Item

Parameter

Instruction

Anti-fire Performance of duct & layer

A grade

Anti-corrosion series is B1 grade

Anti-fire Performance of Core

B1 grade???Oxygen index≥32???

B grade , according to GB8624???2006

Thermal conductivity

0.018 W/mK

25???

Harmful substance(formaldehyde)

0

According to GB18580???2001, none

Harmful substance???benzene???

0

According to GB18583???2001, none

Anti-mold property

0 grade

Comprehensive mould, according to QB/T2591-2003 Standard

Max Presure-bearing

4500Pa

Frictional coefficient

0.0135

Sandwich density

50±2 kg/m3

Allowed error5%???

Sandwich obturator rate

96???

Panel size

3000mm×1200mm

Allowed error5%???special lengh can order

Panel thickness

20mm

Allowed error5%???special specification can order.

Thickness of layer

0.08???0.22mm

Allowed error5%

Bonding strength

≥0.10MPa

Bending strength

≥600kPa

Compressive strength

≥120kPa

Water absorption rate

≤1.0%

Acid&alkali proof

No obvious change in surface

NaOH???40%???5h??????H2SO4???40%???5h???

Scope of heat-resistant

???265?????????190???

???265???, supply by DOC??????190??? run for a long time