sip panels interior exterior cladding prefab cheap and used cold room cleaning wall panel

Test item

Performance index

Thermal insulation decorative board for exterior wall

Weathering ability

appearance

No chalking ,no peeling ,no hollowing ,no seepage

Tensile bonding strength Mpa.

≥0.10.the damaged located in the insulating layer.

(≥0.20 for XPS board)

Wind load resistance /kpa.

No less than the design value in the project

Impact strength / J

10.0

Water absorption .g/m2

Not than 500.(under water for 24h)

Freeze-thaw resistance

appearance

No seepage crack ,chalking ,hollowing and peeling after 30 loops.

Tensil strength . Mpa.

0.10,the damaged located in the insulating layer(≥0.20 for XPS board.)

Thermal resistance

Conforms to design requirements

Water tightness

No seepage in the panel protective layer

Vapor permeability .g/m2.h

≥0.85.(no requirements for ventilation structure)

EPS insulation plate

Apparent density.kg/m3

≥20

Thermal coefficient

≤0.039

Tensile strength .Mpa.

≥0.10

Water absorption(v/v) %

≤3.0

combustibility

No less than class B