High Temperature Insulation Wool (HTIW)
High Temperature Insulation Wool is an accumulation of fibres of different lengths and diameters, produced synthetically from mineral raw materials. The group of the HTIWs include amorphous Alkaline Earth Silicate Wool (AES) and Aluminom Silicate Wool (ASW) as well as Polycrystalline Wool (PCW) (VDI 3469; DIN-EN 1094) with a classification temperatures >1000 °C. Besides the differences in the chemical composition, manmade fibres have parallel edges in contrast to natural fibres.
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