Expanded Perlite Powder is widely utilized for roofing shakes, ceiling tiles, insulation of refractories, and grouts. It appears as white colored substance with uniform particle size and superior flow characteristics. This powder is highly appreciated for having low thermal conductivity, lightweight nature, and good heat resistance. It is perfect to be used for long time storage of hot water in solar thermal systems and to prevent excessive heat loss of molten material while pouring. Expanded Perlite Powder is non hygroscopic in nature and is completely suitable to be used under vacuum conditions.