Quality and technical disclosure card of external wall expanded perlite insulation
1. Construction tools: trowel, serrated trowel, press, internal and external corner clamp, line support board, groover, wallpaper cutter, electric screwdriver, hacksaw blade, scissors, mixing bucket, impact drill, electric hammer, brush, coarse sandpaper, etc; 2. Measuring tools: guiding rule and feeler gauge, vertical measuring ruler, right angle measuring ruler, steel tape, theodolite, ruler, etc; 3. Preparation conditions for operation (1) Remove the dust, dirt, oil stain and residual ash on the wall surface without hollowing, delamination and cracks; (2) The wall, leveling layer and external door and window openings of the base course shall be accepted; The door and window frames or auxiliary frames shall be installed, and the gap between the door and window frames and the wall shall be filled with elastic sealing materials such as foaming polyurethane; (3) Before the construction of the external thermal insulation project of the external wall of the expanded perlite insulation board, the template shall be made first, and the construction can be carried out only after it is confirmed by the supervisor and Party A. (4) After entering the site, the expanded perlite insulation board should not be placed in the open air and should be covered with a tarpaulin; (5) The quality of adhesive, plaster mortar and other materials shall meet the requirements of Technical Guidelines for the Application of External Thermal Insulation System of Expanded Pearlite Thermal Insulation Board Buildings (DBHJ/T016-2015), and shall be prepared according to the product instructions or the mixing list provided by the material supplier. The measurement shall be accurate. The prepared materials shall be used up within the specified time and shall not be used overtime.