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Hydraulic Stamp Charging. Our Hydraulic Stamp Charging facilitates stamp charging, which is the only method of utilizing inferior quality Coal (poorly caking) up to 10-15% with prime coking coal and resulting reduction of input cost at the same time achieving higher throughput and better coke quality. In Stamp Charging system, a coal cake of about 3% lesser to the size of the oven is formed outside the oven with the help of hydraulic system and the cake is inserted into the oven from the pusher side by charging plate mounted in a charging car. By compression the Bulk Density of coal cake can be raised to 33%, the normal bulk density of crushed coal 0.70-0.76.
Dhanbad, Jharkhand, India 
