KOLBERG SF20 3D Mobile Incline Rinser Screen


Overview


The Kolberg SF20 3D delivers powerful, high capacity washing performance in a flexible, mobile platform built to grow with your operation. Engineered for demanding applications, it features hydraulically folding onboard conveyors and produces up to four premium washed products.


Ideal for medium to large operations, the SF20 3D combines Astec engineered durability, superior throughput, and precise sizing to consistently deliver high spec material and maximize return on investment.

features


  • High capacity up to 600 mtph (661 US tph) (application dependent)
  • Maximum feed size 150 mm (6”)
  • Class leading power unit output: 100 kW (134 Hp)
  • Spare parts commonality across numerous other mobile screen models
  • Safe and easy access to all critical components for service and maintenance
  • More uptime with class leading fuel tank capacity: 643 L (170 gal)
  • Radio controlled tipping grid and belt feeder
  • Heavy duty incline screen box with adjustable stroke, angle and speed
  • Class leading screen box bearing size
  • Screen walkway with handrails and access ladder
  • Hydraulically folding and adjustable conveyors with maximized stockpile capacity
  • Reversible cross (transfer) conveyor
  • Hydraulic raise/lower of head section for mesh access
  • Telematics system provided as standard
  • Dual sand capabilities with adjustable blending flaps to make in-spec sand
  • Sand underpan lined with 5mm rubber for less wear and longer life.

applications


  • CRUSHED STONE
  • SAND & GRAVEL
  • RECYCLING

TEchnical specifications


  • 4.82m long x 2.2m wide as standard (4m wide with optional extensions)
  • Capacity: 6.1m3
  • Length: 3,660mm
  • Grid openings: 100mm
  • Target area: 4.24m x 1.86m
  • Feed in height (rear) with grid: 3.53m
  • Feed in height (rear) without grid: 2.59m
  • Hydraulic tipping grid with adjustable angle, remote (includes feeder stop / start) and manual control
  • Hydraulic hopper support legs

  • Belt width: 1,200mm
  • Belt specification: plain, EP500 3 ply
  • Belt cleaner: Rosta mounted
  • Drive: internally-driven head pulley with planetary gearbox and hydraulic motor
  • Head pulley diameter: 344mm
  • Tail pulley diameter: 330mm
  • Variable speed: 0 - 16.3 m/min

  • Top: 6.1 m x 1.5 m (20’ x 5‘)
  • Middle: 6.1 m x 1.5 m (20’ x 5‘)
  • Bottom: 5.5 m x 1.5 m (18’ x 5’)
  • Drive: cast iron hydraulic gear motor. Screen box reverse rotation valve option available - provides manual control for screen box motor reversal to increase efficiency but with lower output
  • Speed: 950 rpm
  • Throw: 6.5 - 9.5 mm
  • Bearings: 2, grease filled
  • Media sections: 5 media sections (side tension) top / middle decks, 3 media sections (end tension)
  • bottom deck
  • Hydraulic angle adjustment: 19 - 30°
  • Access ladder with walk around platform and handrail

  • Mounting for dewatering screen, cyclone, slurry sump and slurry pump motor
  • Belt width: 1,050mm
  • Belt specification: plain, EP500 3 ply
  • Belt cleaner: Rosta mounted
  • Drive: hydraulic motor
  • Head pulley diameter: 293mm
  • Tail pulley diameter: 273mm
  • Fixed speed: 113.3 m/min
  • Hydraulic lift for mesh change access
  • Hydraulic slide for positioning discharge on screen box
  • Aggregate spreader with 6mm replaceable liner plates

  • Belt width: 650mm
  • Belt specification: plain, EP400 3 ply
  • Belt cleaner: Rosta mounted
  • Drive: hydraulic motor
  • Head pulley diameter: 223mm
  • Tail pulley diameter: 220mm
  • Fixed speed: 88.6 m/min
  • Conveyor is reversible via swapping hydraulic hoses

  • Belt width: 800mm nominal
  • Belt specification: chevron, EP315 3 ply
  • Belt cleaner: beater roller
  • Drive: hydraulic motor
  • Head pulley diameter: 293mm
  • Tail pulley diameter: 260mm
  • Variable speed: 0 - 105 m/min
  • Discharge height: 5.03m
  • Hydraulic fold for transport

