Monday, February 6, 2017

Construction Technology of Color Terrazzo Surface

Patching block → test shop → paving terrazzo board → correction terrazzo board → caulking → curing → waxing

1, check. Basic treatment and wipe leveling layer of mortar, the basic system with the production of terrazzo operation, leveling layer construction must check its flatness.
2, playing line block. Mortar leveling layer wiped the next day can clean the surface, and then according to the design requirements of the elastic line block, row block should pay attention to symmetry and cutting as little as possible pre-made terrazzo. When the grid with the connected room to connect the grid, all the grid lines should be done on the wall signs.
3, test shop. In the hard layer of cementing a layer of leveling on the four sides of the room to take, according to the elevation of the ground pulled a good cross-line, or a number of vertical (horizontal) alignment. First try to shop a few blocks to see if it meets the requirements, if found problems should be adjusted. From the test shop to determine the mortar thickness.
4, shop prefabricated terrazzo slab bonding mortar. Will be prefabricated terrazzo into the mold of the mold, the bottom up, remove dust, rubbish, a little sprinkler wet, covered with adhesive mortar, scrape with wood scratching leveling mortar layer, about 5MM thick, such as the choice of thickness 25MM Thickness 23-27MM) of prefabricated terrazzo, mold control panel and the total thickness of mortar should be 30MM.
5, shop leveling leveling adhesive mortar. Shop with iron sheet mortar, smooth, thickness 3-4MM, can be used to move the 4MM thick wood lath control. Pre-mortar length of 1M is appropriate.
6, paving pre-made terrazzo. Inlaid decorative panels should be to the whereabouts of the four corners, so that parallel contact with the mortar, lightly, to prevent the edges and corners of the plate to destroy the flatness of the adhesive layer. Where a column of the hall, should be the first pillar between the column and the straight line, and then Xiangtie both sides.
7, calibration terrazzo. After the prefabricated terrazzo board paved with wood hammer to tap the board, so that a solid bond, the surface smooth, two board seams aligned, flat, with particular attention to the board "fight angle" flat, Qi, Foot inspection, laying a row to pull the line after the check is straight, such as the individual found convex or curved seam, it is necessary to promptly add pulp, reducing pulp and the rationale for sewing.
8, caulking. Precast terrazzo board paved, separated by two days before the board to remove dust, sprinkler, cement mortar should be the first irrigation 2/3 height, the remaining 1/3 should be filled with the required color of cement and embedded rub rub dense. Then wipe the surface with a dry sawdust.
9, conservation. Embedded in the seam the next day should be immediately covered with 5-10MM thick wood chips water conservation 3D.
10, waxing. In the ground before use to remove wood chips, rub the surface of the machine with a stone mill sack cloth dust dirt, and then play a little wax again, polished, to appear reflective so far.

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