TIMBER GRAIN STYLE

  Folding   strength under the natural dampish state (Mpa)

  11±2

  Fold   strength after be dipped in water for 24 hours Mpa

  >8.5

  Drying   shrinkage

  <0.06%

  Tensile   strength on the vertical plane Mpa

  >0.5

  Resistance   to impact(500g hammer weight,12mm thick panel)

  Dropping   from 1100mm meter, and has no penetrating cracks

  Anti-folding   elastic modulus(Mpa)

  >3000

  Density(T/M3)

  1.1-1.4

  Thickness   expansion coefficient(%)after being dipped in water for 24 hours

  <1.5

  Fire   resistance

  B1 level

  Moisture   content(%)

  10±5

  Clutching   nail force

  >600

  Heat   conductivity coefficient(w/m.k)

  0.19(density   1200kg/m3

  Surface   water resistance

  No   change within 96 hours

  Surface   alkali fastness

  No   change within 48 hours

  Surface   washing fastness

  >5000   times

  Surface   aging resistance

  No   change within 1000 hours

  Contamination   resistant

  <15%

  Sound   insulation value

  36dB(single   panel)

  Bend   degree after water absorption

  Bend   less than 3mm after water absorption

  Water   absorption

  25%

  Bond   strength in cyclic test under the damp condition N/mm2

  >0.3

  Thickness   expansion rate after the cyclic test under the damp condition %

  1.5%

  Ultraviolet   irradiation

  >Has   no change, no crusting,no peeling within250hours

  -40°C

  The size   and surface do not change after being frozen

  Distortion   performance under the wind pressure

  Third   level (GB/T15225-94)

  Anti   seismic within the distortion performance in the plan

  First   level (GB/T18250-2000)