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Refractory material-Vermiculite
Vermiculite
Technical Data
Item
ARV-40
SiO
2
%
37-42
MgO %
11-23
Impurities % ≤
3
Mohs hardness
1-1.5
Bulk density(g/cm
3
)
200-280
After the expansion of bulk density
130-300
Melting Point( ℃)
1320-1370
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