Aluminum honeycomb core, having all kinds of dimensions and densities, is a kind of green and environmental compounded materials of high quality, fire protection, sound insulation and thermal insulation. Feature: 1. Light weight, High intensity, High rigidity, Steady structure. 2. Super flat surface. 3. Excellent performance in Sound insulation, Heat insulation, Fireproof and quakeproof. 4. Easy and rapid installation. 5. Environmental protection and saving resources. Hongzan can even deliver finished product with painted aluminum frame and other necessary fabrication accoeding to your request.