It is mainly important as a roofing material.
Corrugated aesbestos cement sheet.
After prolonged use and weathering they deteriorate and can release asbestos fibres in small quantities.
Further the cement sheet contains asbestos fibres and cement.
As nick has stated the cawr asbestos licencing regs define asbestos cement as having a density in excess of of 1000kg m3.
Therefore under normal circumstances cacs will not release any asbestos fibres cause air pollution or affect public health.
Corrugated asbestos cement sheets may cause air pollution or have an effect on the public health however inappropriate management or elimination of corrugated asbestos cement sheets may give rise to release of extremely fine asbestos fibres which will endure flying for a very long time.
Posted by steve99jones stuart i think that you will find nick is making reference to the unit weight of the material itself not the weight of a stack of corrugated sheets which fill a void 1m x 1m x 1m.
Corrugated asbestos sheets were used in the roofing and siding of all types of buildings especially in factories and farms.
Adding asbestos to the cement made the corrugated roofing sheets more heat resistant weatherproof and durable.
Asbestos cement is usually formed into flat or corrugated sheets or piping but can be molded into any shape wet cement can fit.
Corrugated asbestos sheets fibrous cement created an easy and affordable alternative to corrugated metal panels which offer little insulation and inevitably rust over time.
Corrugated asbestos cement sheets were applied in the same way that corrugated iron was applied either nailed to wooden strips bolted to the purlins or clipped directly to the purlins by clips of hoop iron or wire.
This asbestos finder contains general information and your building might contain asbestos not described here.
The cement sheet is a building material made from asbestos fibres.
The asbestos fibres in cacs bind tightly to the base material matrix of the cement.
Since the cement sheets were fireproof manufacturers initially considered them safer as compared to wood.
Corrugated asbestos cement sheets cacs is one of the most common low risk asbestos containing materials acms.
In the production of cement sheet thin rigid cement is reinforced using asbestos to form cement sheets.
In europe many forms were historically used for cement sheets while the us leaned more conservative in material shapes due to labor and production costs.
Asbestos cement paste obtained by mixing 15 asbestos fibres with cement and mixed with water is pressed under grooved or toothed rollers so as to give a series of waves or corrugations.
