Exfoliated vermiculite

Vermiculite Product Range: crude graded vermiculite concentrate, exfoliated vermiculite granular, exfoliated vermiculite powder

Vermiculite's distinct properties offer a number of benefits including high heat and fire resistance, high absorbency, excellent insulating, sound absorption and reinforcement. Vermiculite is also economical and can be modified for specialty applications.

 

Vermiculite is most widely used in its exfoliated form.  The concertina-shaped granules of exfoliated vermiculite are non-combustible as well as being insoluble in water and all organic solvents.  Safe and easy to handle, exfoliated vermiculite is available in the market place in different grades as shown in the table below:

 

 

Particle size	Loose densitykg/m3	Pass percentage%	Thermal conductivity (kcal/m.h.)
4-8mm	80-150		0.045
2-4mm	80-150		0.045
1-2mm	80-150		0.045
20	80-180	95	0.045-0.055
40	80-180	95	0.045-0.055
60	80-180	95	0.045-0.055
100	80-180	95	0.045-0.055
200	150-300	95	0.045-0.055
250	150-300	95	0.045-0.055
325	150-300	95	0.045-0.055
400	150-300	95	0.045-0.055
600mesh	150-400	95	0.045-0.055
800mesh	150-400	95	0.045-0.055
1250mesh	150-400	95	0.045-0.055

 

 

  

Exfoliated vermiculite