Rubber strip has been used in recent years, EPDM, which can ensure better elasticity and anti-aging performance, but the glass groove rainwater with rubber strip will still leak into it, so we need to milling drainage holes and slots. When the external aluminum glass window philippines is open, rainwater will flow into the inner cavity from the lock hole of the driver, resulting in corrosion of the lining steel of the inner cavity and corrosion of the friction hinge screws, affecting the connection strength of the window and the friction hinge. Therefore, in the design, it shall be required that the gap behind the driver at the lock hole shall be sealed with glue. The glue quota is given. 文章导航 What is castable refractory cement used for? How do you use refractory castable cement?