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CN105086530A - Wear-proof and high-temperature-resistant ceramic coating - Google Patents

Wear-proof and high-temperature-resistant ceramic coating Download PDF

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Publication number
CN105086530A
CN105086530A CN201510625449.1A CN201510625449A CN105086530A CN 105086530 A CN105086530 A CN 105086530A CN 201510625449 A CN201510625449 A CN 201510625449A CN 105086530 A CN105086530 A CN 105086530A
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CN
China
Prior art keywords
coating
wear
temperature
resistant
proof
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Pending
Application number
CN201510625449.1A
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Chinese (zh)
Inventor
赵志海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Zs Weihua Chemical Engineering Co Ltd
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Beijing Zs Weihua Chemical Engineering Co Ltd
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Application filed by Beijing Zs Weihua Chemical Engineering Co Ltd filed Critical Beijing Zs Weihua Chemical Engineering Co Ltd
Priority to CN201510625449.1A priority Critical patent/CN105086530A/en
Publication of CN105086530A publication Critical patent/CN105086530A/en
Pending legal-status Critical Current

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Abstract

A wear-proof and high-temperature-resistant ceramic coating is a high-temperature-resistant, wear-proof and energy-saving industrial coating used for metal and prepared from an inorganic modified solution and nano inorganic ceramic filler. The coating can provide a wear-proof, anti-impact, high-adhesion, anticorrosion and tough protecting coating for equipment, is good in compactness and high in permeability resistance, has the capability of working for a long time under severe conditions and can be used for a long time in oilfield wastewater and corrosive media such as acid, alkaline, salt and the like; meanwhile, the coating doesn't pollute the environment, is inorganic, green and environment-friendly and can be widely applied to the fields of metallurgy, petrochemical engineering, the cement industry, natural gas extraction and even aerospace aviation.

