646642 Withdrawn DE1646642B2 (en) | 1966-07-18 | 1967-07-15 | FIREPROOF MASS AND THEIR USE |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1646642B2 (en) |
GB (1) | GB1157454A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19735448A1 (en) * | 1997-08-16 | 1999-02-18 | Budenheim Rud A Oetker Chemie | Use of anhydrous acidic alkali metal phosphate |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61291465A (en) * | 1985-06-18 | 1986-12-22 | 品川白煉瓦株式会社 | Monolithic refractory composition |
-
1967
- 1967-06-13 GB GB27196/67A patent/GB1157454A/en not_active Expired
- 1967-07-15 DE DE19671646642 patent/DE1646642B2/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19735448A1 (en) * | 1997-08-16 | 1999-02-18 | Budenheim Rud A Oetker Chemie | Use of anhydrous acidic alkali metal phosphate |
DE19735448B4 (en) * | 1997-08-16 | 2007-02-01 | Chemische Fabrik Budenheim Kg | Use of anhydrous acidic alkali metal phosphate as a melt binder |
Also Published As
Publication number | Publication date |
---|---|
GB1157454A (en) | 1969-07-09 |
DE1646642A1 (en) | 1971-07-22 |
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