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Anonymous users2024-01-241. Double-layer light steel keel paper gypsum board ceiling (except for toilets and public walkways).
2. Ventilation, water and electricity pipelines and fire pipes in the ceiling are installed and the pressure test is qualified; The structure is accepted.
3. Before installing the ceiling veneer, the location of the lamp, fire sprinkler, smoke detector equipment mouth and other positions should be arranged and planned to ensure that the position is consistent with the veneer.
4 Heavy lamps and lanterns Electric fans and other heavy equipment are strictly forbidden to be installed on the keel of the ceiling project, and the hook should be set directly on the structural layer, and shall not be connected with the ceiling keel.
5. Gypsum board should not have bubbles, peeling, missing corners, dirt, twisting, deformation and other defects, and the surface should be flat.
6. The incoming materials are accompanied by product certificates, performance inspection reports, and sampling re-inspection reports if necessary.
7. Fasteners and screws, bolts, nails and other fasteners for installing keels should be galvanized products, and embedded parts should be treated with anti-corrosion.
Q: Advantages and disadvantages of MgO board and gypsum board.
Answer: MgO board is relatively harder than gypsum, and the price is also high, generally about 25 yuan, and more than 9 gypsum boards are only 20 yuan. MgO board is mainly used as a bottom tire, which can replace nine-centimeter board, plywood, etc., such as wardrobe back panel, door and window cover, heating, etc., and the cost is low, while gypsum board is mainly used for surface decoration and is easy to model, such as ceilings, film and television walls, etc.
Gypsum board is a material made of building gypsum as the main raw material. It is a kind of building material with light weight, high strength, thin thickness, convenient processing, sound insulation, heat insulation and fire resistance, etc., and is one of the new lightweight boards that are currently focused on development. Gypsum board has been widely used in the interior partition walls of various buildings such as residences, office buildings, shops, hotels and industrial plants, wall cladding panels (instead of wall plastering layers), ceilings, sound-absorbing panels, ground base panels and various decorative panels. >>>More
Elastic line, nail wood square, more than ten meters of ceiling to play expansion screws, with spring rain nails to fix the gypsum board, first the façade and then the plane cover.
The method of fixing the gypsum board and the light copy steel keel adopts the self-tapping screw fixing method, and the paper gypsum board is installed under the light steel skeleton that has been installed and experienced (that is, to do the concealed acceptance work). Install self-tapping screws for gypsum board (specification 25 * fixed, self-tapping screws should be 150 170mm away from the edge of the board, and the screws should be perpendicular to the board surface and evenly arranged, and the screws that have been bent and deformed should be removed, and the screws should be installed at 50mm away from the original nail position. The self-tapping screws should be 10-15mm away from the edge of the board (the gypsum board is the edge of the paper), and the cutting edge of the board is 15-20mm. >>>More
1. PVC ceilingPVC ceiling is made of polyvinyl chloride as raw material, extruded and assembled into a frame and then made of glass. It has the characteristics of light, wear-resistant, age-resistant, good heat and sound insulation, heat and moisture-proof, insect-proof and fireproof. It is mainly suitable for kitchens and bathrooms. >>>More
Hello, this is the common sense of decoration, the joints of the gypsum board must be on the top of the secondary keel, so that the gypsum screws can be better fixed, so that the interface will not be cracked after scraping the putty powder.