Latest Perlite Stories
All-encompassing analysis and forecast of the perlite and vermiculite market at various geographical scales can be found in the new topical research study “Perlite and Vermiculite: 2014 Market
In the greenhouse business, organic and inorganic growing substrates are chosen for the physical and chemical properties necessary to support specific crops and growing conditions.
GRAND JUNCTION, Colo., March 9, 2011 /PRNewswire/ -- Industrial Insulation Group, LLC announced today that it has, subject to court approval, reached an agreement to acquire certain production equipment - including mineral wool pipe insulation machines - from Alvarez & Marsal, the Court appointed receiver, of Fibrex Insulations Inc.
Greenhouse plant growers can substitute rice hulls for perlite in their media without the need for an increase in growth regulators, according to a Purdue University study.
BRUNSWICK, Ga., March 31 /PRNewswire/ -- Industrial Insulation Group, LLC (IIG), a leading manufacturer of insulation products for industrial and commercial markets worldwide, announces today that Robert M. Rayner has agreed to join the board of directors. Mr.
Eben Bayer grew up on a farm in Vermont learning the intricacies of mushroom harvesting with his father. Now the Rensselaer Polytechnic Institute graduate is using that experience to create an organic insulation made from mushrooms.
Perlite is an amorphous glass mineral of volcanic origin. Typical analysis: 70-75% SiO2, 12-15% Al2O3, Na2O 3-4%, K2O 3-5%, Fe2O3 0,5-2%, MgO 0,2-0,7%, CaO 0,5-1,5% Loss On Ignition 3-5% Properties: When it reaches temperatures of 850"“900 Â°C, perlite softens (since it is a glass) and water trapped in the structure escapes and this causes the expansion of the material to 7"“15 times its original volume. The expanded material is a brilliant white, due to the reflectivity of the...
Vermiculite is a natural mineral which expands with the application of heat. It is formed by hydration of certain basaltic minerals, and is often found in association with asbestos. Mining operations in Libby, Montana were closed in 1990 in response to asbestos contamination. Expanded vermiculite is used as a soil conditioner, as loose-fill insulating and packing material, as an insulating filler for plaster and concrete compounds, and as a carrier for dry handling and slow release of...