Kiln Material Residence Time Calculator






Kiln Material Residence Time Calculator — cementequipment.org


Kiln Material Residence Time Calculator

Calculate material retention time, filling degree, and velocity using Sullivan & Peray formulas

Kiln Geometry & Operating Data

Internal diameter after refractory lining
Total kiln length
Typical: 2-5 rpm for large kilns
Kiln feed material rate

Kiln Slope

Typical: 3-5% for cement kilns

Material Properties

Typical: 35-40° for raw meal/clinker
Raw meal: 0.9-1.4; clinker: 1.3-1.5
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