Description

Wear-resistant, high-temperature resistant ceramic coating
Technical field
Wear-resistant, high-temperature resistant ceramic coating is that heatproof can reach 1200 DEG C, and intensity can reach 150Mpa, and antiseptic property is excellent, has the several functions such as abrasion-resistant and heat resistant and wear resistant protective system all over the body.
Background technology
In the production process of metallurgy, electric power, chemical engineering industry, under much equipment, pipeline are in severe working order for a long time, particularly the Working environment of the superheater tube of thermal power plant boiler, reheater tube, water cooling tube, economizer tube (being commonly called as " four pipes ") is very severe.Such as: in boiler, temperature is up to 1200 DEG C, accompany 8 ~ 16 object solid particulates of 30% in high-temperature gas, flow velocity is about 10m/s.For preventing the synergy of tube wall high temperature oxidation and wearing and tearing, the measure generally adopted at present is: outside tube wall, add a cover metal wearing-resistant tile or at metallic conduit external pasting wear resistant ceramic chip.The complicated construction technique of these methods, cost is high, and effect is not ideal again.If spread high temperature resistant, the anti abrasive ceramic coating of one deck in metallic surface, then the effective way addressed this problem of can yet be regarded as.
Summary of the invention
Wearable ceramic coat is a kind of nonmetal gelling material, and it is a kind of powdered ceramic material adopting acidproof and alkaline-resisting artificial-synthetic material to make through strict processing compound and advanced inorganic polymeric technology.At the construction field (site), special liquid inorganic glue water is added this material, artificial or mechanical system is adopted to spread upon equipment liner or surface, through a series of chemical reaction, bonding strength and the hardness of pottery is reached after 3 days, therefore named wearable ceramic coat under normal temperature air relative humidity is less than 60% situation.
The nano inorganic ceramic powder that heat resistant and wear resistant ceramic coating adopts the distinctive inorganic modified solution of will Sheng Weihua company different with particle diameter, precision work forms, and coating has the complex function such as anticorrosion, wear-resisting, high temperature resistant shock resistance and good snappiness.Coating filmogen is the backbone containing hydroxyl, is beneficial to the dispersion of pigment and solidification and coating after making solidification has good snappiness and shock resistance, and the inorganic fibre in coating can ensure the shock resistance of coating further.And the ceramic functional stuffing of will Sheng Hua prestige company heat-resisting antiwear paint various ingredients composition, mutually collaboratively impart that coating is wear-resisting, antiseptic property, and enhance coating adhesion, overcome the internal stress produced because of paint solidification volumetric shrinkage.Will Sheng Weihua scientific research personnel is according in the experiment of up to ten thousand times, find to add UV light absorber at paint filler, the weathering resistance of coating can be substantially increased, extend the work-ing life of coating, add ultra-violet radiation resisting material in high temperature abrasion material, as finish paint in atmospheric environment because nano material particle diameter is little, different absorptions, reflection, scattering process can be produced to the light of different wave length, significantly improve the ultraviolet-absorbing of coating, thus improve the weathering resistance of film.Can be used in the surfaces such as iron, steel, aluminium, pottery, in such as metallurgy, petrochemical complex, electric power, medicine, Natural gas extraction, the industrial circles such as aerospace are extensively suitable for.
Wear-resistant, high-temperature resistant ceramic coating feature is:
1. Wear-resistant, high-temperature resistant ceramic coating has high physical strength and rigidity: Ceramic abrasion-resistant paint is primarily of abrasive aggregates and coupling system composition, density is very large, without large macroscopic defects, intensity can reach 130Mpa, is that general concrete and refractory castable are incomparable.2. Wear-resistant, high-temperature resistant ceramic coating has excellent toughness and shock resistance: because ceramic wear-resisting material adopts omnidirectional firm fiber and the netted enhancement measures of orientation, toughness is improved further by being coupled, so fracture toughness property is strong, the breakage that can effectively prevent surging force from causing and peeling off.3. Wear-resistant, high-temperature resistant ceramic coating good integrity: because wearable ceramic coat takes dual reinforcement measure, what have even takes multiple reinforcement measure, effectively improves material property.And the coefficient of expansion etc. that stupalith is low, make its volume stability, can not crack be produced, thus good integrity, construction is integral construction in addition, occurs without seam, thus globality improves further, and heatproof can reach 1200 DEG C, and ultimate temperature can reach 1250 DEG C.4. Wear-resistant, high-temperature resistant ceramic coating Environmental compatibility is good: owing to have employed acidproof and alkaline-resisting artificial-synthetic material, can not react with slag, simultaneously because this material mostly is high―temperature nuclei raw material, crystal development is good, structural integrity, envrionment temperature can not cause large impact to it, belongs to environment inert material, thus poor to environmental sensitivity.5. Wear-resistant, high-temperature resistant ceramic coating non-environmental-pollution: mill ceramic coating is ceramic, major ingredient is silicate, close with earth's lithosphere composition, and soil property can not be caused to worsen and heavy-metal pollution, can not influence ecological environment, be a kind of product of environmental type.
Wear-resistant, high-temperature resistant ceramic coating performance is for shown in following table:
Accompanying drawing explanation
Fig. 1 is the proportioning raw materials of Wear-resistant, high-temperature resistant ceramic coating.
(1) bauxitic clay (2) lithium bentonite (3) attapulgite clay (4) high temperature resistant cement (5) talcum powder (6) kaolin (7) ganophyllite (8) potassium felspar sand (9) water glass (10) deionized water (11) dispersing auxiliary (12) film coalescence aid.
Embodiment
1, first bauxitic clay, lithium bentonite, attapulgite clay, high temperature resistant cement talcum powder, kaolin, ganophyllite, potassium felspar sand are stirred, place in high temperature rotating container, be heated to 1250 DEG C of calcinings, continue 2 hours, allow inorganic powder lattice turn to, impurity is rejected.
2, water glass, deionized water, dispersing auxiliary, film coalescence aid are poured into container for stirring evenly, without demixing phenomenon.
3, powder and liquid are brushed in the mixing of 1:1 ratio, this coating heatproof can reach 1200 DEG C, and hardness can reach 8H(and solidify rear completely).

