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Re: Raw materials

It is normal to get different outputs from the mill with materials from different sources. This will depend on the ha...

Raw materials Question 10

NO x control approaches applicable to the cement industry may be grouped in three categories: process modifications,...

Raw materials Question 9

I am working in a grinding unit having a vertical roller mill for slag grinding (UBE VRM). Initially this mill is for...

Quality control Question 44

I sent you various mails regarding free lime in clinker. Your response was always very positive. Now I am sending you...

Re: Quality control

Thanks for the extra data. The K 2 O contents between the OPC and SRC are very similar, so again that does not seem t...

Quality control Question 45

Our ball mill is closed circuit. Its design capacity is 70tph, but we can run 85tph. However, we run it now 80tph, ie...

Re: Quality control

You are correct the theoretical liquid content of your clinker is very high. The litre weight is also high indicating...

Re: Quality control

Unfortunately these problems are regularly reported on kilns burning petroleum coke. The problem is caused by the sul...

Re: Quality control

To control the residue separately to the Blaine you need to vary the recirculating load of the cement mill. To mainta...

Quality control Question 46

We are having Polysius design ILC six-stage kiln have dimension of 3.8m ID and 64m length. We are firing 100 petcoke ...

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