Structure: The 50mm metal‑faced double MgO + paper honeycomb manual sandwich panel consists of pre‑painted steel or stainless steel facings, edges sealed with galvanized steel strips and corner pieces. The core is paper honeycomb + double 5mm MgO boards (one on each side). Manufactured through heating, pressing, and curing processes.

Core: Paper honeycomb (cell diameter 21 mm, <21 mm optional) + double 5mm MgO boards · Application: Cleanrooms, laboratories, offices, partitions, areas requiring good fire resistance, flatness, and eco-friendly materials.

Technical Specifications
Wall thickness50 mm
Standard module widths980, 1160, 1180, 1200 mm (custom available)
Diagonal tolerance≤ 1 mm
Max length≤ 10000 mm
Facing material PE polyester, PVDF, anti‑static, conductive, stainless steel, HDP (high durability polyester)
Facing thickness0.426, 0.45, 0.476, 0.5, 0.6, 1.0 mm
Core materialPaper honeycomb (cell φ21 mm, <21 mm optional) + double 5mm MgO boards
Galvanized frame0.7 mm (≥1.0 mm optional)
Corner piece1.0 mm galvanized
Protective film0.06 mm (thicker optional)
Bending strength1.222 kN/m²
Bond strength0.028 MPa
Peel performance85% – 95%
Heat transfer coefficient1.068 W/m²·K
Fire resistance1.0 hour
Joint typeCentral aluminum connector / tongue & groove
Key Features
  • Eco-friendly paper honeycomb core
  • Lightweight yet strong
  • Excellent flatness & surface finish
  • Fire resistant (1.0h) with MgO layers
  • Good thermal and acoustic insulation
  • Customizable dimensions & facings