所有(10)
致电询价
常规
年限
2022
制造商
PARKER
型号
SBM2000
状况
二手
描述
Fully Refurbished in 2022 with 2000 ton throughput since refurbishment . Full Turn Key operation, with weighbridge.
2 x 48 000 l bitumen tanks.
1 x 600 Kva generator.
USED SUPER BLACKMOBILE M2000
TECHNICAL SPECIFICATION
160 TPH MOBILE ASPHALT PLANT
PLANT CAPACITY
160 TPH based on a temperature of 150 degrees C from mixer. Average moisture content of 3%, including 3% filler and 6% bitumen in the mix. Mixer capacity of 2000 Kg per batch and a 45 second weigh/mix cycle.
Assuming the following conditions : -
1) 100% Plant utilisation
2) Ambient temperature 150C
3) Altitude up to 150 metres above sea level
4) Average moisture content is for surface moisture only
5) Free-flowing filler, density 1120 Kg/ m3
6) Single sized aggregate (max. lump 40mm), density 1600 Kg/ m3
7) Mix recipe with no excessive proportion of one size
8) Feed to contain a maximum of 35% 0 - 3mm fines
9) Fuel oil calorific value of 45.2 MJ/Kg
10) Gas calorific value of 34.9 MJ/m3
11) Capacities include filler and bitumen
12) Aggregate is non-porous and not excessively flaky
1 STATIC FIVE (5) BIN COLD FEED UNIT
1.1 HOPPERS
Hoppers - One five (5) compartment
Capacity - 7.5 m3 heaped (each hopper)
Loading width - 2.75 m
Loading height - 3.9 m
Material - 6mm steel plate
Vibrators - New two (2) fitted to sand and dust hoppers
1.2 BELT FEEDERS
Feeders - Five (5) variable speed
Size - 500mm wide x 1500mm centres
Type - Sidewall belts
Feeder body - Flanged for bolting to feed hopper
Radial door - For manual calibration
Head drum - Shaft mounted running in plummer block bearings
Tail drum - Shaft mounted running in slide bearings for belt adjustment
Belt - 500mm wide 3 ply with vulcanised joint
Idlers - Flat, bolted to steel section support frame
Drive - 2.2 kw gear motor unit direct on head shaft
Turndown ratio - 20:1
Feeder control - From remote operator’s console. Variable speed is via static inverter speed controller to vary feeder output
Starvation switches - New fitted to each feeder. In the event of no-flow, an alarm is generated in the cabin.
1.3 COLLECTING CONVEYOR
Collecting conveyor - Horizontal, mounted under feeders with “S” bend drive and inclined section to dryer inlet
Belt - 600mm wide 3 ply with vulcanised joint
Idlers - Troughed bolted to steel section support frame
Drive - 4 kw gear motor unit direct on head shaft
Belt tensioning - Tension bolts fitted to tail drum slide bearings
Belt scraper - Torsion arm type fitted under head drum
Emergency grab wire- Fitted full length on one side
1.4 CHASSIS AND RUNNING GEAR
Chassis - Rolled steel section construction, suitably braced including supports for cold feed hoppers
Support legs - Mounted on six (6) heavy duty suitably braced support legs with steel base plates to distribute load evenly across customers foundations
2 NEW DRYER FEED CONVEYOR
Feed conveyor - From collecting conveyor to dryer
Size - 500mm wide x 9 m centres
Belt - 500mm wide 3 ply with vulcanised joint
Feed hopper - Constructed from mild steel plate with rubber sealing strips
Rollers - Heavy duty trough and return rollers
Idlers - Troughed bolted to steel section support frame
Drive - 5.5 kw gear motor unit direct on tail shaft
Belt tensioning - Tension bolts fitted to tail drum slide bearings
Belt scraper - Torsion arm type fitted under head drum
Emergency grab wire- Fitted full length on both sides
Weather covers - Weather shielding forming roof and both sides belt protection, manufactured from galvanised sheeting to facilitate removal of side protection by one operative for maintenance purposes
Guarding - Mesh panel guards fitted to drive
3 STATIC DRYER/BURNER AND PRIMARY DUST
3.1 DRYER
Diameter - 2.2 m
Length - 6.94 m
Thickness - 12mm welded steel plate
Lifters - Replaceable folded steel plate
Roller paths - Machined on all faces on heat expansion Z brackets
Support rollers - Steel, running on shafts mounted in plummer block bearings supported on dryer chassis
Thrust rollers - Steel, running on shafts mounted in plummer block bearings supported on dryer chassis
Feed end box - Fabricated in 6mm steel plate with flanged connection for dust collection
Discharge end box - Fabricated in 8mm steel plate with wear ladder chute to elevator and housing discharge
paddle ring
Insulation - New 50mm thick mineral wool with galvanised steel cladding
Drive - 45 kw via assisted start and gear motor unit to chain drive
3.2 NEW DRYER PYROMETER
Temperature sensor - Pyrometer mounted in dryer discharge chute to record aggregate discharge temperature with indicating temperature on VDU and computer batch print out.
