admin

Posts

Burning Question 87

What is the optimal forced air flow on the kiln shell? How does this impact on the refractory life? What is the inter...

Re: Burning

I would say the optimum forced air flow on the kiln shell is zero. The higher the air flow then the higher is the los...

Burning Question 88

We have a hot spot at 22m on our kiln, would it be possible to use a jet of water to cool the shell in this area?

Re: Burning

People sometimes do that. However, it causes a significant blemish on the shell and when the water is switched on a s...

Burning Question 89

I want to make a complete evaluation of the cement lines in my plant by doing a mass and heat balance, how do recomme...

Re: Burning

Your idea is a good one to understand the process and construct the mass and heat balances. First you need to measure...

Burning Question 90

We are running for the last one year with a rapid build up at mix chamber, kiln housing and stage 4 riser and counter...

Re: Burning

Possibly the feed flap from stage 3 being stuck open is causing short-circuiting of gases from the calciner and the d...

Burning Question 91

I am a Chemical Engineer working in a company in the cement area in South America and the question is: What sort of f...

Re: Burning

In my experience acid grade fluorspar spar is used as a mineraliser, however there is no reason why other grades shou...