Coating technology: Construction Technology of ceramic tile base renovation project

Key tips: I engineering coating requirements Renovation and renovation of ceramic tile facade 2、 Grass roots The base surface of ceramic tile surface is polluted to different degrees, with turtle cracks, etc 3、 Coating structure 1 Tile surface base 2 Flat bottom putty layer (joint filling treatment) 3 Putty layer of ceramic tile surface (interface treatment) 4 Flat bottom putty layer (leveling treatment) 5 Smooth putty layer (smooth treatment) 6 Exterior wall primer (sealing treatment) 7 Exterior wall finish coat (visual effect) 4、 Construction process Joint filling with flat bottom putty—— Shenyang steel structure fireproof coating construction expert punde Building Fire Engineering Co., Ltd Recommended introduction: since its establishment, Shenyang punde Construction Fire Engineering Co., Ltd has cultivated a group of professional construction teams with excellent equipment, rich experience and serious responsibility with advanced and scientific management methods and strict engineering quality assurance and after-sales service system It has undertaken a number of fire system installation projects, which has been praised by customers Every idea and special requirement of you will be fully considered by us and fully realized in the construction technology, which will become the cornerstone of our successful long-term development We are looking forward to your invitation, to provide you with quality services and high-quality technical support! All construction coatings have passed ISO9001 Coating home news: 1 Renovation and reconstruction of external wall with ceramic tile surface required for project coating 2 Base level of ceramic tile surface is polluted to different degrees and has turtle cracks 3 Coating structure 1 Base level of ceramic tile 2 Flat bottom putty layer (joint filling treatment) 3 Putty layer of ceramic tile (interface treatment) 4 Flat bottom putty layer (leveling treatment) 5 Smooth putty layer (smooth treatment) 6 Exterior wall primer (sealing treatment) 7 Exterior wall finish (visual effect) 4 Construction process: joint filling with flat bottom putty - applying tile surface putty - applying flat bottom putty - applying smooth surface putty - rolling exterior wall primer - finishing coat construction 5 Construction process 1 Base course treatment Scope of work: A check whether the wall is dry; B remove the soft part of the surface, remove the attachments, and remove the dust and oil stains on the surface; C fill the holes and seams with flat bottom putty; D dry the wall with defects for more than 24 hours before the next process Process acceptance standard: the gap shall be filled flat without looseness 2 Work content of tiling putty: A thin tiling putty for one time, exposed bottom is required (reference dosage: ≥ 0.4KG / ㎡); B after each time of tiling putty is completely dry, apply one full time of tiling putty (reference dosage: 0.4 ~ 0.6kg / ㎡) Process acceptance standard: no peeling and exposure, and the putty on the tile surface is completely dry 3 Work content of applying flat bottom putty: A divide according to the requirements of Party A, and prepare two aluminum alloys according to the size of the Division The length and width of the scraping ruler are the same as that of the dividing grid; B the thickness of the full batch of flat bottom putty is not more than 10 mm at a time; C the scraping ruler shall be scraped along the horizontal direction with force, and the sunken place shall be filled with flat bottom putty and then scraped flat, and then the full batch of flat bottom putty shall be applied after the surface is dry, and then another scraping ruler shall be used to scrape along the vertical direction; D if the flatness still fails to meet the requirements, then repeat The first three steps, until the flatness meets the requirements, reference dosage: 2kg / ㎡ (pay attention to avoid being washed during the putty scraping and application and within 4 hours after scraping) Process acceptance standard: the flatness shall be checked with a 2m guiding rule, and the error shall be within 3mm (the flatness standard shall be adjusted according to the requirements of the finish coat) 4 Work content of applying smooth putty: A according to the situation, apply smooth putty for 1-2 times It is required to press the scratch while applying The interval between two times is more than 6 hours Reference dosage: 0.6-1kg / ㎡ (pay attention to avoid being washed during the period of applying flat bottom putty and within 4 hours after applying); B when the surface is not completely dry, polish it with sandpaper until the surface is smooth Process acceptance standard: a the surface is smooth and fine without scratches and sand marks; B the surface is free of dust 5 Work content of roll coating of exterior wall primer: roll coating with primer once (Note: A roll coating of primer is allowed only after the putty is completely dry; B roll coating of primer can enter the next process after 6 hours) Process acceptance standard: uniform without missing coating 6 Work content of finishing coat construction: roll coating with finishing coat twice (remark: A roll coating of finishing coat can be conducted only after the primer is dry; B the interval between two finishing coats is more than 6 hours) Process acceptance standard: the paint film is full, uniform, free of sagging and color difference Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,