Coal mine dragline excavator chain rails with extended service life

General information
Name of center
SSAB
Description of the case

Sliding rails for dragline excavator chain passes over sliding wear bars without lubrication.Sometimes small particles of coal,rocks and sand get stuck in beetween. At combination of sliding /squeezing wear. Hardox 600 works much better than the original Mn steel. The service life is improved from 2 to 6 months.

 


End customer
Industry
Coal and energy
Raw material processed
Brown coal-Overburden
Wear part
Temperature
0 – 250 °C / 32 – 480 °F
Processed material size
10 – 300 mm / 0.4 – 12.0 "
Solution
New solution
Hardox 600
Thickness
20 mm
Service life
+300%
Key success factors
Improved service life
300%
180