Pu sandwich panel Introduction:
1.Technical parameter of PU Wall sandwich panel:
S(mm) | K(w/m2.k) | Panel Weight(Kg/m2)0.5/0.5(mm) | Plated surface loading | P=Kg/m2 |
40 | 0.48 | 10.47 | L:3.50 3.25 3.10 2.55 | 3.20 2.95 2.75 2.20 |
50 | 0.41 | 10.85 | L:4.00 3.65 3.45 2.75 | 3.60 3.21 2.98 2.40 |
60 | 0.34 | 11.23 | L:4.50 4.17 3.75 3.02 | 3.90 3.61 3.35 2.60 |
80 | 0.25 | 11.99 | L:5.20 4.88 4.21 3.45 | 4.55 4.30 4.00 3.35 |
100 | 0.21 | 12.75 | L:9.60 7.60 5.86 4.81 | 7.88 6.35 4.95 4.10 |
120 | 0.18 | 13.51 | L:10.60 8.51 6.40 5.25 | 8.50 7.05 5.55 4.50 |
150 | 0.14 | 14.65 | L:12.05 10.00 7.85 6.70 | 9.35 7.95 6.35 5.35 |
2. Technical parameter of PU Roof sandwich panel:
S(mm) | K(w/m2.k) | Panel Weight(Kg/m2)0.5/0.5(mm) | Plated surface loading | P=Kg/m2 |
40 | 0.48 | 10.59 | L:5.08 4.45 3.91 3.21 | 4.60 3.92 3.55 2.85 |
50 | 0.41 | 10.59 | L:5.40 4.65 4.10 3.35 | 4.83 4.10 3.70 3.05 |
60 | 0.34 | 11.39 | L:5.75 4.90 4.35 3.60 | 5.10 4.35 3.95 3.15 |
80 | 0.21 | 12.19 | L:6.30 5.50 4.90 4.05 | 5.65 4.80 4.70 3.50 |
3.1 Polyurethane Embossing Wall Sandwich Panel
Testing Report of Physical Performance of Embossing Panel
Testing Item | Technical Standard | Testing result | Testing Method |
Thermal conductivity(core material) W/(m*K) | ≤0.025 | 0.025 | GB/T 10295-1988 |
Compressive strength, kpa | ≥120 | 295 | GB/T 8813-1988 |
Water absorption,% | ≤5 | 4.8 | GB/T 8810-2005 |
Density of the panel(three layers),kg/m2 | ≥3.6 | 3.78 | GB/T 6343-1995 |
Bending resistance under 0.5KN,mm | ≤18.3 | 13.3 | GB/T 9341-2000 |
Cementation strength, Mpa | ≥0.10 | 0.238 | JC/T 3826-1999 |
Smog resistance(h) | ≥1000 h | Color is not changed and there is no spot of erosion | QB/T 3826-1999 |
Weather resistance(h) | ≥1000 h | There is no damage on the surface and color changes from lever 4-5 | GB/T 16442.2-1999 |
3.2 Inspection data of fire proofing performance:
Inspecting Items | Unit | Technical requirement | Inspecting result | Inspecting method |
Oxygen index | % | ≥26 | 26.1 | GB/T 2046-1993 |
Horizontal burning of PU | s | Average burning time | 77 | GB/T 8332-1987 |
mm | Average burning scope | 37 | GB/T 8332-1987 |
#.Embossing panel is a kind of building material, which have good performances, such as durable, heat preserving, heat insulating, water-proofing, and earthquake resisting.
keba excellent weathering resistance pu sandwich panel