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Kiln shell Question 1

We have a plant of short kiln with two stations 52m length and 4.8m dia since some months we are facing problem of re...

Re: Kiln shell

These temperatures are serious and will damage the kiln. You need to change the kiln chemistry to adjust the flux con...

Kiln shell Question 2

We need to know the distribution temperature on preheater kiln - in-line calciner - double string - four-stages cyclo...

Re: Kiln shell

The shell temperature profile varies with the kiln process (precalciner, preheater, long dry, wet etc.), type of refr...

Kiln shell Question 3

At what temperature would a hotspot in a cement kiln become visible to the eye?

Re: Kiln shell

That depends to some extent on the human eye, which is variable. I can personally see them above 450 degrees C.

Kiln shell Question 4

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

Re: Kiln shell

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...

Kiln shell Question 5

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: Kiln shell

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