Metal carving board

PU Sandwich panels are prefabricated products designed to use as building envelops in industrial and office buildings, clean and cold rooms and also private houses (renovation and new). Their characte...

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Features

PU Sandwich panels are prefabricated products designed to use as building envelops in industrial and office buildings, clean and cold rooms and also private houses (renovation and new). Their characteristics permit to have products with high quality and high flexibility regarding design. PU sandwich panel do have a high energy efficiency and sustainability.

PU sandwich panel specification

Thickness : 16mm

Width : 380mm

Length : 3800mm (or as you request)

 

Pu sandwich panel textures

Royal Brick,Crude Brick Small Stone ,Stone ,Mosaic .Etc

Pu Sandwich panels λ values  is 0.024 W/mK , Fireproof grade is B .

Metal board of Pu sandwich panel is 0.27mm-0.3mm

The insulated cores of pu sandwich panel consists of rigid polyurethane foam (PUR/PIR)


Parameter

Items

Data

Testing result

Testing method

Thermal conductivity (core material/W(m*k)

≤0.040

0.024

GB/T 10297-1998

Impressive strength,kpa

≥30

52.7

JG149-2003

Water absorption,%

≤424

415%

JG149-2003

density of the panel(three layers),kg/sqm

≥1.7*100

1.821*100

GB/T 6343-1995

Bending resistance under 0.5KN,mm

≤18.3

13.3

GB/T 9341-2000

Cementation strength,Mpa

>0.1

0.18

JG149-2003

Smog resistance(h)

/

no spot of erosion,no color change

GB 5938-1986

Weather resistance(h)

/

no damage on surface,colorchanges on level 4-5

GB/T 17657-1999

Oxygen index, %

>26

26.1

GB/T 2046-1993

Horizontal burning of PU

Average burning time≤90s

77

GB/T 8332-1987

everage burning area ≤50mm

37

GB/T 8332-1987

Wind resistance data,Kpa

/

8

JG149-2003


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