Product material: 6063-T5 anodized aluminum alloy Conventional length: 3 m/root Surface treatment: conventional is anodized can be painted/embossed Material thickness: conventional 1.2 thickness can be customized various thicknesses as required. Reference atlas: Building deformation joint national standard 04CJ01-3 P16-2 metal cover plate type interior wall ceiling joint device I-IM has the following characteristics: 1. 50% displacement 2. The setting of the slider ensures the change of the deformation device 3. The corner panel can be aluminum plate, stainless steel or brass