3.3 BURNER
Type - TJ03 gas oil fired with flame failure detection and radial blade control. Suitable for light and pre-heated heavy oil
Fuel capacity - 1680 Litres max per hour
Turn down ratio - 4:1
Control - Remote control from operators console
Ignition - Pilot gas ignition electrodes (N.B. customer to supply standard propane gas cylinder)
Fuel piping - Between fuel pump and burner, including pressure relief valve and filter
Fuel pump motor - 7.5 kw
Blower motor - 22 kw
Burner E stop - Emergency stop located adjacent to burner
3.4 PRIMARY DUST
Primary dust - Multi cyclone box at feed end of dryer with twenty one (21) cast manganese steel cyclones
Cross screw - 4 kw cross screw in base of cyclone hopper transferring dust to transfer screws
Transfer screws - Two (2) 4 kw transfer screws transferring dust from cyclone hopper to the hot stone elevator
3.5 CHASSIS AND RUNNING GEAR
Chassis - Rolled steel section construction, suitable braced including supports for dryer and burner
Support legs - Mounted on heavy duty suitably braced rear support frame and front support legs with steel base plates to distribute load evenly across customers foundations
4 STATIC SCREENING AND MIXING SECTION
4.1 HOT STONE ELEVATOR
Elevator - Totally enclosed. Pivots down for transportation
Capacity - 170 tph
Bucket width - 407mm replaceable steel buckets
Chain - 7.64 metre centres
Drive - 11 kw
Casing - Fabricated in 3mm and 6mm steel plate with inspection doors at head and tail
Discharge - Chute to screen
Tensioning - Spring tensioning on tail shaft
4.2 SCREEN
Capacity - 170 tph
Size - 1.83 m wide x 4.88 m long 2 decks to give four (4) sizes plus rejects
Drive - 15 kw high torque motor
Dust sealing - Totally enclosed in a fabricated steel enclosure with removable panels
Screen meshes - Access gained via hinged discharge chutes and doors in dust enclosure
Screen E stop - Emergency stop located adjacent to screen
4.3 STORAGE HOPPER
Hot stone bins - Four (4) compartment, 17.7 tonne capacity
Plate thickness - 6mm steel plate
Outlet doors - Pneumatically operated radial type
Overflow/rejects - Chutes provided down to ground level
4.4 AGGREGATE WEIGH HOPPER
Capacity - 2000 Kg from any one storage hopper mounted on load cells
Load cells - Four (4)
Plate thickness - 6mm steel plate
Discharge door - Semi-rotary, pneumatically operated with new air cylinder
Dust sealing - Enclosed within a dust sealed weigh hopper housing above the batch elevator
4.5 FILLER WEIGH HOPPER
Capacity - 323 Kg load cell mounted
Load cells - Three (3)
Plate thickness - 3mm steel plate
Discharge door - Pneumatically operated butterfly valve
Dust sealing - Via high temperature resistant rubber
4.6 BITUMEN WEIGH HOPPER
Capacity - 420 Kg load cell mounted
Load cells - Three (3)
Plate thickness - 3mm steel plate
Heating - Hopper fully insulated and electrically heated with new thermostat
Discharge - Gravity discharge via a pneumatically operated discharge valve
4.7 BATCH ELEVATOR
Elevator - Totally enclosed inclined continuous bucket elevator
Capacity - 170 tph
Bucket width - 1300mm replaceable fabricated steel buckets
Chain - Twin chain with intermediate support rollers
Drive - 7.5 kw gear motor unit with automatic backstop
Casing - Fabricated in 3mm and 6mm steel plate with inspection doors at head and tail
Discharge - Direct to mixer
Tensioning - Spring tensioning on tail shaft
4.8 PADDLE MIXER
Mixer body - Fabricated from 10mm steel plate
Paddle shafts - Twin contra-rotating shafts in plummer block bearings
Capacity - 2000 Kg
Body liners - Abrasive resistant segmented for ease of replacement and full utilisation
Discharge door - Semi rotary, pneumatically operated by two heavy-duty cylinders, wear resistant liners bolted to door
Paddle arms - Manufactured from cast steel with replaceable paddle tips made from alloy steel
Drive - 45kw gear motor unit
Mixer E stop - Emergency stop located adjacent to paddle mixer
4.9 PNEUMATICS
Compressor - New 7.5 kw to give 6.5 bar
Pneumatics - Solenoid valves, nylon pipework and fittings
4.10 CHASSIS AND RUNNING GEAR
Chassis - Rolled steel section construction, suitable braced including supports for screening and mixing section
Support frame - New once the mixing section is raised into its working position a support frame is installed to the front of the kingpin
Mixer access - 3.05 m clearance under mixer
Support legs - Mounted on heavy duty suitably braced rear support frame with steel base plates to distribute load evenly across customers foundations
5 MODULAR SECONDARY DUST COLLECTION
5.1 CAPACITY - Dryer 43,350 m3/hr (25,500 cfm)
Mixing 11,050 m3/hr (6,500 cfm)
Silo vent 1,700 m3/hr (1,000 cfm)
Total 56,100 m3/hr (33,000 cfm)
5.2 SECOND STAGE
Second stage - Reverse air cleaning type bag filter
Filter medium - Aramid 400g/sq m
Filter area - 600 sq m
Filtration velocity - 1.4 m/min
Emission level - Less than 20mg/cu m provided the filter is maintained in accordance with our operating instructions
5.3 FILTER CABINET
Filter cabinet - Top section fabricated from 3mm and 5mm steel plate mounted on mid-section
Plenum plate - 5mm with laser cut holes for positive bag sealing
Filter mid-section - Mid-section fabricated from 3mm and 5mm steel plate mounted on trough hopper
Insulation - 30mm high density mineral wool with plastic coated angular profile sheeting
Access - Via new galvanised vertical caged access ladder to filter cabinet top with handrailing and kick strip
5.4 CLEANING
Cleaning mechanism - Induced reverse air type.
