Vermiculite refractory insulation board 1200 °C fire resistant

Vermiculite fire board

Dimension:230*114*65 mm

Density: 1200 kgs/m3,

Applying: Wall mounted condensing gas boiler heat o:p>

Service life: more than 3 years

Fire resistant temperature: 1200 C

Compressive Strength: 9 Mpa

Rupture strength: 3 Mpa

LOS:Â <1 %

heat shrinkage: <1% @ 1000 C 12 H testing

 And it solved the problems of pulverization, cracking, delamination, high heat shrinkage ratio etc., of the traditional refractory insulation material like aluminum silicate fiberboard.

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