Roof Sandwich Panel, Glass Wool
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Our new roof sandwich panels are made from dual layer colored steel sheet that is bonded together with fire resistant glass wool. The construction panels feature excellent insulating effects and are completely fireproof. They are an outstanding choice for industrial enclosures.
Board type diagramSize: Corrugation height: 42mm; corrugation pitch: 333mm
Product advantages:
Connected by blind nails, Duowei fireproof glass wool sandwich board roof plates have compact overlapping.
The unique capiliary groove design effectively avoids rainwater seepage and the cold bridge phenomenon.
| Board effect | No. | Thickness (mm) | ||
| Outer steel sheet | Square corrugation | DW- RW/GWWP-S/F | 0.5-0.8 | |
| Inner steel sheet | Flat | F | 0.6-0.8 | |
| Board width | 1000 mm | |||
| Board thickness | 50, 75, 80, 100, 125, 150mm | |||
| Board length | 3-12m | |||
| Installation way | Exposed screw | |||
| Decorative seam | Available () | No available (√) | ||
| Property | Standard | Result |
| Fiber fineness ( μm ) | GB/T5480.4 | 5.0-7.0 |
| Slag ball content(%) | GB/T5480.4 | 0 |
| Combustibility grade | GB5464 BS476 | GRADO A |
| Moistuer content ratio(%) | GB/T3007 | 0.4 |
| Heat conduction(w/m.k) (average testing temperature24 ℃ ) | GB/T10295-1998 | 0.031-0.036 |
| Noisy reduction coefficient(NRC) | JC/T469-1992 | 24 32 50 64 0.75 0.80 0.80 0.70 |
| Sound insulation | GBJ75-84 | ≤34 |
| Roof panel heat insulation coefficient and allowable span(Allowwable distortion f ≤ L/2 0 0) | |||||||||||||||
| s | K | G | |||||||||||||
| k/m2*h* ℃ | K g/m2 | P =kg/m2 | 60 | 80 | 100 | 120 | 150 | 200 | 60 | 80 | 100 | 120 | 150 | 200 | |
| 50 | 0. 69 | 12.61 | L(mm) | 5093 | 4532 | 40 94 | 3755 | 3360 | 2 881 | 4585 | 4047 | 3656 | 3353 | 3000 | 2573 |
| 75 | 0. 47 | 14.16 | L(mm) | 6410 | 5635 | 5072 | 4634 | 4126 | 3511 | 5724 | 5032 | 4529 | 4138 | 3684 | 3135 |
| 100 | 0. 36 | 15.71 | L(mm) | 7566 | 6636 | 5959 | 5434 | 4822 | 4085 | 6756 | 5925 | 5321 | 4852 | 4306 | 3648 |
Scope of application
Nonbearing roof enclosure of various industrial workshops, civil buildings, public buildings and steel structure buildings.
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