Technical specifications

Serial Number

Inspection (verification) items

National Standards

Measured value

1200×150×80(mm)

100kg/m³

1200×200×100(mm)

120kg/m³

1

Acidity coefficient

≥ 1.8

≥ 2.0

≥ 2.0

2

Tensile strength perpendicular to the surface (fiber direction) kPa

≥ 100

≥ 100

≥ 150

3

Compressive strength (fiber direction) kPa

≥ 40

≥ 60

≥ 80

4

Thermal conductivity (average temperature 25 ℃)W/(m.k)

≤ 0.046

≤ 0.045

≤ 0.046

5

Hydrophobic rate %

≥ 98.0

≥ 99.0

≥ 99.0

6

Combustion performance (GB8624)

Grade A

A1

A1

7

Short term water uptake (partial immersion) kg/m

≤ 0.5

≤ 0.4

≤ 0.4

8

Moisture absorption rate by mass (50 ℃,RH95%,96H)%

≤ 1.0

≤ 0.5

≤ 0.5

9

Shear modulus

Transverse Kpa

≥ 20

≥ 20

≥ 20

Vertical Mpa

≥ 1

≥ 1

≥ 1

10

Potassium oxide sodium oxide content K₂O&Na₂O %

≤ 5.0

≤ 4.0

≤ 4.0

11

Dimensional stability (70 ℃,48h)

Length%

≤ 1.0

≤ 1.0

≤ 1.0

Width%

≤ 1.0

≤ 1.0

≤ 1.0

Thickness%

≤ 1.0

≤ 1.0

≤ 1.0