During cleaning sequence, the mechanism opens a small number of bags to atmosphere for a short duration, to allow the exhaust fan to induce a reverse flow of air for bag cleaning.
Drive - Operated by three (3) 0.75 kw geared motor.
5.5 TROUGH HOPPER
Trough hopper - Fabricated in 3mm steel plate fitted with 5.5 kw screw conveyor to single dust outlet
Insulation - 30mm mineral wool with galvanised steel cladding
Level indicator - High level fitted in trough hopper
5.6 PNEUMATIC BLOWER
Pneumatic - 30 tph delivering collected dust from filter to customers supplied reclaimed filler storage silo
Transfer system - Two (2) 200mm dia. butterfly valves with sequenced control to discharge dust from trough hopper to blow line, maintaining air seal to filter
Blower - 11 kw drive positive displacement type
Pipework - Steel pipeline with flanged connections, wear
resistant pot bends and necessary supports
5.7 FAN UNIT
Fan unit - Backward inclined centrifugal
Drive - 110 kw motor via vee ropes
Exhaust stack - Fabricated in 6mm steel plate with flanged sections to a height of 15 metres
Exhaust fan E stop - Emergency stop located adjacent to exhaust fan
5.8 DUCTING
Ducting - All interconnecting ducting included, also incorporating connection to dust nuisance points on the mixing section
Cyclones to filter - 3mm straight, 5mm bends
Filter to exhaust fan - 3mm straight, 3mm bends
Nuisance ducting - 3mm straight, 3mm bends
5.9 NEW AIR VOLUME CONTROL
Inverter - Adjusting air volume from plant, controlled by a transducer monitoring dryer pressure.
Indication - Inverter speed indicator mounted on remote operator’s panel.
5.10 NEW BAG PROTECTION
Bag protection - New Two (2) temperature probes fitted in duct prior to filter to protect bags from high gas temperatures.
Indication - Vacuum gauge provided to indicate pressure drop across the bag filter and control the filter cleaning system.
6 BITUMEN STORAGE SYSTEM
6.1 BITUMEN TANKS
Tanks - Two (2) horizontal
Capacity - 48,000 litres nominal capacity
Heating - Electric, 60 kw
Insulation - 75mm mineral wool with galvanised steel cladding
Accessories - Manhole, thermometer, contents gauge, fill pipes and all controls and safety devices
6.2 CONTROLS PANELS
Control panel - Lockable IP55 cabinet with weather canopy
Glazed door - Lockable glazed door protecting visible instrumentation, controls and lamp indication
Panel isolator - 125A 3-pole door isolator
Control voltage - 110/50 volt control circuit
Instrumentation - Inclusive of high/low level temperature cut out and safety fail safe system with alarm siren
Controls - Contactors/MCCB protection for heating circuit with 24/7 digital timer fascia mounted with battery back-up
Temperature control - Fully automatic thermostatic control of the bitumen temperature with distance reading dial type thermometer for quick operator temperature verification
Switching - 3-stage switching complete with set down
Thermostat - High temperature filled system thermostat with a range of 120-215o C
6.3 BITUMEN PIPEWORK
Pipework - Single electric trace heated bitumen feed pipe to plant weigh hopper with temperature control thermostat. Insulated and clad with manual bitumen tank selection valve.
Note:
Bitumen pipework to be supplied and installed by Remac along with wiring of
the thermostats and bitumen tanks.
7 MOBILE 45 TONNE MIXED MATERIAL STORAGE SYSTEM
7.1 STORAGE SYSTEM
Storage hopper - One (1) insulated hopper fabricated from steel plate. Mounted in support structure with hinged joint allowing bottom section to be folded back for transport.
Capacity - 45 Tonnes, based on a density of 1800 Kg/m3
Hopper insulation - 75mm thick mineral wool with galvanised steel cladding
Hopper inlet - Pneumatically operated top cover door
Hopper outlet - Pneumatically operated, insulated radial discharge door
Heating - Discharge door heated with thermostatically controlled heating elements
Foul batch hopper - 5 Tonne un-lagged hopper with radial door
Skip car - 2000 Kg capacity mounted on flanged wheels and insulated with 50mm thick mineral wool
Skip track - Inclined and made from cross-braced rolled steel section. In working position, section beneath mixer can be removed to allow direct lorry load out.
