Batch-Off Units

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The Batch-off unit with wig-wag stackers consists of the following main components.

Take-off conveyor section which includes the driven take-off conveyor belt.
Dip tank for cooling and for applying the anti-tack medium, complete with drive unit.
Cooling festoon rack, provided with a chain conveyor with fixed suspension bars with a number of cooling ventilators, drive and a platform.
Wig-wag stacking units for discharging the rubber as an endless strip, complete with the drive unit.
The complete electrical and pneumatic equipment with switch board, operating mechanism and connection boxes, safety devices, etc.
This being a custom built equipment, the customer has to provide details of his requirement. A typical specification of the batch off unit is given below and the customer can provide the details of his requirement.

Number of sections in cooling rack	1.5 m x 14
Maximum width of the machine	2700 mm
Maximum height of the machine	10600 mm
Number of cooling fans	19
Distance between carrier bars	6"
Temperature of stock at entrance	150 deg.C
Slab width	600 - 900 mm
Slab thickness max./min	12 mm/8 mm
Maximum loop length in cooling rack	1500 mm
Capacity in kg/hour (sg = 1.2)	8000
Capacity dip tank	1275 ltr
Discharge speed from mill	7-42 m/min
Air output of cooling ventilators	8500 m3/hr
Capacity circulation pump of dip tank	200 ltr/min.
Operating pressure of equipment	6 bar
Power of dip tank motor	5.5 kW
Power of circulation pump	0.68 kW
Power of cooling rack motor	4kW;2160rpm DC
Power of fan motors	0.75 kW
Power of Wig-wag motor Bottom	2.25 kW
Top	4 kW
Discharge speed wig-wag unit	7 - 42 m/min

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