Leveling thickness: 3-30 cm
Work efficiency: 300 ㎡ -500 ㎡/hour
The S‑840 four‑wheel laser screed is professional paving equipment for concrete floors. It is equipped with optional Honda 690 or Briggs 3864 engine of 23KW with electric start, 17L gasoline tank and fuel consumption 1.2‑3.0L/H. It adopts 4‑wheel hydraulic‑motor drive, stepless forward‑reverse speed and electronic steering for flexible operation. Fitted with auger paving mechanism and original imported vibration motor, vibration frequency reaches 4500 times/min with 2000N vibration force. Screeding thickness ranges 3‑30 cm. Height is controlled by hydraulic cylinder, and laser transmitter system achieves flat, slope and double‑slope concrete floors, working efficiency reaches 300‑500 ㎡ per hour. With 710 mm wheel track and 880 KG net weight, it is compact and easy to transport, widely used in factories, warehouses and workshop concrete‑floor projects.