Winch unit - Mounted on structure, integral with hopper. Operated by a 37 kw motor and disk brake via a reduction gearbox directly coupled to the winding drum, which is mounted on roller bearings.
Skip control - Control system linked to inverter for close speed control of the winch motor
Skip operation - Skip positional information is by proximity at each stop position
Safety - Safety ultimate limits at each end of the track. One extra limit at the top to cut the winch supply. Slack rope and over speed detection.
7.2 PNEUMATICS
Air receiver - New Air receiver mounted on mixed material storage structure
Pneumatics - New Solenoid valves, nylon pipe work and fittings
7.3 RUNNING GEAR
Support structure - Fully mobile and made from rolled steel sections
Running gear - Pneumatic tyred rear bogie with brakes, front fifth wheel attachment and operational support jacks
Discharge - To give 3.15 metres discharge clearance beneath storage hopper in working position.
8 NEW CONTROL HOUSE AND MOTOR CONTROL PANELS
8.1 CONTROL HOUSE
Size - 5 m long x 2.4 m wide
Construction - The control house is fabricated from steel channel sections suitably braced to form a robust structure
Base frame - Constructed from steel channel sections
Roof - Manufactured from profile steel sheet, weld sealed with roof void fully insulated with 80mm mineral wool
Floor - Constructed from 15mm heavy duty plywood screw fixed to base frame, covered with heavy duty rubber floor tiles
Internal walls - Insulated with 80mm mineral wool and internally clad with plastic coated panelling.
External walls - Clad in waterproof plastic coated sheets
Windows - Three sides tinted double-glazed units
Lighting - Overhead fluorescent lighting
Heating - Wall mounted electric heater
Air conditioning - Wall mounted air conditioning unit
Work station - Manufactured from laminate chipboard with integrated cupboard
Power outlets - Three double sockets
External door - Steel access door
Door access - Via stairway, platform and handrailing with kick strip
8.2 MOTOR CONTROL PANELS (Located in Control house)
Control panels - With mains-in isolator switch with door interlock, control transformer and essential services enclosure with separate isolator
Contactors - Combination circuit breakers/contactors
9 NEW PLANT CONTROL SYSTEM (Located in Control house)
Control desk - Containing computer mimic diagram, key switch for manual/auto control, manual start/stop buttons, cold feed, burner and PLC weigh/mix control system
Computer - Model RTS touchscreen computer weighing and mixing control system comprising of: -
Operator interface terminal with Sunlight Visible Colour TFT Touch Screen Display.
Super Bright 850 cd/M3 display ensures maximum readability with on screen keyboard and facility to support separate keyboard and mouse.
Automatic control of the batching process via a multi-language interface with unlimited recipe storage.
Printer - Printer supplied for production logging of essential data from each batch. Production data stored on non-volatile SD Card, accessible by USB cable and/or external Memory Stick.
Network port to allow remote viewing and control of the batching process on customers PC.
10 NEW WIRING AND MOTOR ISOLATOR SWTICHES
The plant is pre-wired to control house motor control panels for quick electrical installation on site.
Motor isolation switches are fitted to all drives as required.
All new cable, cable trays, junction and loadcell boxes throughout
GUARDS
Safety guards are provided over all V rope drives, chain drives and spur gears.
STEELWORK
All welds to be cleaned as necessary, steelwork to be wire brushed and generally cleaned of all mill scale etc before painting.
PAINTING
All external surfaces are painted with one-coat single pack zinc phosphate primer, followed by a high build semi-gloss topcoat enamel finish.
All ducting, stack and parts subject to heat are painted with heat resistant paint
Any plastic coated PVC will be self-coloured.
VOLTAGE
400 Volt, 3 phase, 50 Hz
M2000 Mobile Asphalt Plant Motor List
Item Quantity Motor Starter kW Total kW
1. 5 Feeder motors Inverter 2.2 11
2. 2 Vibrators DOL 0.25 0.5
3. 1 Collecting conveyor DOL 4 4
4. 1 Dryer feed conveyor DOL 5.5 5.5
5. 1 Dryer Soft start 45 45
6. 1 Fuel pump DOL 7.5 7.5
7. 1 Burner blower Soft start 22 22
8. 1 Cross screw DOL 4 4
9. 2 Transfer screws DOL 4 8
10. 1 Hot elevator DOL 11 11
11. 1 Screen DOL 15 15
12. 1 Batch elevator DOL 7.5 7.5
13. 1 Mixer Soft start 45 45
14. 1 Compressor DOL 7.5 7.5
15. 3 Cleaning mechanism Inverter 0.75 2.25
16. 1 Trough screw DOL 5.5 5.5
17. 1 Dust screw DOL 11 11
18. 1 Exhaust fan Inverter 110 110
19. 1 Winch Fwd/rev 37 37
Total 359.25 kW
HEATING/OTHER SUPPLIES
20. 1 Bitumen weigh scale 1 ph + N 1 1
21. 2 Bitumen tanks 3 ph + N 60 120
22. 2 Trace heating 1 ph + N 2 4
23. 1 Control house supply 1 ph + N 10 10
USED SUPER BLACKMOBILE M2000
TECHNICAL SPECIFICATION
160 TPH MOBILE ASPHALT PLANT
PLANT CAPACITY
160 TPH based on a temperature of 150 degrees C from mixer. Average moisture content of 3%, including 3% filler and 6% bitumen in the mix. Mixer capacity of 2000 Kg per batch and a 45 second weigh/mix cycle.