Claims (5)

1. Wear-resistant, high-temperature resistant ceramic coating is Beijing will Sheng Weihua Chemical Co., Ltd. foundation market requirement and National Industrial practical situation, adopts the high-temperature wearable protective system that advanced nano ceramics technology is produced.
2. this coating is strong to metal adhesion, chemical resistance corrosion and oil-proofness good, particularly resistance to acids and bases is very good simultaneously; Coating is complete plays an important role to maintenance for the high hardness wear resistance of coating, and temperature tolerance is excellent especially simultaneously, can use, gloss and colour stable under long term high temperature; Strong adhesion good toughness, is adapted to the application of stainless steel, aluminium, iron phosphide, stupalith.
3. this coating is a kind of solid material with good lubrication condition and corresponding mechanicals efforts, it can make up the wear-out defect that two contact surfaces cause due to friction, two relative sport masks can be made again to have good lubrication anti-attrition effect, and the high temperature brought frictional heat in addition has very strong resistance to adaptive.
4. by coating, can to metallic surface, various refractory surface carries out top layer modification, to reach the use properties improving body material, saves the energy, improves the work-ing life more than 1-2 times of metallic matrix.
5. Wear-resistant, high-temperature resistant ceramic coating is extensively in industrial circles such as metallurgy, petrochemical complex, natural right exploitation, aerospace, is specially adapted to the pipeline of delivery system and the wear-and corrosion-resistant of equipment.
CN201510625449.1A 2015-09-28 2015-09-28 Wear-proof and high-temperature-resistant ceramic coating Pending CN105086530A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510625449.1A CN105086530A (en) 2015-09-28 2015-09-28 Wear-proof and high-temperature-resistant ceramic coating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510625449.1A CN105086530A (en) 2015-09-28 2015-09-28 Wear-proof and high-temperature-resistant ceramic coating

Publications (1)

Publication Number Publication Date
CN105086530A true CN105086530A (en) 2015-11-25

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105731979A (en) * 2016-02-29 2016-07-06 河南利刚王磨料磨具有限公司 Coating material for sewage discharging pipeline and preparation method of coating material
CN105869710A (en) * 2016-06-02 2016-08-17 昆山维开安电子科技有限公司 New energy automobile busbar with insulating coating
CN105907132A (en) * 2016-06-02 2016-08-31 昆山维开安电子科技有限公司 Processing technology of new energy automobile busbar
CN112909855A (en) * 2019-12-04 2021-06-04 天津市源庆钢管有限公司 Concatenation formula single wall spiral pipe
CN114561844A (en) * 2022-03-10 2022-05-31 赵永录 Concrete pavement repairing agent formula and spraying equipment thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5612130A (en) * 1992-10-14 1997-03-18 Herbert F. Boeckmann, II Fire resistant multipurpose protective coating
CN103305035A (en) * 2013-05-10 2013-09-18 苏州工业园区方圆金属制品有限公司 Green and environment-friendly nano water ceramic silicate inorganic coating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5612130A (en) * 1992-10-14 1997-03-18 Herbert F. Boeckmann, II Fire resistant multipurpose protective coating
CN103305035A (en) * 2013-05-10 2013-09-18 苏州工业园区方圆金属制品有限公司 Green and environment-friendly nano water ceramic silicate inorganic coating

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105731979A (en) * 2016-02-29 2016-07-06 河南利刚王磨料磨具有限公司 Coating material for sewage discharging pipeline and preparation method of coating material
CN105731979B (en) * 2016-02-29 2018-01-19 河南利刚王磨料磨具有限公司 A kind of blow-off line painting brush material and preparation method thereof
CN105869710A (en) * 2016-06-02 2016-08-17 昆山维开安电子科技有限公司 New energy automobile busbar with insulating coating
CN105907132A (en) * 2016-06-02 2016-08-31 昆山维开安电子科技有限公司 Processing technology of new energy automobile busbar
CN105869710B (en) * 2016-06-02 2017-08-25 昆山维开安电子科技有限公司 A kind of busbar with insulating coating for new-energy automobile
CN112909855A (en) * 2019-12-04 2021-06-04 天津市源庆钢管有限公司 Concatenation formula single wall spiral pipe
CN114561844A (en) * 2022-03-10 2022-05-31 赵永录 Concrete pavement repairing agent formula and spraying equipment thereof

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