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Polycarbonate Panel
- Nov 29, 2017 -
Fixed nail head diameter should be more than 1.5 times times the diameter of the screw shank, and waterproof glue, do not nail the head directly to the pressure plate surface to reduce stress. On the screws can not be too tight, otherwise it may cause stress, causing the plate surface local cracks. Waterproof adhesive can not use PVC cushion or asphalt composition of waterproof adhesive tape, sealant, must choose neutral glass glue, do not use acidic gum. In the installation process, can not be fixed at the end of the two ends of the middle, you should first fixed one side and along the same direction, otherwise it will cause intermediate stress concentration, so that the product deformation or cracking.