Assuming the following conditions : -
13) 100% Plant utilisation
14) Ambient temperature 150C
15) Altitude up to 150 metres above sea level
16) Average moisture content is for surface moisture only
17) Free-flowing filler, density 1120 Kg/ m3
18) Single sized aggregate (max. lump 40mm), density 1600 Kg/ m3
19) Mix recipe with no excessive proportion of one size
20) Feed to contain a maximum of 35% 0 - 3mm fines
21) Fuel oil calorific value of 45.2 MJ/Kg
22) Gas calorific value of 34.9 MJ/m3
23) Capacities include filler and bitumen
24) Aggregate is non-porous and not excessively flaky
1 STATIC FIVE (5) BIN COLD FEED UNIT
1.1 HOPPERS
Hoppers - One five (5) compartment
Capacity - 7.5 m3 heaped (each hopper)
Loading width - 2.75 m
Loading height - 3.9 m
Material - 6mm steel plate
Vibrators - New two (2) fitted to sand and dust hoppers
1.2 BELT FEEDERS
Feeders - Five (5) variable speed
Size - 500mm wide x 1500mm centres
Type - Sidewall belts
Feeder body - Flanged for bolting to feed hopper
Radial door - For manual calibration
Head drum - Shaft mounted running in plummer block bearings
Tail drum - Shaft mounted running in slide bearings for belt adjustment
Belt - 500mm wide 3 ply with vulcanised joint
Idlers - Flat, bolted to steel section support frame
Drive - 2.2 kw gear motor unit direct on head shaft
Turndown ratio - 20:1
Feeder control - From remote operator’s console. Variable speed is via static inverter speed controller to vary feeder output
Starvation switches - New fitted to each feeder. In the event of no-flow, an alarm is generated in the cabin.
1.3 COLLECTING CONVEYOR
Collecting conveyor - Horizontal, mounted under feeders with “S” bend drive and inclined section to dryer inlet
Belt - 600mm wide 3 ply with vulcanised joint
Idlers - Troughed bolted to steel section support frame
Drive - 4 kw gear motor unit direct on head shaft
Belt tensioning - Tension bolts fitted to tail drum slide bearings
Belt scraper - Torsion arm type fitted under head drum
Emergency grab wire- Fitted full length on one side
1.4 CHASSIS AND RUNNING GEAR
Chassis - Rolled steel section construction, suitably braced including supports for cold feed hoppers
Support legs - Mounted on six (6) heavy duty suitably braced support legs with steel base plates to distribute load evenly across customers foundations
2 NEW DRYER FEED CONVEYOR
Feed conveyor - From collecting conveyor to dryer
Size - 500mm wide x 9 m centres
Belt - 500mm wide 3 ply with vulcanised joint
Feed hopper - Constructed from mild steel plate with rubber sealing strips
Rollers - Heavy duty trough and return rollers
Idlers - Troughed bolted to steel section support frame
Drive - 5.5 kw gear motor unit direct on tail shaft
Belt tensioning - Tension bolts fitted to tail drum slide bearings
Belt scraper - Torsion arm type fitted under head drum
Emergency grab wire- Fitted full length on both sides
Weather covers - Weather shielding forming roof and both sides belt protection, manufactured from galvanised sheeting to facilitate removal of side protection by one operative for maintenance purposes
Guarding - Mesh panel guards fitted to drive
3 STATIC DRYER/BURNER AND PRIMARY DUST
3.1 DRYER
Diameter - 2.2 m
Length - 6.94 m
Thickness - 12mm welded steel plate
Lifters - Replaceable folded steel plate
Roller paths - Machined on all faces on heat expansion Z brackets
Support rollers - Steel, running on shafts mounted in plummer block bearings supported on dryer chassis
Thrust rollers - Steel, running on shafts mounted in plummer block bearings supported on dryer chassis
Feed end box - Fabricated in 6mm steel plate with flanged connection for dust collection
Discharge end box - Fabricated in 8mm steel plate with wear ladder chute to elevator and housing discharge
paddle ring
Insulation - New 50mm thick mineral wool with galvanised steel cladding
Drive - 45 kw via assisted start and gear motor unit to chain drive
3.2 NEW DRYER PYROMETER
Temperature sensor - Pyrometer mounted in dryer discharge chute to record aggregate discharge temperature with indicating temperature on VDU and computer batch print out.
