vermiculite expanded ammd company export iran producer
Vermiculite
January 4, 2017

Perlite Production

Our constant effort in improving our quality has driven us to invest in the improvement of our facilities and thus evolving our products to meet the increasing demand of our customers. Our automated vertical line of production includes crushing, drying and expanding of perlite, which gives us the advantage to fully control our quality in unexpanded and expanded perlite. AMMD Company with its deep knowledge on perlite has been developing constantly new products targeting the end usage as well as the business usage.


Size 0-1 | 1-3 | 3-5 | 5-7 | 6-10 Millimeter
Color White
Bulk Density 75 kg/m3(+/- 10%)
Specific Gravity 2.1-2.3
Moisture max. 1%
pH 6.5 – 8.5
Thermal Conductivity 0,035 - 0,040 W/mK
Softening Point 890 - 1100 C

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