What Is Vermiculite Insulation Made Of, Vermiculite And Asbestos Don T Take Any Chances With Your Health

What made the libby vermiculite so dangerous was its proximity to asbestos deposits.

New jersey mesothelioma doctor. Among the most serious consequences of asbestos exposure is the development of a relatively rare form of cancer called mesothelioma. The vermiculite from libby is part of the longest man made environmental disaster in american history. The vermiculite we use in the garden undergoes a heat treatment process that expands the material into pellets made of layers of thin plates.

So if you have vermiculite insulation look into this. Exfoliation occurs when the mineral is heated sufficiently and commercial furnaces can routinely produce this effect. Vermiculite is a hydrous phyllosilicate mineral which undergoes significant expansion when heated.

The resulting flakes are absorptive and spongy with a golden brown to dark brown color. Vermiculite insulation may contain asbestos which has been linked to a rare cancer called mesothelioma. Vermiculite and perlite consist of very small lightweight pellets which are made by heating rock pellets until they pop.

Expanded vermiculite also has a very large chemically active surface area which makes it useful as an absorbent in some chemical processes. The insulation which was known by the brand name zonolite is most often found in residential attics. Panded vermiculite make it useful in lawn and garden agricultural and horticultural products.

Many products are made from this material including attic insulation. Vermiculite insulation consists of a natural occurring mineral that expands into a worm like or accordion shaped pieces when it is heated. The zonolite attic insulation trust was established in 2014 to help homeowners with the cost of removing zonolite attic insulation from their homes.

Vermiculite is heated to a high temperature of 1600. This creates a type of loose fill insulation made of pellets that can be poured into place or mixed with cement to create a lightweight less heat conductive concrete. Where does the asbestos come from and why is it a health concern.

In its expanded form vermiculite has a very low density and thermal conductivity which makes it attractive for use as a soil amendment lightweight construction aggregate and thermal insulation filler. It is a light weight mater that is fire resistant absorbent and odorless. Some varieties are yellow gold or copper.

Large commercial vermiculite mines currently exist in the united states of america. Vermiculite forms by the weathering or hydrothermal alteration of biotite or phlogopite. The trust reimburses homeowners for 55 percent of their removal and reinsulation costs with a maximum payout per owner of 4125.

Vermiculite is made of compressed silicate material derived from mined rocks that looks like dry flakes. Vermiculite doesnt deteriorate or rot its mold resistant odorless sterile and non toxic. It was mined there for more than 50 years ending in 1990.