BENCHMARKS IN MANUFACTURE OF CEMENT

Table. Benchmarks in manufacture of cement.

Benchmarks
Kilns	Shaft kiln-Rotary Kiln - Wet - Long dry - Short - Semi dry and Dry preheater kilns
Coolers	Rotary Cooler - planetary cooler; Traveling and Reciprocating grate coolers; Static grate, pendulum coolers and cross bar coolers
Preheaters	Calciners in wet kilns, traveling grate preheaters; Suspension preheaters 4 - 6 stages.
Mills	Ball and tube mills - mills with slide shoe bearings; Vertical ring and roller mills; Roller press and ball mill combinations; Horizontal Roller mill
Blending	Slurry blending - slurry mixer; Air merge blending - batch and continuous
Classifiers	Wet classifiers; Dry c1assifiers- grit separators, mechanical air separators; High efficiency separators
Crushers	Jaw, Hammer, Roll and Impact, mobile and semi mobile crushers
Packing machines	Stationary - rotary - rotary electronic
Calciners	In and off line; spouted bed, fluidized bed and many others
Despatches	Mechanized-automated loading of bagged cement; Bulk cement by road and rail and sea
Dust collectors	Cyclones; poly and multiclones; Bag filters- glass bag filters; Gravel Bed filters; Electrostatic PreCipitators

Fig. Benchmarks in manufacture of cement.

source: S P DEOLALKAR: Handbook for DESIGNING CEMENT PLANTS