Aluminum window corner crimping machine is major and essential equipment for manufacturing aluminum windows and doors. This kind of machines make permanently cold deformation on aluminum profile outer layers by pressing aluminum profiles with corner inside, making the corner connectors and aluminum profiles connected titghty to finish corner crimping. Corner crimping is the most important step for making aluminum windows and doors, and the quality of corner crimping (such as crimping strength, crimping accuracy) will affect the finished window quality directly. Stone Window Machine Company can provide CNC four-head aluminum corner crimping machine, double-head aluminum corner crimping machine, single-head corner crimping machine, and multi-bytes corner crimping machine.