Aluminum alloy silent door is a high-end environmentally friendly interior & entrance door constructed with integrated aluminum alloy frame structure and multi-layer sound insulation filling core. The door frame and door leaf are made of customized extruded aluminum profiles, abandoning the problem of formaldehyde release, deformation and dampness of solid wood and composite doors. The internal cavity is filled with high-density sound-absorbing cotton and sound-insulating damping material, matched with multi-circle EPDM silent sealing strips around the door leaf, which greatly reduces air-borne noise transmission and collision closing noise. The surface can be treated with thermal transfer wood grain, anodized popular color, electrostatic spraying and other crafts, with scratch-resistant, moisture-proof, anti-corrosion and non-yellowing properties. It can be made into swing door, sliding door, invisible door, studio sound insulation door and other styles, with customizable door si…