The metal-face Rockwool core board is adopted with the double-face 0.5-1mm thick colorful steel sheet with Rockwool as core. It is normally in the structure of aluminum frame, middle aluminum, tongue-groove or four-negative. With the advantages in strong heat-preserving, good fire-resistant and high strength, it is widely applied in the separation wall and ceiling for cleaning room.

The metal-face honeycomb core board is adopted with the double-face 0.5-1.0mm thick colorful steel sheet, with the paper or aluminum honeycomb as core. It is normally in the structure of aluminum frame, middle aluminum, tongue-groove, four negative, flat-mouth or 3-negative/1-positive. With the advantages in strong heat-preserving, good sound insulation, high strength and light weight, it is widely applied in the separation wall, ceiling and door board for cleaning room.

The metal-face plastered core board is adopted with the double-face 0.5-1.0mm thick colorful steel sheet and double-face 9.5-12mm thick plastered board with Rockwool, paper or aluminum honeycomb or hollow as core. It is normally in the structure of aluminum frame, middle aluminum, tongue-groove or four negative. With the advantages in easy installation, strong heat-preserving, good fire-resistant and high strength, it is widely applied in the separation wall for cleaning room.