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Ted Krapkat

Registered User Gladstone, Queensland, Australia. Plant Chemist, Cement Australia.

re Lime stone crusher gap

Hello GKS, We are also using exactly the same method as described by Nael. There is a patent for an online g...

re FeO problem

I really like your sense of humour, Michael !  :)

re FeO problem

Hello Michael, Actually, the formation of the ferrites (CF, C2F and C4AF) consumes free CaO.  If they were prev...

re FeO problem

Hello Raj, Yes, as you say, white cement production is different and white cement kilns are often operated unde...

re FeO problem

Dobre Den, Michael! Yes, under high-temperature reducing conditions, Fe+2 can substitute for Ca+2 in the C3S cr...

re Carbon floating problem with fly ash based cement

Hello Tushar, There are several ways to remove carbon from flyash so that it is suitable for use in cement or c...

re cement color

Hello Asif, Yes, salt water spray can accelerate efflorescence due to its high salinity, which causes the water...

re cement color

Hello Asif, This sounds like efflorescence. (see the attached document) Efflorescence can be caused by the l...

re Re: Detached Plume from Kiln Stack

Hello Asif, Your yellow plume could be caused by excess NOx, in the form of NO2, which is a yellow-orange gas. ...

re High SO3 in limestone used as additive

Hello Haliff, Yes, as Raj has pointed out, we would at least need to know your clinker K2O, Na2O and SO3 conten...

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