mineral wool


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

mineral wool

[′min·rəl ¦wu̇l]
(materials)
A fibrous substance, technically a glass, made from molten slag, rock, glass, or a selected combination of these ingredients; produced by blowing, drawing, or other means of fabricating into fine fibers; used for insulation, fireproofing, and as a filter medium. Also known as mineral cotton; rock wool; silicate cotton; slag wool.

mineral wool

A wool-like material of fine inorganic fibers such as asbestos or those made from molten rock, slag, or glass; used as loose fill or formed into blanket, batt, block, board, or slab shapes for thermal and acoustical insulation; also used as reinforcement for other materials such as insulating cements and gypsum wallboard.
References in periodicals archive ?
The key to Figure 7 is that there must be an interior perimeter drain and a granular capillary break along the vertical portion--as well as the horizontal portion--of the stone wool and mineral wool layer.
The fibrous thermal insulating materials can be regarded as a mechanical system with chaotically distributed filaments within its volume during formation of the carpet of mineral wool raw materials (with horizontally or vertically oriented, corrugated or mixed structure), non-fibrous insertions and organic or other binder, which interlink separate filaments.
We intend, over time, to seek Eurofins certification for our complete mineral wool product range," said Tony Robson, CEO of Knauf Insulation.
The thermal insulation products made of mineral wool depending on the orientation of fibres could be divided into the chaotic (the case when fibres are distributed randomly and in different directions irregularly) and the directional (the case when fibres are distributed in a certain order) [1, 2] in terms of the structure.
2% NGE intensity was acceptable, since the assessment of the three factors (competition factor, capital-labour factor and the regional impact indicator) under the Multisectoral Framework rules has "shown that the European mineral wool market cannot be deemed to be in decline and that the new investment is expected to lead to a medium degree of indirect job creation, in addition to the direct jobs to be created".
Since the mid-1940s the mineral wool industry in the U.
The report presents current information on the market of mineral wool in Russia and its state as of August 2010.
Approximately 780 m 2 thermal insulation composite system with 300 mm insulation made of mineral wool lamella panels 040, finishing plaster in subareas with increased impact resistance approx.
com)-- Since their first commercial production in 1871 (Georgmarienhutte, Germany), mineral wool found its way in many applications like thermal insulation and soundproofing.
Knauf Insulation specialises in glass mineral wool, rock mineral wool and foam insulation for buildings.
The recommended depth for mineral-wool insulation is 270mm, but that can change from material to material, so check the packaging or with the manufacturer if you're not using mineral wool.