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Raw materials Question 4

What should be the standard sieve sizes for limestone feeding to Vertical roller mill. We were earlier using Limeston...

Re: Raw materials

Yes, reducing the size of the feed to the raw mill should result in an increase in output. Bond's equations use the s...

Raw materials Question 5

We regulate our raw material pile at 105-110 lsf. However the lsf of the raw mill's sample becomes 85-90. How can we ...

Re: Raw materials

There might be a problem in the sampling station. More likely you have a problem of segregation of the material. This...

Raw materials Question 6

We are about to lose our traditional sand supplies for our raw mix. Now we are using 78-80 per cent limestone, 15-17 ...

Re: Raw materials

1. As regards the enquiry, I have no experience of anyone firing iron ore through the burner. I presume they plan to ...

Raw materials Question 7

What kind of changes are required in raw mix to increase the granulation with 50 per cent pet coke total CV 4.3 per c...

Re: Raw materials

The granulation problems with pet coke firing arise because of the low viscosity of the flux caused by the sulphur in...

Raw materials Question 8

If air cooled slag is used as a raw material for kiln , replacing uncalcined calcium carbonate, will the calcium sili...

Re: Raw materials

The process of adding air-cooled slag to the kiln inlet has been patented by TXI under the name Cemstar. The minerals...