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magnesium silicate meerschaum complex heat insulator

magnesium silicate meerschaum complex heat preservation material index£º

index 

national standard

test result 

slurry density

¡Ü 1000kg/m 3

750 ¡« 790kg/m 3

 dryness capacity

¡Ü 300kg/m 3

260 ¡« 280kg/m 3

thermal coefficient

¡Ü 0.075w/m ¡¤ k

0.035w/m ¡¤ k

safe service temperature

600 ¡æ

800 ¡æ

hygroscopic degree

normal temperature¡¡and evermoist¡Ü 6%

2.8%

slurry shrinkage factor

¡Ü 45%

40.3%

acid resistance

undissolve and uncracking dipped in 24 hours

undissolve and uncracking and unshed

alkali-resistance

undissolve and uncracking dipped in 24 hours

undissolve and uncracking and unshed

refractory nature 

nonflammable

nonflammable

frost resistance

undissolve and uncracking  freezed under - 25 ¡æ in 24 hours

undissolve and uncracking and unshed

compressive strength

 as standard GB77-77

3.75kg/cm 2

usage 

 widely used in hot body heat preservation ¡¢cold body heat insulation replaces traditional heat insulator,and also used in decoration of building ¡¢fireproofing¡¢heat insulation¡¢sound insulation etc.coating.
 

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