All aluminum alloy strips shall be used to make the drip line.
9.
3.
The dividing joint of external wall plastering shall be embedded with aluminum alloy groove strip.
The surface course of external wall plastering shall be free of cracks, plastering marks and joints.
3、 Allowable deviation: measured allowable deviation table (mm) Serial number item Item national standard allowable deviation enterprise standard allowable deviation 1 noodles Hang Direct 442 meter noodles flat Whole 333 internal and external corners vertical 334 internal and external corners square 335 grid strip (seam) straight 22 Shear wall structure large formwork ordinary concrete construction building main structure construction process floor scaffold special scheme waterproof concrete construction editor | xiaowuge site sharing points collection points praise points are watching..
7.
This will reduce the strength of the surface mortar and easily absorb water and penetrate into the inner wall.
When there are no requirements in the design, the construction shall be carried out according to the effect drawing approved by the construction (supervisor).
11.
2、 Operation requirements: 1.
8 the plastering construction joint of the external wall shall be left at the dividing joint, the internal corner of the wall, the back of the downpipe or the edge of the independent decorative part.
2.
Before plastering, the flatness of the base course surface shall be checked first, and the cement mortar with the same primer shall be used to paste the ash cake and make the screed.
Each block shall be operated continuously.
5.
The grid joint shall be buried horizontally and vertically, firmly bonded, and wiped clean after plastering.
It is strictly forbidden to mix clay into the priming mortar of exterior wall.
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Before setting, the plastering layer of exterior wall shall be prevented from rapid drying, water flushing, impact and vibration; After condensation, measures shall be taken to prevent contamination and damage, and watering for maintenance.
The boundary between external wall plastering and balcony, staircase and other internal walls shall be separated by aluminum alloy strip, and shall be set vertically, and the upper and lower layers shall be aligned.
The depth and width of the drip line shall not be less than 10mm, and shall be neat and consistent.
The layout of dividing joints of external wall plastering shall be carried out according to the requirements of the design drawings.
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External wall plastering appearance quality requirements: smooth and clean surface, consistent color, square internal and external corners, flat joint, vertical and flat wall and flat division.
14.
12.
Before plastering, the dust, dirt and oil stains on the surface of brick wall, concrete and other base courses shall be removed and watered.
It is strictly prohibited to use paper reinforcement ash or hemp knife ash for interior wall painting and mix it into the mortar of exterior wall cover.
13.
6.
The plastering layers and between the plastering layer and the base course shall be firmly bonded without hollowing.
For exterior wall windowsill, window lintel, awning, balcony, coping and protruding waist line, a running water slope shall be made above and a drip line shall be made below.
That is, spray or throw 1:1 cement fine mortar (mixed with 20% construction glue) onto the concrete base to make it granular rough surface, and then carry out priming after several days.
Green, take it from blue, and green is from blue; Ice, water, and cold than water — Xunzi Construction process standard of decoration plastering I.
In order to improve the workability of the mortar, an appropriate amount of lime paste or fly ash can be added, but the strength of the mortar must be above M15, and cracks on the dried surface due to excessive preparation shall be avoided.
process flow: base course treatment → brick wall wetting → hanging vertical line → pasting ash cake → making reinforcement → painting bottom ash → painting middle ash → painting surface ash → quality inspection → product protection.
For the concrete column and beam base of the outer wall, the “roughening treatment” shall be carried out first.
10.
The mortar of each structural layer of external wall plastering shall be mechanically mixed, and each plate of mortar shall be accurately measured, evenly mixed and consistent in color.
4.
