BS EN ISO 9229:2020 pdf – Thermal insulation – Vocabulary

BS EN ISO 9229:2020 pdf – Thermal insulation – Vocabulary.
1 Scope This document provides a vocabulary of terms used in the field of thermal insulation that covers materials, products, components and applications. Some of the terms can have a different meaning when used in other industries or applications. 2 Normative references There are no normative references in this document. 3? Terms? and? definitions For the purposes of this document, the following terms and definitions apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: — ISO Online browsing platform: available at https:// www .iso .org/ obp — IEC Electropedia: available at http:// www .electropedia .org/ 3.1 Thermal insulation materials 3.1.1 thermal insulation material substance that is intended to reduce heat transfer and that derives its insulation properties from its chemical nature, its physical structure or both 3.1.2 cellular plastic thermal insulation material (3.1.1) made from plastic, in which the density is reduced by the presence of numerous small cavities (cells), which may be interconnecting or not, dispersed throughout the material 3.1.2.1 expanded polystyrene EPS rigid cellular plastic (3.1.2) thermal insulation material (3.1.1) manufactured by moulding beads of expandable polystyrene or one of its co-polymers and that has a substantially closed-cell structure, filled with air 3.1.2.2 extruded polystyrene foam XPS rigid cellular plastic (3.1.2) thermal insulation material (3.1.1) made from polystyrene or one of its co- polymers, which has a closed-cell structure and is produced through an extrusion process 3.1.2.3 flexible? elastomeric? foam FEF pliable thermal insulation product (3.2.1) made of natural or synthetic rubber, or a mixture of the two, and containing other polymers and other chemicals that may be modified by organic or inorganic additives
3.1.2.4 phenolic foam PF rigid cellular plastic (3.1.2) thermal insulation material (3.1.1), the polymer structure of which is made primarily from the poly-condensation of phenol, its homologues and/or derivatives with aldehydes or ketones 3.1.2.5 polyethylene foam PEF semi-rigid or flexible cellular plastic (3.1.2) thermal insulation material (3.1.1) based on polymers derived mainly from ethylene and/or propylene 3.1.2.6 polyurethane foam PUR rigid or semi-rigid cellular plastic (3.1.2) thermal insulation material (3.1.1) with a substantially closed- cell structure based on polyurethanes 3.1.2.7 urea formaldehyde foam UF cellular plastic (3.1.2) thermal insulation material (3.1.1) with a substantially open-cell structure, based on an amino resin made by the polycondensation of urea with formaldehyde 3.1.2.8 expanded polyvinyl chloride rigid or semi-rigid cellular plastic (3.1.2) thermal insulation material (3.1.1) based on vinyl chloride polymers expanded to form a cellular structure consisting substantially of closed cells 3.1.2.9 polyisocyanurate foam PIR rigid cellular plastic (3.1.2) thermal insulation material (3.1.1) with a substantially closed-cell structure based on polymers mainly of the isocyanurate type 3.1.3 cellular glass CG rigid thermal insulation material (3.1.1) made from expanded glass with a closed-cell structure 3.1.4 calcium silicate CS thermal insulation material (3.1.1) comprised of calcium oxide and silicon dioxide, normally reinforced by incorporating fibres 3.1.5 aluminosilicate wool ASW amorphous high temperature insulating wool (HTIW) predominantly produced by melting a combination of Al 2 O 3 and SiO 2 , and may contain ZrO 2 and Cr 2 O 3 3.1.6 magnesia thermal insulation material (3.1.1), composed principally of basic magnesium carbonate that incorporates fibre as a reinforcing agent
3.1.7 expanded clay lightweight granular thermal insulation material (3.1.1), having a cellular structure formed by expanding clay minerals by heat 3.1.8 expanded perlite perlite lightweight granular thermal insulation material (3.1.1), manufactured from naturally occurring volcanic rock, expanded by heat to form a cellular structure 3.1.9 exfoliated vermiculite vermiculite thermal insulation material (3.1.1) that results from expanding or exfoliating a natural micaceous mineral by heating 3.1.10 diatomaceous insulation thermal insulation material (3.1.1) composed mainly of the skeletons of diatoms (cellular siliceous particles of microscopic size) Note 1 to entry: It is available in the form of a powder, bonded or granular material. See diatomaceous brick (3.2.10). 3.1.11 expanded rubber cellular rubber thermal insulation material (3.1.1) having closed cells, made from a solid rubber compound 3.1.12 cellulose insulation CI fibrous thermal insulation material (3.1.1) derived from paper, paperboard stock or wood 3.1.13 cork protective layer of the cork oak tree (Quercus Suber L), which can be periodically removed from its trunk and branches to provide the raw material for cork products 3.1.14 fibrous? insulation thermal insulation material (3.1.1) composed of naturally occurring or manufactured fibres 3.1.15 wood wool WW thermal insulation material (3.1.1) composed of long shavings of wood 3.1.16 hemp wool HW thermal insulation material (3.1.1) composed of hemp fibres 3.1.17 sheep wool thermal insulation material (3.1.1) composed of sheep wool fibres