prefabricated school building

1.Floor Steel frame :

3mm thick cold rolled & welded steel profiles;

Insulation Thickness: 10mm PU / 100mm mineral wool

Subfloor: 0.5mm thick, galvanized steel sheet

Floor Board: 20mm fiber cement board (water resistant v 100)

The board complies with the emission value E 1;

Parallel compressive strength = 35.7 MPa;

Formaldehyde emission ≤ 0.4mg/100g;

1.8mm thick PVC sheet;

Flammability class B1 – hardly combustible;

Smoke density class Q1 – low smoke emission; Welded seams.

2.Roof Steel Frame:  

4mm thick cold rolled & welded steel profiles;

Roof Cover: 0.5mm thick galvanized sheet & double folded in the roof middle

Insulation Thickness:                 

Ceiling Panels:

Option1:100mm       9mm chipboard(V20), White(Usual)

Option2: 50mm        50mm Steel Sandwich panel

(Option 1)100mm   12.7mm Glass Magnesium Board(Option2)

3.Fiber cement floor:  

Density: 1.26kg/m3 K= 0.18W/m*k;

Waterproof moisture content = 0.13%/m2

Formaldehyde emission = 0.2 mg/ 100g;

Deformation, parallel to the bending elasticity = 6055MPa

20mm thick marine grade floor Parallel compressive strength = 88MPa;

Formaldehyde emission ≤ 0.4mg/100g;

Deformation, parallel to the bending elasticity = 8030MPa;

Waterproof, moisture content = 6.0%/m2

4.Corner Posts :  

3mm thick cold rolled & welded steel profiles;

Screwed to the floor base frame and roof frame. or 3mm thick cold rolled & welded steel profiles;  

Screwed to the floor and roof frame.

5.Wall panels   

Exterior Cladding:   

0.5mm thick corrugated or flat galvanized coated steel sheet

Insulation: 60mm, 70mm, 80mm, 100mm

Internal Cladding :  Laminated E1 – Emission Valued 9mm thick chipboard;

Parallel compressive strength = 18.1 MPa;

Formaldehyde emission ≤ 0.1mg/100g;

Water expansion ratio = 0.2%

Low smoke and non flammable Flammability class A1,non-combustible

Smoke density: low smoke emission

0.5mm thick galvanized and coated color steel sheet