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Re: Raw materials

In Lea you can find reference to co-production of sulphuric acid and cement. Gypsum, clay, coke, iron oxide and sand ...

Raw materials Question 41

We have got two sulphate resistant cement types (CEM I and a CEM II using fly ash), and our clinker has got: C 3 S: 5...

Re: Raw materials

1. The percent fly ash addition depends on the cement standards in your country and also on the expectations of your ...

Raw materials Question 42

We have a problem in determining which residue is correct, either the raw meal or the kiln feed. In fact we do get ab...

Re: Raw materials

The kiln feed normally contains the dust from the precipitator in addition to the raw meal and therefore the two samp...

Raw materials Question 43

The conversion factor raw meal to clinker, obviously depends on the raw meal's LOI. Which temperature do you recommen...

Re: Raw materials

It is normal to measure the LOI at 1000 degrees C. However the higher the better up to the sintering temperature of 1...

Raw materials Question 44

While our plant was designed in 1998, the necessity of preblending stacker and reclaimer system was not incorporated ...

Re: Raw materials

I do not believe a stacker/reclaimer should be necessary in your situation. With a good software system proportioning...

Raw materials Question 45

We've been faced with a problem that the collecting efficiency of the electrostatic precipitators lowers remarkably s...