3.3 BURNER
Type - TJ03 gas oil fired with flame failure detection and radial blade control. Suitable for light and pre-heated heavy oil
Fuel capacity - 1680 Litres max per hour
Turn down ratio - 4:1
Control - Remote control from operators console
Ignition - Pilot gas ignition electrodes (N.B. customer to supply standard propane gas cylinder)
Fuel piping - Between fuel pump and burner, including pressure relief valve and filter
Fuel pump motor - 7.5 kw
Blower motor - 22 kw
Burner E stop - Emergency stop located adjacent to burner
3.4 PRIMARY DUST
Primary dust - Multi cyclone box at feed end of dryer with twenty one (21) cast manganese steel cyclones
Cross screw - 4 kw cross screw in base of cyclone hopper transferring dust to transfer screws
Transfer screws - Two (2) 4 kw transfer screws transferring dust from cyclone hopper to the hot stone elevator
3.5 CHASSIS AND RUNNING GEAR
Chassis - Rolled steel section construction, suitable braced including supports for dryer and burner
Support legs - Mounted on heavy duty suitably braced rear support frame and front support legs with steel base plates to distribute load evenly across customers foundations
4 STATIC SCREENING AND MIXING SECTION
4.1 HOT STONE ELEVATOR
Elevator - Totally enclosed. Pivots down for transportation
Capacity - 170 tph
Bucket width - 407mm replaceable steel buckets
Chain - 7.64 metre centres
Drive - 11 kw
Casing - Fabricated in 3mm and 6mm steel plate with inspection doors at head and tail
Discharge - Chute to screen
Tensioning - Spring tensioning on tail shaft
4.2 SCREEN
Capacity - 170 tph
Size - 1.83 m wide x 4.88 m long 2 decks to give four (4) sizes plus rejects
Drive - 15 kw high torque motor
Dust sealing - Totally enclosed in a fabricated steel enclosure with removable panels
Screen meshes - Access gained via hinged discharge chutes and doors in dust enclosure
Screen E stop - Emergency stop located adjacent to screen
4.3 STORAGE HOPPER
Hot stone bins - Four (4) compartment, 17.7 tonne capacity
Plate thickness - 6mm steel plate
Outlet doors - Pneumatically operated radial type
Overflow/rejects - Chutes provided down to ground level
4.4 AGGREGATE WEIGH HOPPER
Capacity - 2000 Kg from any one storage hopper mounted on load cells
Load cells - Four (4)
Plate thickness - 6mm steel plate
Discharge door - Semi-rotary, pneumatically operated with new air cylinder
Dust sealing - Enclosed within a dust sealed weigh hopper housing above the batch elevator
4.5 FILLER WEIGH HOPPER
Capacity - 323 Kg load cell mounted
Load cells - Three (3)
Plate thickness - 3mm steel plate
Discharge door - Pneumatically operated butterfly valve
Dust sealing - Via high temperature resistant rubber
4.6 BITUMEN WEIGH HOPPER
Capacity - 420 Kg load cell mounted
Load cells - Three (3)
Plate thickness - 3mm steel plate
Heating - Hopper fully insulated and electrically heated with new thermostat
Discharge - Gravity discharge via a pneumatically operated discharge valve
4.7 BATCH ELEVATOR
Elevator - Totally enclosed inclined continuous bucket elevator
Capacity - 170 tph
Bucket width - 1300mm replaceable fabricated steel buckets
Chain - Twin chain with intermediate support rollers
Drive - 7.5 kw gear motor unit with automatic backstop
Casing - Fabricated in 3mm and 6mm steel plate with inspection doors at head and tail
Discharge - Direct to mixer
Tensioning - Spring tensioning on tail shaft
4.8 PADDLE MIXER
Mixer body - Fabricated from 10mm steel plate
Paddle shafts - Twin contra-rotating shafts in plummer block bearings
Capacity - 2000 Kg
Body liners - Abrasive resistant segmented for ease of replacement and full utilisation
Discharge door - Semi rotary, pneumatically operated by two heavy-duty cylinders, wear resistant liners bolted to door
Paddle arms - Manufactured from cast steel with replaceable paddle tips made from alloy steel
Drive - 45kw gear motor unit
Mixer E stop - Emergency stop located adjacent to paddle mixer
4.9 PNEUMATICS
Compressor - New 7.5 kw to give 6.5 bar
Pneumatics - Solenoid valves, nylon pipework and fittings
4.10 CHASSIS AND RUNNING GEAR
Chassis - Rolled steel section construction, suitable braced including supports for screening and mixing section
Support frame - New once the mixing section is raised into its working position a support frame is installed to the front of the kingpin
Mixer access - 3.05 m clearance under mixer
Support legs - Mounted on heavy duty suitably braced rear support frame with steel base plates to distribute load evenly across customers foundations
5 MODULAR SECONDARY DUST COLLECTION
5.1 CAPACITY - Dryer 43,350 m3/hr (25,500 cfm)
Mixing 11,050 m3/hr (6,500 cfm)
Silo vent 1,700 m3/hr (1,000 cfm)
Total 56,100 m3/hr (33,000 cfm)
5.2 SECOND STAGE
Second stage - Reverse air cleaning type bag filter
Filter medium - Aramid 400g/sq m
Filter area - 600 sq m
Filtration velocity - 1.4 m/min
Emission level - Less than 20mg/cu m provided the filter is maintained in accordance with our operating instructions
5.3 FILTER CABINET
Filter cabinet - Top section fabricated from 3mm and 5mm steel plate mounted on mid-section
Plenum plate - 5mm with laser cut holes for positive bag sealing
Filter mid-section - Mid-section fabricated from 3mm and 5mm steel plate mounted on trough hopper
Insulation - 30mm high density mineral wool with plastic coated angular profile sheeting
Access - Via new galvanised vertical caged access ladder to filter cabinet top with handrailing and kick strip
5.4 CLEANING
Cleaning mechanism - Induced reverse air type.
