Cement sheeting was made of asbestos fibres and cement mix usually in the ratio of 1 9.
Asbestos internal wall sheeting.
Aib s were used in both commercial and domestic properties to create walls.
Asbestos was used in a number of different materials that were used to create walls which makes visual identification difficult.
It was simply nailed to a wooden framed structure making construction quick and cheap and could be painted.
Some of the most common types of acm that were used to create walls include asbestos insulation board aib and cement sheets.
Asbestos is in fibre cement sheets ie wall panels made of cement it is hard.
These will make a sharper tapping noise.
Ldb can contain up to 70 per cent asbestos fibres by volume.
In single family dwellings these sheetrock boards did not usually include asbestos fiber although until 1980 heavier insulated cement boards used as firewalls between units in apartment houses and commercial buildings often did.
It is sometimes referred to as asbestos insulating board.
Asbestos cement sheeting typically contains between five to 20 per cent asbestos.
Flat sheet fibro is the most common asbestos cement sheeting.
Asbestos sheeting to my knowledge is cement with asbestos reinforcement in walls and ceiling is commonly around 6mm thick and thicker in particular applications and in walls and ceiling is quite hard although when used as underlays in floors could be much softer.
Normal plasterboard afaik has never contained asbestos.
Ldb is a lightly compressed board containing asbestos fibres in a calcium silicate plaster.