ITEM

TESTING METHOD

TECHNIQUE REQUIREMENT

Formaldehyde Amount

GB50325-2001

NA

Density

GB/T5480-2008

24-120kg/m3

Average Fiber Dia.

GB/T5480-2008

5-8um

Hydrophobicity

GB/T10299-1998

≥98%

Thermal Shock Resistance Temp

GB/T11835-2007

≥400°C

Slag Content %

GB/T5480-2008

≤0.3%

Combustion Capacity

GB8624-2006

class A

Incombustible material

Corrosion Resistance

GB/T11835-2007 or GB/T17393-2008

No Corrosion

Mass Water Absorption

               GB/T5480-2008

                 ≤5%