Frame Download Hexagonal Washer Head Ac 16/160mm

frame plug nylon sleeve with long expansion zone hexagonal head screw with integrated washer white galvanized.substrate: walls made of lime-sand brick hollow bricks perforated bricks perforated bricks and other hollow bricks lightweight concrete pumice and similar building materials.advantages - properties:extended expansion zone guarantees maximum strength in hollow bricks and hollow materialsspecial internal shape of the plug protects against premature expansionanti-rotation wings prevent the plug from rotating in the hole during installationthe plug's protrusions fill empty spaces and use the barriers in the substrate to lock the plugblunt thread on the screws does not cut the long dowel sleeve perfectly protects the screw against corrosion and enables the most convenient push-through installation. the large-diameter combined screw washer facilitates the attachment of soft elements and increases the convenience of installation. immediate load-bearing capacity and maximum safety thanks to the specially developed geometry of the screw and sleeve. technical approval of the building research institute (itb) no. At-15-9339/2014. material: dowel sleeve - high-quality polyamide (100% nylon) resistant to destructive aging processes outdoor conditions and temperatures from -40°c to +100°c. screw - carbon steel protected against corrosion by white galvanizing. do not use in solid hard materials.