Decumulative
Coarse Aggregate Bin - 1
A decumulative plant requires
a weighing bin/hopper for each raw material. The coarse aggregate
bin can be designed to hold a suitable amount of material to satisfy your
production requirements. Standard bins include a NTEP approved weighing
system, inching type discharge gate, and pneumatic vibrator. Multiple
design configurations can accommodate any number of aggregate materials.
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Decumulative
Fine Aggregate Bin - 2
The fine aggregate bin can
be configured the same as the other aggregate bin(s) or there can be
variations in size. Bin size is important because loading can't
occur during the batching cycle. Automated systems can be supplied
that add material during non-batching intervals. A primary benefit
of a decumulative plant is that each material can be batched at the
same time, increasing speed and facilitating the staging of materials
into the truck. A decumulative batch plant's low profile and small
footprint characteristics make it ideal for small sites and can be easily
enclosed.
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Batch
Transfer Conveyor -
3
The batch transfer conveyor
transfers all the raw materials to the mixer truck. The transfer
conveyor can be covered, supplied with a cleated belt, and is sized
to meet your production requirements. An abrasion resistant urethane
lined truck charging hopper provides a controlled discharge into the
mixer truck.
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Decumulative
Cement Silo - 4
Cement storage and discharge
on a decumulative batch plant can be achieved with a weighed bin or
supplied with a traditional weigh batcher. Cement can be discharged
onto the belt, transferred with screw conveyors to the truck charging
area, or discharged via gravity with an overhead silo. A weighed
silo allows for constant display of inventory and speeds up the batching
cycle. The plant can be designed with multiple silo arrangements.
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Water,
Air, & Electrical Systems
The water system can be
designed with a water meter, water weigh batcher, and water storage
tank. Pneumatic power for the plant solenoid valves and actuators
is supplied with a properly sized air compressor. The electrical
system contains a pre-wired motor control panel, disconnect, and transformer
for all primary and control wiring; requiring a single power source
connection. Self-contained power units can be provided with a
plant mounted diesel generator. Electrical, water, and air systems
are pre-wired and pre-plumbed on single-piece plants. Modular
plant designs are pre-wired and pre-plumbed by section and can be supplied
with pin and sleeve electrical connections. Electrical items can
be supplied to accommodate international voltage requirements.
Contact
Us for more information on decumulative concrete batch plants.
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Plant
Control
The operation of the plant
devices can be achieved with a manual push button panel, digital pre-sets,
or an automated computer control system. A
basic manual push button panel requires the operator to manually control
each function of the batching process. Digital pre-sets require
less manual operation and can automatically stop and start each scale.
A fully automated computer control system can complete an entire
batching cycle with the push of a single button. Fully automated
plants can be independently operated of the computer system via a backup
manual panel. |
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©
Copyright 2012 National Concrete Corporation |
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