During cleaning sequence, the mechanism opens a small number of bags to atmosphere for a short duration, to allow the exhaust fan to induce a reverse flow of air for bag cleaning.
Drive - Operated by three (3) 0.75 kw geared motor.
5.5 TROUGH HOPPER
Trough hopper - Fabricated in 3mm steel plate fitted with 5.5 kw screw conveyor to single dust outlet
Insulation - 30mm mineral wool with galvanised steel cladding
Level indicator - High level fitted in trough hopper
5.6 PNEUMATIC BLOWER
Pneumatic - 30 tph delivering collected dust from filter to customers supplied reclaimed filler storage silo
Transfer system - Two (2) 200mm dia. butterfly valves with sequenced control to discharge dust from trough hopper to blow line, maintaining air seal to filter
Blower - 11 kw drive positive displacement type
Pipework - Steel pipeline with flanged connections, wear
resistant pot bends and necessary supports
5.7 FAN UNIT
Fan unit - Backward inclined centrifugal
Drive - 110 kw motor via vee ropes
Exhaust stack - Fabricated in 6mm steel plate with flanged sections to a height of 15 metres
Exhaust fan E stop - Emergency stop located adjacent to exhaust fan
5.8 DUCTING
Ducting - All interconnecting ducting included, also incorporating connection to dust nuisance points on the mixing section
Cyclones to filter - 3mm straight, 5mm bends
Filter to exhaust fan - 3mm straight, 3mm bends
Nuisance ducting - 3mm straight, 3mm bends
5.9 NEW AIR VOLUME CONTROL
Inverter - Adjusting air volume from plant, controlled by a transducer monitoring dryer pressure.
Indication - Inverter speed indicator mounted on remote operator’s panel.
5.10 NEW BAG PROTECTION
Bag protection - New Two (2) temperature probes fitted in duct prior to filter to protect bags from high gas temperatures.
Indication - Vacuum gauge provided to indicate pressure drop across the bag filter and control the filter cleaning system.
6 BITUMEN STORAGE SYSTEM
6.1 BITUMEN TANKS
Tanks - Two (2) horizontal
Capacity - 48,000 litres nominal capacity
Heating - Electric, 60 kw
Insulation - 75mm mineral wool with galvanised steel cladding
Accessories - Manhole, thermometer, contents gauge, fill pipes and all controls and safety devices
6.2 CONTROLS PANELS
Control panel - Lockable IP55 cabinet with weather canopy
Glazed door - Lockable glazed door protecting visible instrumentation, controls and lamp indication
Panel isolator - 125A 3-pole door isolator
Control voltage - 110/50 volt control circuit
Instrumentation - Inclusive of high/low level temperature cut out and safety fail safe system with alarm siren
Controls - Contactors/MCCB protection for heating circuit with 24/7 digital timer fascia mounted with battery back-up
Temperature control - Fully automatic thermostatic control of the bitumen temperature with distance reading dial type thermometer for quick operator temperature verification
Switching - 3-stage switching complete with set down
Thermostat - High temperature filled system thermostat with a range of 120-215o C
6.3 BITUMEN PIPEWORK
Pipework - Single electric trace heated bitumen feed pipe to plant weigh hopper with temperature control thermostat. Insulated and clad with manual bitumen tank selection valve.
Note:
Bitumen pipework to be supplied and installed by Remac along with wiring of
the thermostats and bitumen tanks.
7 MOBILE 45 TONNE MIXED MATERIAL STORAGE SYSTEM
7.1 STORAGE SYSTEM
Storage hopper - One (1) insulated hopper fabricated from steel plate. Mounted in support structure with hinged joint allowing bottom section to be folded back for transport.
Capacity - 45 Tonnes, based on a density of 1800 Kg/m3
Hopper insulation - 75mm thick mineral wool with galvanised steel cladding
Hopper inlet - Pneumatically operated top cover door
Hopper outlet - Pneumatically operated, insulated radial discharge door
Heating - Discharge door heated with thermostatically controlled heating elements
Foul batch hopper - 5 Tonne un-lagged hopper with radial door
Skip car - 2000 Kg capacity mounted on flanged wheels and insulated with 50mm thick mineral wool
Skip track - Inclined and made from cross-braced rolled steel section. In working position, section beneath mixer can be removed to allow direct lorry load out.
