K4 Scalper Screen

Name: K4 Scalper Screen
Brand: Keestrack

Contractors choice: Heavy-duty performance, compact and productive.

Résumé

Recyclage

Granulats

Sable et gravier

Exploitation de carrières

The contractors choice due to heavy duty performance, compact transport and high productivity. Safe service access and walkways and a liftable screen box.

Capacity up to 350 t/h

Weight 24,5 t / 27 sT

Double deck screen box 4.2 x 1.5 m (14’ x 5’)

Hydraulically liftable screen box & hydraulically adjustable screen angle

Fuel efficiency & Low emission engine

Compact transport dimensions & contractor’s choice for mobility

Heavy duty design with heavy-duty apron feeder and hydraulic folding hopper walls

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Demander plus d'informations

Capacity up to	350 t
Weight	24,5 t (27 sT)
Screen box (l x w)	4200 x 1500 mm / (14' x 5')
Feed hopper in HB450	7 m³ / 9 yard³
Hydraulic folding hopper for transport	•
Heavy Duty Plate Apron Feeder	3150 mm x 1120 mm

Loading height

open back wall	2500 mm
half open back wall	2900 mm
closed back wall	3600 mm
Side loading length	4200 mm
Screen box l x w	4200 x 1500 mm
Upper deck m2 / feet²	6,3 m²
Lower deck m2 / feet²	5,4 m²
Hydraulic liftable screen box	•
Screen box can be set in several inclinations	6
Standard walkway beside screen box	Left side
Standard Long Life Grease: grease interval	every 100 h

Conveyor belts (l x w) & discharge height

Oversize belt conveyor (discharge height)	5000 mm x 1200 mm (3400 mm)
Fine fraction belt conveyor (left) (discharge height)	8350 mm x 900 mm (3880 mm)
Middle fraction belt conveyor (right) (discharge height)	8280 x 800 mm (3800 mm)
Track-unit: Length, total width, track shoe width	3310, 2500, 400 mm
2-speed track drive	1,3 km/h and 2,2 km/h
Engine unit(s)	55 kW/77kW
Control	PLC – IP 67 LCD screen 4,3" & remote control
Smart sequential auto start/stop from remote control	•

Wear lining in hopper HB 450: 8 mm	•
Several hopper & corner extensions	•
Feed hopper with belt feeder	•
Screen flow break	•
Anti clogging system	•
Fast tensioning system for upper deck screens	•
Dust cover for screen box	•
Walkways (both sides) beside screenbox	•
Wide range op screen media	•
Volumetric belt scale on apron feeder	•

Conveyors

Dust suppression system at conveyors	•
Picking station at oversize belt conveyor	Left & right side
Extra long oversize belt conveyor & discharge heigth	1800 mm longer
Drum magnet and chute on side conveyors	•
Tungsten scrapers	Fines conveyor (left) Under Screen Conveyor

Other options

Lubricated track chains	•
Radio remote	•
Working lights	•
Fuel filling pump	•
Heating system for engine unit: diesel and hydraulic tank	•
Telematics system UMTS/GPS	•
Lifting eyes	•

Specification	Transport dimensions	Working dimensions
Weight	24,5 t (27 sT)
Length	10.750 mm (35’3")	13.300 mm (43’8”)
Height	3.250 mm (10’8”)	3.875 mm (12’8”)
Width	2.780 mm (9’1”)	14.300 mm (46’11")

Points forts de la performance

Available in plug-in full hybrid version and ZERO full electric

Hydraulically liftable screen box and hydraulic adjustable screen angle.

Unrivaled performance

Standard heavy-duty plate apron feeder and hydraulic folding hopper walls.

Low emission engine and lowest fuel consumption in industry.

Double-deck screen box 4.200 × 1.500 mm (14’ × 5’).

Screening surface: 6.3 m² upper deck, 5.4 m² lower deck.

Capacity up to 350 tonnes per hour.

Feed hopper 7 m³ (9 yd³) with extensions available.

2-speed track drive.

Applications

Pre- screening/scalping

Recycling landfill and construction waste

Top soil and many other products

Separation of “sticky” aggregate

Construction and demolition waste

Sand and gravel

Quarrying

Coal

Wood and others

Screening behind or before a crusher

Rendement énergétique

Disel/hydraulic*

*load sensing hydraulic system

12 l/h

Diesel/electric

8 l/h

Electric plug-in other machinery

3 l/h

Electric plug-in mains

32 kWh

Systèmes d'entraînement disponibles

Diesel/hydraulique

Fiche électrique pour le raccordement sur réseau

ZERO-Drive

En savoir plus sur les systèmes d'entraînement

Avantages liés à l'utilisation des machines Keestrack

Une technologie mobile

Chez Keestrack, nous savons à quel point la mobilité est importante pour les propriétaires et les exploitants, et cela se reflète dans la conception et la fabrication de nos machines. Notre objectif est de réduire au minimum les temps de mise en place, d'alléger le poids et d'encombrer le moins possible, afin que vous puissiez être opérationnel le plus rapidement possible.