Technical parameters of rock wool

- Mar 13, 2018-

Technical parameters of rock wool


Inspection project

Standard requirements

Determination value

Appearance

Smooth surface, no wounds, stains, breakage


表面平整,未见伤痕、污迹、破损

Smooth surface, no scar, stain, breakage

Size

Length mm

1200+15 -3

1203

Width mm

600

600

Thickness mm

50+5 -3

51

Density kg/m3

------

180

Slag ball content %

(particle size is greater than  0.25 mm)

≤10

3.8

combustion performance

A级

A级

Average diameter of fiber μm

≤7.0

4.3

Thermal conductivity W/(m ·K) (average temperature25℃)

≤0.040

0.039

Hydrophobicity %

≥98.0

99.9

Tensile strength Kpa

≥7.5

15.2

Compression strength Kpa

(10%deformation)

≥40

77.6

Acidity coefficient

≥1.8(optimal acidity true)

2.0