Advantage and disadvantage for cement mortar lining

As we know,cement mortar lining is one of the standard linings for steel water pipes.Some clients ask for the cement mortar lining as anti-corrosion coating.What is the advantages and disadvantages for cement mortar lining?

END CAPS WITH CEMENT LINING

Advantages for cement mortar lining:

Cement Mortar – Cement mortar linings provide long-term protection at a low cost.Another major benefit with cement mortar is the ease of application. The mixing and application of mortar is straight forward, leading to low risks in application.Cement mortar linings provide active protection of the steel pipe by creating a stable hydroxide film at the steel-mortar interface.

Disadvantage for cement mortar lining:

Soft, aggressive waters, as well as prolonged contact with heavily chlorinated water, may be detrimental to cement-mortar linings. Cement-mortar linings perform best when flow velocity is 20 feet per second or less. In situations where the conveyed water is aggressive and the flow rate is low (resulting in a long residence time), a high pH can develop with cement mortar lined pipe. Cement-mortar linings add considerable weight and reduce the available flow volume of a transmission pipe.

Haihao Group has been specialized in pipeline coating and lining for many years.If you are interested in cement mortar lining,contact me.If you are require other coating and lining as substitute,we would give you more professional advice.Email:sales@haihaogroup.com