Winch unit - Mounted on structure, integral with hopper. Operated by a 37 kw motor and disk brake via a reduction gearbox directly coupled to the winding drum, which is mounted on roller bearings.
Skip control - Control system linked to inverter for close speed control of the winch motor
Skip operation - Skip positional information is by proximity at each stop position
Safety - Safety ultimate limits at each end of the track. One extra limit at the top to cut the winch supply. Slack rope and over speed detection.
7.2 PNEUMATICS
Air receiver - New Air receiver mounted on mixed material storage structure
Pneumatics - New Solenoid valves, nylon pipe work and fittings
7.3 RUNNING GEAR
Support structure - Fully mobile and made from rolled steel sections
Running gear - Pneumatic tyred rear bogie with brakes, front fifth wheel attachment and operational support jacks
Discharge - To give 3.15 metres discharge clearance beneath storage hopper in working position.
8 NEW CONTROL HOUSE AND MOTOR CONTROL PANELS
8.1 CONTROL HOUSE
Size - 5 m long x 2.4 m wide
Construction - The control house is fabricated from steel channel sections suitably braced to form a robust structure
Base frame - Constructed from steel channel sections
Roof - Manufactured from profile steel sheet, weld sealed with roof void fully insulated with 80mm mineral wool
Floor - Constructed from 15mm heavy duty plywood screw fixed to base frame, covered with heavy duty rubber floor tiles
Internal walls - Insulated with 80mm mineral wool and internally clad with plastic coated panelling.
External walls - Clad in waterproof plastic coated sheets
Windows - Three sides tinted double-glazed units
Lighting - Overhead fluorescent lighting
Heating - Wall mounted electric heater
Air conditioning - Wall mounted air conditioning unit
Work station - Manufactured from laminate chipboard with integrated cupboard
Power outlets - Three double sockets
External door - Steel access door
Door access - Via stairway, platform and handrailing with kick strip
8.2 MOTOR CONTROL PANELS (Located in Control house)
Control panels - With mains-in isolator switch with door interlock, control transformer and essential services enclosure with separate isolator
Contactors - Combination circuit breakers/contactors
9 NEW PLANT CONTROL SYSTEM (Located in Control house)
Control desk - Containing computer mimic diagram, key switch for manual/auto control, manual start/stop buttons, cold feed, burner and PLC weigh/mix control system
Computer - Model RTS touchscreen computer weighing and mixing control system comprising of: -
Operator interface terminal with Sunlight Visible Colour TFT Touch Screen Display.
Super Bright 850 cd/M3 display ensures maximum readability with on screen keyboard and facility to support separate keyboard and mouse.
Automatic control of the batching process via a multi-language interface with unlimited recipe storage.
Printer - Printer supplied for production logging of essential data from each batch. Production data stored on non-volatile SD Card, accessible by USB cable and/or external Memory Stick.
Network port to allow remote viewing and control of the batching process on customers PC.
10 NEW WIRING AND MOTOR ISOLATOR SWTICHES
The plant is pre-wired to control house motor control panels for quick electrical installation on site.
Motor isolation switches are fitted to all drives as required.
All new cable, cable trays, junction and loadcell boxes throughout
11 COMMISSIONING ENGINEER
GUARDS
Safety guards are provided over all V rope drives, chain drives and spur gears.
STEELWORK
All welds to be cleaned as necessary, steelwork to be wire brushed and generally cleaned of all mill scale etc before painting.
PAINTING
All external surfaces are painted with one-coat single pack zinc phosphate primer, followed by a high build semi-gloss topcoat enamel finish.
All ducting, stack and parts subject to heat are painted with heat resistant paint
Any plastic coated PVC will be self-coloured.
VOLTAGE
400 Volt, 3 phase, 50 Hz
M2000 Mobile Asphalt Plant Motor List
Item Quantity Motor Starter kW Total kW
24. 5 Feeder motors Inverter 2.2 11
25. 2 Vibrators DOL 0.25 0.5
26. 1 Collecting conveyor DOL 4 4
27. 1 Dryer feed conveyor DOL 5.5 5.5
28. 1 Dryer Soft start 45 45
29. 1 Fuel pump DOL 7.5 7.5
30. 1 Burner blower Soft start 22 22
31. 1 Cross screw DOL 4 4
32. 2 Transfer screws DOL 4 8
33. 1 Hot elevator DOL 11 11
34. 1 Screen DOL 15 15
35. 1 Batch elevator DOL 7.5 7.5
36. 1 Mixer Soft start 45 45
37. 1 Compressor DOL 7.5 7.5
38. 3 Cleaning mechanism Inverter 0.75 2.25
39. 1 Trough screw DOL 5.5 5.5
40. 1 Dust screw DOL 11 11
41. 1 Exhaust fan Inverter 110 110
42. 1 Winch Fwd/rev 37 37
Total 359.25 kW
HEATING/OTHER SUPPLIES
43. 1 Bitumen weigh scale 1 ph + N 1 1
44. 2 Bitumen tanks 3 ph + N 60 120
45. 2 Trace heating 1 ph + N 2 4
46. 1 Control house supply 1 ph + N 10 10