  • Belt width: 800mm nominal
  • Belt specification: chevron, EP315 3 ply
  • Belt cleaner: beater roller
  • Drive: hydraulic motor
  • Head pulley diameter: 293mm
  • Tail pulley diameter: 260mm
  • Variable speed: 0 - 105 m/min
  • Discharge height: 5.03m
  • Hydraulic fold for transport
  • Rinser Kit
  • Water volume: 8,835 lpm
  • Twin sand product outlets: 2 x 10” (250NB PN10 flange)
  • Includes blanking plate for single product applications
  • No. of spray bars: 16 independent and 6 integrated into the top deck frame
  • Spray bar size: 1½“ (48.3 x 5.0mm CHS)
  • Spray nozzles: 14 per spray bar, 3/8” BSP (45 lpm @ 2.7bar) and 5 per integrated spray bar
  • 3/8” BSP (45 lpm @ 2.7bar)
  • Wash manifold: 200 x 100mm RHS with 6” (150NB PN10) inlet and 24 x 1½“ male BSP spray bar outlets
  • Wash box manifold: 1½” (48.3 x 5.0mm CHS)
  • Wash box nozzles: 10 x 3/8” BSP (2.7m³/h @ 2.7bar)
  • Wash manifold outlet connection: 1½” ball valves and hose-tail
  • Flexi-pipe connection (with wash manifold & spray bars): 1½” rubber flexi-hose secured with jubilee clips
  • Sand underpan divider plate: 5mm rubber lined: 1/3, 1/2 & 2/3 division options

  • Engine (Stage111A/ Tier 3): Caterpillar C4.4 diesel water cooled
  • Power rating: 95kW (127Hp)
  • Diesel tank capacity: 454 L
  • Hydraulic tank capacity: 550 L
  • Electronic air filter restriction indicator
  • Cast iron hydraulic gear pumps
  • Flywheel: triple 46/46/23 cc/rev (2.8/2.8/1.4 cu. in/rev)
  • PTO: triple 31/23/12 cc/rev (1.9/1.4/0.73 cu. in/rev)
  • Oil cooler with bypass
  • Electric/hydraulic conveyor drive controls
  • Manual hydraulic conveyor movement controls
  • Electric/hydraulic track drive control
  • ISO 46 grade hydraulic oil for temperature range of 0° to +25°c (32° to +77°f)
  • Tracks
  • Track width: 500mm
  • Sprocket centres: 3,838mm
  • Gradeability: 25° (46%)
  • Gearbox ratio: 1:147
  • Hydraulic motor displacement: 86 cc/rev (5.24cu. in reverse)
  • No. of speeds: 1
  • Approximate speed: 1.5 kph
  • Control System
  • 100mm push button display
  • Emergency stops
  • Engine start delay siren
  • Tracking siren
  • Lighting package includes:
  • Amber warning beacon, mounted on delivery conveyor, flashes to indicate when machine is in operation
  • Tracking lights mounted in front of and behind each track assembly
  • Engine enclosure light
  • Hydraulic oil level monitoring
  • Hydraulic oil temperature monitoring
  • Fuel level
  • Radio remote, controls tracking, engine off, tipping grid and belt feeder

  • Weight: 40.92 Tonnes

  • Quick release wedge screen tension (top deck only)
  • Quick release wedge screen tension (middle deck only)
  • Larger 15ft (7.6m3) hopper capacity
  • Anti roll backs on incline conveyor (removed for transport)
  • 68 grade hydraulic oil
  • Caterpillar C4.4 95kW Tier 2 engine
  • Screen box reversal control
  • 2 off 3m long 250mm diameter slurry pipes
  • Return roller basket guards fitted to all return rollers accessible from a height of 2.8m from ground level – painted Golden Yellow
  • Lanyards run on both sides of main conveyor, to an accessible height of 2.8m from ground level
  • Starter motor isolator
  • Pressure relief radiator cap
  • Heavy duty radiator core c/w sandblast guard
  • Additional safety stickering fitted to the complete plant, including;
  • Three point contact
  • Isolation
  • Hearing
  • Trained personnel
  • PPE requirements
  • Yellow reflective stickering fitted around the unit
  • 9kg dry chemical fire extinguisher, bag & bracket

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